{"id":47621,"date":"2026-09-16T17:53:30","date_gmt":"2026-09-16T08:53:30","guid":{"rendered":"https:\/\/genai-ai.co.jp\/ai-kanri\/?p=47621"},"modified":"2026-09-16T17:53:30","modified_gmt":"2026-09-16T08:53:30","slug":"cc-java-instance-basics","status":"publish","type":"post","link":"https:\/\/genai-ai.co.jp\/ai-kanri\/blog\/cc-java-instance-basics\/","title":{"rendered":"\u30102026\u5e749\u6708\u6700\u65b0\u3011Java\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3068\u306f\uff1f\u30af\u30e9\u30b9\u3068\u306e\u95a2\u4fc2\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306e\u4f7f\u3044\u65b9\u3092\u5fb9\u5e95\u89e3\u8aac"},"content":{"rendered":"\n<style>\n.g-flow-row{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;align-items:center;}\n.g-flow-item{background:linear-gradient(135deg,#1a1a1a,#2a1015);color:#fff;border-radius:8px;padding:16px 14px;min-width:130px;flex:1;text-align:center;}\n.g-flow-arrow{color:#dc2626;font-size:20px;font-weight:700;}\n.g-card-row{display:flex;gap:12px;flex-wrap:wrap;margin:0 0 32px;}\n.g-card-row>div{flex:1;min-width:220px;}\n@media(max-width:600px){\n  .g-flow-row{flex-direction:column;}\n  .g-flow-arrow{transform:rotate(90deg);}\n  .g-card-row{flex-direction:column;}\n  .g-card-row>div{min-width:100%;}\n}\n<\/style>\n\n\n\n<div style=\"margin:0 0 32px;\">\n  <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/thumb-cc-java-instance-basics.jpg\" alt=\"\u30102026\u5e749\u6708\u6700\u65b0\u3011Java\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3068\u306f\uff1f\u30af\u30e9\u30b9\u3068\u306e\u95a2\u4fc2\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306e\u4f7f\u3044\u65b9\u3092\u5fb9\u5e95\u89e3\u8aac\" style=\"width:100%;height:auto;border-radius:12px;display:block;\">\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u300cJava\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3063\u3066\u3001\u7d50\u5c40\u30af\u30e9\u30b9\u3068\u4f55\u304c\u9055\u3046\u306e\uff1f\u300d\u300cnew \u3092\u4ed8\u3051\u308b\u3068\u4f55\u304c\u8d77\u304d\u3066\u3044\u308b\u306e\uff1f\u300d\u2014\u2014Java\u306e\u5b66\u7fd2\u3092\u59cb\u3081\u305f\u4eba\u304c\u3001\u307b\u307c\u5fc5\u305a\u3069\u3053\u304b\u3067\u7acb\u3061\u6b62\u307e\u308b\u306e\u304c\u3053\u306e\u300c\u30af\u30e9\u30b9\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u95a2\u4fc2\u300d\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\uff08OOP\uff09\u306e\u5165\u9580\u3067\u3064\u307e\u305a\u304f\u30dd\u30a4\u30f3\u30c8\u306e\u591a\u304f\u306f\u3001\u5b9f\u306f\u300c\u8a00\u8449\u306e\u30a4\u30e1\u30fc\u30b8\u300d\u3068\u300c\u5b9f\u969b\u306b\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u4e2d\u3067\u8d77\u304d\u3066\u3044\u308b\u3053\u3068\u300d\u304c\u30ba\u30ec\u3066\u3044\u308b\u305f\u3081\u306b\u8d77\u3053\u308a\u307e\u3059\u3002<strong>\u30af\u30e9\u30b9\u306f\u8a2d\u8a08\u56f3\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306f\u305d\u306e\u8a2d\u8a08\u56f3\u304b\u3089\u4f5c\u3089\u308c\u305f\u5b9f\u7269<\/strong>\u2014\u2014\u3053\u306e\u305f\u3068\u3048\u81ea\u4f53\u306f\u805e\u3044\u305f\u3053\u3068\u304c\u3042\u3063\u3066\u3082\u3001\u3044\u3056\u30b3\u30fc\u30c9\u3092\u8aad\u3080\u3068\u300c\u3042\u308c\u3001\u3053\u306e\u5909\u6570\u306f\u3069\u3063\u3061\u306a\u3093\u3060\u3063\u3051\u300d\u3068\u6df7\u4e71\u3057\u3066\u3057\u307e\u3046\u4eba\u306f\u5c11\u306a\u304f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001<strong>\u30af\u30e9\u30b9\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u95a2\u4fc2<\/strong>\u3001<strong>new\u30ad\u30fc\u30ef\u30fc\u30c9\u306b\u3088\u308b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210\u306e\u4ed5\u7d44\u307f<\/strong>\u3001<strong>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u3068\u30af\u30e9\u30b9\u5909\u6570\uff08static\u5909\u6570\uff09\u306e\u9055\u3044<\/strong>\u3001<strong>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3068this\u30ad\u30fc\u30ef\u30fc\u30c9<\/strong>\u3001\u305d\u3057\u3066\u521d\u5fc3\u8005\u304c\u3064\u307e\u305a\u304d\u3084\u3059\u3044<strong>NullPointerException<\/strong>\u306e\u539f\u56e0\u307e\u3067\u3092\u3001\u5b9f\u969b\u306eJava\u30b3\u30fc\u30c9\u3068\u3042\u308f\u305b\u3066\u9806\u756a\u306b\u6574\u7406\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"balloon-wrap\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/ceo-sugasawa.jpg\" alt=\"\u4ee3\u8868\u83c5\u6fa4\">\n    <span class=\"balloon-name\">\u4ee3\u8868\u83c5\u6fa4<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u672a\u7d4c\u9a13\u306e\u7d4c\u55b6\u8005\u306e\u65b9\u304b\u3089\u3082\u300c\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u3069\u3046\u3068\u304b\u8a00\u3063\u3066\u3044\u308b\u3051\u3069\u3001\u6b63\u76f4\u3088\u304f\u5206\u304b\u3089\u306a\u3044\u300d\u3068\u3044\u3046\u76f8\u8ac7\u3092\u3088\u304f\u53d7\u3051\u307e\u3059\u3002\u4eca\u65e5\u306f\u30b3\u30fc\u30c9\u306e\u610f\u5473\u3092\u304d\u3061\u3093\u3068\u7406\u89e3\u3057\u305f\u3044\u4eba\u306b\u3082\u3001\u96f0\u56f2\u6c17\u3060\u3051\u63b4\u307f\u305f\u3044\u4eba\u306b\u3082\u5f79\u7acb\u3064\u3088\u3046\u306b\u3001\u4e21\u65b9\u306e\u30ec\u30d9\u30eb\u3067\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/div>\n<\/div>\n\n\n\n<div class=\"balloon-wrap is-right\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/yamazaki-avatar.png\" alt=\"AI\u9b3c\u7ba1\u7406\u5c71\u5d0e\">\n    <span class=\"balloon-name\">AI\u9b3c\u7ba1\u7406\u5c71\u5d0e<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u5f8c\u534a\u3067\u306f\u3001\u5b9f\u969b\u306b\u30b3\u30fc\u30c9\u30921\u884c\u3082\u66f8\u304b\u306a\u304f\u3066\u3082\u3001Claude Code\u306b\u300c\u3053\u306eJava\u30b3\u30fc\u30c9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u90e8\u5206\u3092\u8aac\u660e\u3057\u3066\u300d\u3068\u983c\u3080\u3060\u3051\u3067\u7406\u89e3\u304c\u9032\u3080\u65b9\u6cd5\u3082\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u81ea\u4f53\u3092\u899a\u3048\u308b\u524d\u306b\u3001\u307e\u305a\u306f\u6700\u5f8c\u307e\u3067\u8aad\u3093\u3067\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a18\u4e8b\u3092\u6700\u5f8c\u307e\u3067\u8aad\u3080\u3068\u3001\u6b21\u306e\u70b9\u304c\u660e\u78ba\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#fafafa;border-radius:8px;padding:16px 20px;margin:16px 0;border-left:4px solid #dc2626;\">\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span><strong>\u30af\u30e9\u30b9\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u95a2\u4fc2<\/strong>\u3092\u300c\u8a2d\u8a08\u56f3\u3068\u5b9f\u7269\u300d\u306e\u6bd4\u55a9\u3067\u306f\u306a\u304f\u3001\u5b9f\u969b\u306e\u30e1\u30e2\u30ea\u4e0a\u306e\u52d5\u304d\u3067\u7406\u89e3\u3067\u304d\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span><strong>new\u30ad\u30fc\u30ef\u30fc\u30c9<\/strong>\u3092\u4f7f\u3063\u305f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210\u306e\u5185\u90e8\u7684\u306a\u4ed5\u7d44\u307f\u304c\u5206\u304b\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span><strong>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570<\/strong>\u3068<strong>\u30af\u30e9\u30b9\u5909\u6570\uff08static\u5909\u6570\uff09<\/strong>\u306e\u9055\u3044\u3068\u4f7f\u3044\u5206\u3051\u304c\u5206\u304b\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span><strong>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf<\/strong>\u3068<strong>this\u30ad\u30fc\u30ef\u30fc\u30c9<\/strong>\u306e\u5f79\u5272\u3092\u3001\u30b3\u30fc\u30c9\u4f8b\u3064\u304d\u3067\u7406\u89e3\u3067\u304d\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u521d\u5fc3\u8005\u304c\u9ad8\u78ba\u7387\u3067\u30cf\u30de\u308b<strong>NullPointerException<\/strong>\u306a\u3069\u306e\u5178\u578b\u7684\u306a\u9593\u9055\u3044\u3092\u56de\u907f\u3067\u304d\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span><strong>\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3082Claude Code\u3092\u4f7f\u3063\u3066Java\u30b3\u30fc\u30c9\u3092\u7406\u89e3\u30fb\u6d3b\u7528\u3059\u308b\u65b9\u6cd5<\/strong>\u304c\u5206\u304b\u308b<\/span><\/div>\n\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/aibpo\/makase\/blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=aibpo_makase\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u793e\u54e1AIKATA\uff08\u670830\u4e07\u5186\u3067\u696d\u52d9\u307e\u304b\u305b\u653e\u984c\uff09\u306e\u7121\u6599\u76f8\u8ac7 \u4e88\u7d04\u30da\u30fc\u30b8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_makase_20260904.jpg\" alt=\"AI\u793e\u54e1AIKATA\uff5c\u670830\u4e07\u5186\u306e\u5b9a\u984d\u3067\u5fa1\u793e\u306e\u696d\u52d9\u3092\u307e\u308b\u3054\u3068\u5dfb\u304d\u53d6\u308a\u307e\u3059\uff08\u7121\u6599\u76f8\u8ac760\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/koteihi-line\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=koteihi_shindan\" target=\"_blank\" rel=\"noopener\" aria-label=\"\u516c\u5f0fLINE\u306e\u56fa\u5b9a\u8cbb\u524a\u6e1b\u8a3a\u65ad\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_koteihi_line.jpg\" alt=\"\u5fa1\u793e\u304c\u6e1b\u3089\u305b\u308b\u56fa\u5b9a\u8cbb\u306f\u6708\u3044\u304f\u3089\u304b\uff5c\u516c\u5f0fLINE\u3067\u8cea\u554f\u306b\u7b54\u3048\u308b\u3060\u3051\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-01\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">01<\/span>\n  <span class=\"section-label\" style=\"display:block;\">CLASS & INSTANCE<\/span>\n  <span class=\"section-title\" style=\"display:block;\">\u30af\u30e9\u30b9\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u57fa\u672c\u95a2\u4fc2<\/span>\n  <span class=\"section-desc\">\u300c\u8a2d\u8a08\u56f3\u300d\u3068\u300c\u5b9f\u7269\u300d\u306e\u95a2\u4fc2\u3092\u3001\u30b3\u30fc\u30c9\u306e\u52d5\u304d\u3067\u7406\u89e3\u3059\u308b<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Java\u306b\u9650\u3089\u305a\u3001\u591a\u304f\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u8a00\u8a9e\u3067\u306f\u300c\u30af\u30e9\u30b9\u300d\u3068\u300c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u300d\u3068\u3044\u30462\u3064\u306e\u6982\u5ff5\u304c\u30bb\u30c3\u30c8\u3067\u767b\u5834\u3057\u307e\u3059\u3002\u307e\u305a\u306f\u3053\u306e2\u3064\u306e\u5f79\u5272\u3092\u6574\u7406\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1-1. \u30af\u30e9\u30b9\u3068\u306f\u300c\u8a2d\u8a08\u56f3\u300d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30af\u30e9\u30b9\uff08class\uff09<\/strong>\u3068\u306f\u3001\u300c\u3069\u3093\u306a\u30c7\u30fc\u30bf\uff08\u5909\u6570\uff09\u3092\u6301\u3061\u3001\u3069\u3093\u306a\u51e6\u7406\uff08\u30e1\u30bd\u30c3\u30c9\uff09\u304c\u3067\u304d\u308b\u304b\u300d\u3092\u5b9a\u7fa9\u3057\u305f<strong>\u8a2d\u8a08\u56f3<\/strong>\u3067\u3059\u3002\u30af\u30e9\u30b9\u81ea\u4f53\u306f\u3001\u305d\u308c\u5358\u4f53\u3067\u306f\u5177\u4f53\u7684\u306a\u5024\u3092\u6301\u3061\u307e\u305b\u3093\u3002\u3042\u304f\u307e\u3067\u300c\u3053\u3046\u3044\u3046\u69cb\u9020\u306e\u30e2\u30ce\u3092\u4f5c\u308a\u307e\u3059\u3088\u300d\u3068\u3044\u3046\u5ba3\u8a00\u306b\u904e\u304e\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>\u30af\u30e9\u30b9\uff08class\uff09<\/strong>\uff1a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u8a2d\u8a08\u56f3\u3068\u306a\u308b\u5b9a\u7fa9\u3002\u3069\u3093\u306a\u30c7\u30fc\u30bf\uff08\u30d5\u30a3\u30fc\u30eb\u30c9\uff0f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\uff09\u3092\u6301\u3061\u3001\u3069\u3093\u306a\u52d5\u4f5c\uff08\u30e1\u30bd\u30c3\u30c9\uff09\u3092\u884c\u3048\u308b\u304b\u3092\u307e\u3068\u3081\u3066\u8a18\u8ff0\u3057\u305f\u3082\u306e\u3002\u30af\u30e9\u30b9\u81ea\u4f53\u306f\u30e1\u30e2\u30ea\u4e0a\u306b\u5b9f\u4f53\u3092\u6301\u305f\u305a\u3001\u3042\u304f\u307e\u3067\u300c\u578b\u300d\u306e\u5b9a\u7fa9\u306b\u3068\u3069\u307e\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u3048\u3070\u300c\u72ac\u300d\u3092\u8868\u3059\u30af\u30e9\u30b9\u3092\u8003\u3048\u3066\u307f\u307e\u3059\u3002\u72ac\u3068\u3044\u3046\u6982\u5ff5\u306b\u306f\u300c\u540d\u524d\u300d\u300c\u5e74\u9f62\u300d\u3068\u3044\u3063\u305f<strong>\u5c5e\u6027\uff08\u30c7\u30fc\u30bf\uff09<\/strong>\u3068\u3001\u300c\u9cf4\u304f\u300d\u300c\u6b69\u304f\u300d\u3068\u3044\u3063\u305f<strong>\u3075\u308b\u307e\u3044\uff08\u51e6\u7406\uff09<\/strong>\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3092Java\u306e\u30af\u30e9\u30b9\u3068\u3057\u3066\u66f8\u304f\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre style=\"background:#1e1e1e;color:#d4d4d4;border-radius:8px;padding:18px 20px;overflow-x:auto;font-size:13.5px;line-height:1.7;margin:16px 0;\"><code>public class Dog {\n    \/\/ \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\uff08\u30d5\u30a3\u30fc\u30eb\u30c9\uff09\n    String name;\n    int age;\n\n    \/\/ \u30e1\u30bd\u30c3\u30c9\uff08\u3075\u308b\u307e\u3044\uff09\n    void bark() {\n        System.out.println(name + \"\u304c\u9cf4\u3044\u305f\uff01\");\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30b3\u30fc\u30c9\u3060\u3051\u3067\u306f\u3001\u307e\u3060\u5177\u4f53\u7684\u306a\u300c\u30dd\u30c1\u300d\u3084\u300c\u30cf\u30c1\u300d\u3068\u3044\u3063\u305f\u5b9f\u969b\u306e\u72ac\u306f1\u5339\u3082\u5b58\u5728\u3057\u3066\u3044\u307e\u305b\u3093\u3002Dog\u30af\u30e9\u30b9\u306f\u3001\u3042\u304f\u307e\u3067\u300c\u540d\u524d\u3068\u5e74\u9f62\u3092\u6301\u3061\u3001\u9cf4\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u300d\u3068\u3044\u3046<strong>\u578b\uff08\u304b\u305f\u3061\uff09<\/strong>\u3092\u5b9a\u7fa9\u3057\u305f\u3060\u3051\u306e\u6bb5\u968e\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1-2. \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3068\u306f\u300c\u5b9f\u7269\u300d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a2d\u8a08\u56f3\uff08\u30af\u30e9\u30b9\uff09\u3092\u3082\u3068\u306b\u3001\u5b9f\u969b\u306b\u30e1\u30e2\u30ea\u4e0a\u306b\u4f5c\u3089\u308c\u305f<strong>\u5177\u4f53\u7684\u306a\u5b9f\u4f53<\/strong>\u306e\u3053\u3068\u3092<strong>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\uff08instance\uff09<\/strong>\u3068\u547c\u3073\u307e\u3059\u3002\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff08object\uff09\u300d\u3082\u307b\u307c\u540c\u3058\u610f\u5473\u3067\u4f7f\u308f\u308c\u307e\u3059\u304c\u3001\u300c\u30af\u30e9\u30b9\u304b\u3089\u751f\u6210\u3055\u308c\u305f\u5b9f\u4f53\u300d\u3067\u3042\u308b\u3053\u3068\u3092\u5f37\u8abf\u3059\u308b\u3068\u304d\u306b\u300c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u300d\u3068\u3044\u3046\u8a00\u8449\u304c\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\uff08instance\uff09<\/strong>\uff1a\u30af\u30e9\u30b9\u3068\u3044\u3046\u8a2d\u8a08\u56f3\u3092\u3082\u3068\u306b\u3001\u5b9f\u969b\u306b\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u30e1\u30e2\u30ea\u4e0a\u306b\u4f5c\u3089\u308c\u305f\u5177\u4f53\u7684\u306a\u5b9f\u4f53\u3002\u540c\u3058\u30af\u30e9\u30b9\u304b\u3089\u8907\u6570\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u305d\u308c\u305e\u308c\u304c\u72ec\u7acb\u3057\u305f\u30c7\u30fc\u30bf\uff08\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306e\u5024\uff09\u3092\u6301\u3061\u307e\u3059\u3002\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u300d\u3068\u307b\u307c\u540c\u7fa9\u3067\u4f7f\u308f\u308c\u308b\u7528\u8a9e\u3067\u3059\u3002<\/p>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Dog\u30af\u30e9\u30b9\u304b\u3089\u300c\u30dd\u30c1\u300d\u3068\u300c\u30cf\u30c1\u300d\u3068\u3044\u30462\u5339\u306e\u72ac\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u308b\u3068\u3001\u305d\u308c\u305e\u308c\u304c\u72ec\u7acb\u3057\u305f\u540d\u524d\u30fb\u5e74\u9f62\u3092\u6301\u3064\u3001\u5225\u3005\u306e\u5b9f\u4f53\u3068\u3057\u3066\u30e1\u30e2\u30ea\u4e0a\u306b\u5b58\u5728\u3059\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u540c\u3058\u8a2d\u8a08\u56f3\uff08\u30af\u30e9\u30b9\uff09\u304b\u3089\u4f5c\u3063\u3066\u3082\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3054\u3068\u306b\u30c7\u30fc\u30bf\u306e\u4e2d\u8eab\u306f\u9055\u3046\u3001\u3068\u3044\u3046\u70b9\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"g-flow-row\" style=\"margin:24px 0;\">\n  <div class=\"g-flow-item\"><strong>\u30af\u30e9\u30b9\u5b9a\u7fa9<\/strong><br><span style=\"font-size:12px;\">Dog\u3068\u3044\u3046<br>\u8a2d\u8a08\u56f3\u3092\u66f8\u304f<\/span><\/div>\n  <div class=\"g-flow-arrow\">&#8594;<\/div>\n  <div class=\"g-flow-item\"><strong>new Dog()<\/strong><br><span style=\"font-size:12px;\">\u751f\u6210\u3092<br>\u6307\u793a\u3059\u308b<\/span><\/div>\n  <div class=\"g-flow-arrow\">&#8594;<\/div>\n  <div class=\"g-flow-item\"><strong>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210<\/strong><br><span style=\"font-size:12px;\">\u30e1\u30e2\u30ea\u4e0a\u306b<br>\u5b9f\u4f53\u304c\u4f5c\u3089\u308c\u308b<\/span><\/div>\n  <div class=\"g-flow-arrow\">&#8594;<\/div>\n  <div class=\"g-flow-item\"><strong>\u5909\u6570\u306b\u4ee3\u5165<\/strong><br><span style=\"font-size:12px;\">\u53c2\u7167\u3057\u3066<br>\u64cd\u4f5c\u3067\u304d\u308b<\/span><\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u300c1\u3064\u306e\u8a2d\u8a08\u56f3\u304b\u3089\u3001\u3044\u304f\u3064\u3082\u5b9f\u4f53\u3092\u4f5c\u308c\u308b\u300d\u3068\u3044\u3046\u6027\u8cea\u3053\u305d\u304c\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u6839\u5e79\u3067\u3059\u3002\u3082\u3057\u72ac\u30921\u5339\u4f5c\u308b\u305f\u3073\u306b\u6bce\u56de\u5225\u3005\u306e\u30af\u30e9\u30b9\u3092\u66f8\u3044\u3066\u3044\u305f\u3089\u3001\u72ac\u304c100\u5339\u767b\u5834\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u306f100\u500b\u306e\u30af\u30e9\u30b9\u304c\u5fc5\u8981\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u30af\u30e9\u30b9\u30921\u3064\u5b9a\u7fa9\u3057\u3066\u304a\u3051\u3070\u3001\u305d\u3053\u304b\u3089\u5fc5\u8981\u306a\u6570\u3060\u3051\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u91cf\u7523\u3067\u304d\u308b\u306e\u304c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u306e\u5f37\u307f\u3067\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f0fdf4;border:1px solid #22c55e;border-radius:8px;padding:20px 24px;margin:24px 0;\">\n  <div style=\"display:flex;align-items:center;gap:8px;margin-bottom:12px;\">\n    <span style=\"font-size:18px;\">&#128161;<\/span>\n    <strong style=\"color:#16a34a;font-size:15px;\">\u62bd\u8c61\u30af\u30e9\u30b9\u3068\u306e\u9055\u3044\u306b\u6ce8\u610f<\/strong>\n  <\/div>\n  <p style=\"margin:0;font-size:15px;line-height:1.8;color:#333;\">\u300c\u30af\u30e9\u30b9\u300d\u306e\u4ef2\u9593\u306b\u306f\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u3067\u304d\u306a\u3044\u7279\u6b8a\u306a\u300c\u62bd\u8c61\u30af\u30e9\u30b9\u300d\u3068\u3044\u3046\u6982\u5ff5\u3082\u3042\u308a\u307e\u3059\u3002\u62bd\u8c61\u30af\u30e9\u30b9\u306f\u5171\u901a\u306e\u30eb\u30fc\u30eb\u3060\u3051\u3092\u5b9a\u7fa9\u3057\u3001\u5177\u4f53\u7684\u306a\u51e6\u7406\u306f\u30b5\u30d6\u30af\u30e9\u30b9\u5074\u3067\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3067\u3059\u3002\u62bd\u8c61\u30af\u30e9\u30b9\u306b\u3064\u3044\u3066\u306f\u5225\u8a18\u4e8b\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u307e\u305a\u306f\u672c\u8a18\u4e8b\u3067\u901a\u5e38\u306e\u30af\u30e9\u30b9\u30fb\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u95a2\u4fc2\u3092\u62bc\u3055\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"balloon-wrap\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/ceo-sugasawa.jpg\" alt=\"\u4ee3\u8868\u83c5\u6fa4\">\n    <span class=\"balloon-name\">\u4ee3\u8868\u83c5\u6fa4<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u300c\u30af\u30e9\u30b9\uff1d\u8a2d\u8a08\u56f3\u300d\u300c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\uff1d\u5b9f\u7269\u300d\u3068\u3044\u3046\u6bd4\u55a9\u306f\u5206\u304b\u308a\u3084\u3059\u3044\u53cd\u9762\u3001\u982d\u3067\u7406\u89e3\u3057\u305f\u6c17\u306b\u306a\u3063\u3066\u7d42\u308f\u3063\u3066\u3057\u307e\u3046\u4eba\u3082\u591a\u3044\u3067\u3059\u3002\u5927\u4e8b\u306a\u306e\u306f\u3001\u540c\u3058\u30af\u30e9\u30b9\u304b\u3089\u4f5c\u3063\u305f\u8907\u6570\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u3001\u305d\u308c\u305e\u308c\u72ec\u7acb\u3057\u305f\u30c7\u30fc\u30bf\u3092\u6301\u3064\u3068\u3044\u3046\u4e8b\u5b9f\u3092\u3001\u30b3\u30fc\u30c9\u306e\u52d5\u304d\u3068\u3057\u3066\u30a4\u30e1\u30fc\u30b8\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u3067\u3059\u3002<\/div>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/aibpo\/makase\/blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=aibpo_makase\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u793e\u54e1AIKATA\uff08\u670830\u4e07\u5186\u3067\u696d\u52d9\u307e\u304b\u305b\u653e\u984c\uff09\u306e\u7121\u6599\u76f8\u8ac7 \u4e88\u7d04\u30da\u30fc\u30b8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_makase_20260904.jpg\" alt=\"AI\u793e\u54e1AIKATA\uff5c\u670830\u4e07\u5186\u306e\u5b9a\u984d\u3067\u5fa1\u793e\u306e\u696d\u52d9\u3092\u307e\u308b\u3054\u3068\u5dfb\u304d\u53d6\u308a\u307e\u3059\uff08\u7121\u6599\u76f8\u8ac760\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/koteihi-line\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=koteihi_shindan\" target=\"_blank\" rel=\"noopener\" aria-label=\"\u516c\u5f0fLINE\u306e\u56fa\u5b9a\u8cbb\u524a\u6e1b\u8a3a\u65ad\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_koteihi_line.jpg\" alt=\"\u5fa1\u793e\u304c\u6e1b\u3089\u305b\u308b\u56fa\u5b9a\u8cbb\u306f\u6708\u3044\u304f\u3089\u304b\uff5c\u516c\u5f0fLINE\u3067\u8cea\u554f\u306b\u7b54\u3048\u308b\u3060\u3051\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-02\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">02<\/span>\n  <span class=\"section-label\" style=\"display:block;\">THE NEW KEYWORD<\/span>\n  <span class=\"section-title\" style=\"display:block;\">new\u30ad\u30fc\u30ef\u30fc\u30c9\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210\u306e\u4ed5\u7d44\u307f<\/span>\n  <span class=\"section-desc\">\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306f\u300cnew\u300d\u3092\u66f8\u3044\u3066\u521d\u3081\u3066\u751f\u307e\u308c\u308b<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Java\u3067\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u308b\u3068\u304d\u306b\u6b20\u304b\u305b\u306a\u3044\u306e\u304c<strong>new\u30ad\u30fc\u30ef\u30fc\u30c9<\/strong>\u3067\u3059\u3002\u3053\u306e\u7ae0\u3067\u306f\u3001new\u304c\u5b9f\u969b\u306b\u4f55\u3092\u3057\u3066\u3044\u308b\u306e\u304b\u3092\u3001\u30b3\u30fc\u30c9\u4f8b\u3068\u3068\u3082\u306b\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2-1. new\u3092\u66f8\u304f\u3068\u30e1\u30e2\u30ea\u4e0a\u306b\u5b9f\u4f53\u304c\u78ba\u4fdd\u3055\u308c\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Java\u3067\u306f\u3001\u30af\u30e9\u30b9\u540d\u306e\u524d\u306b<strong>new<\/strong>\u3092\u4ed8\u3051\u3066\u547c\u3073\u51fa\u3059\u3053\u3068\u3067\u3001\u305d\u306e\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3092<strong>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316<\/strong>\u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\uff08instantiation\uff09<\/strong>\uff1a\u30af\u30e9\u30b9\u3092\u3082\u3068\u306b\u3001new\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u4f7f\u3063\u3066\u5b9f\u969b\u306b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\uff08\u5b9f\u4f53\uff09\u3092\u751f\u6210\u3059\u308b\u64cd\u4f5c\u306e\u3053\u3068\u3002\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u3055\u308c\u3066\u521d\u3081\u3066\u3001\u305d\u306e\u30af\u30e9\u30b9\u304c\u5b9a\u7fa9\u3057\u305f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306e\u9818\u57df\u304c\u30e1\u30e2\u30ea\u4e0a\u306b\u78ba\u4fdd\u3055\u308c\u3001\u5024\u3092\u5165\u308c\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<pre style=\"background:#1e1e1e;color:#d4d4d4;border-radius:8px;padding:18px 20px;overflow-x:auto;font-size:13.5px;line-height:1.7;margin:16px 0;\"><code>public class Dog {\n    String name;\n    int age;\n\n    public static void main(String[] args) {\n        Dog dog1 = new Dog();   \/\/ Dog\u30af\u30e9\u30b9\u3092\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\n        dog1.name = \"&#12509;&#12481;\";\n        dog1.age = 3;\n\n        Dog dog2 = new Dog();   \/\/ \u5225\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\n        dog2.name = \"&#12495;&#12481;\";\n        dog2.age = 5;\n\n        System.out.println(dog1.name + \"\u306f\" + dog1.age + \"&#27507;\");\n        System.out.println(dog2.name + \"\u306f\" + dog2.age + \"&#27507;\");\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001Dog\u30af\u30e9\u30b9\u304b\u3089<strong>dog1<\/strong>\u3068<strong>dog2<\/strong>\u3068\u3044\u30462\u3064\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u3063\u3066\u3044\u307e\u3059\u3002<code>dog1.name<\/code>\u306b\u300c\u30dd\u30c1\u300d\u3092\u4ee3\u5165\u3057\u3066\u3082\u3001<code>dog2.name<\/code>\u306b\u306f\u5f71\u97ff\u3057\u307e\u305b\u3093\u3002\u3053\u308c\u306f\u3001new\u3092\u5b9f\u884c\u3059\u308b\u305f\u3073\u306b<strong>\u307e\u3063\u305f\u304f\u5225\u306e\u30e1\u30e2\u30ea\u9818\u57df<\/strong>\u304c\u78ba\u4fdd\u3055\u308c\u3001\u305d\u308c\u305e\u308c\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u72ec\u7acb\u3057\u305f\u30c7\u30fc\u30bf\u3092\u6301\u3064\u304b\u3089\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2-2. \u5909\u6570\u306b\u4ee3\u5165\u3057\u3066\u3044\u308b\u306e\u306f\u300c\u5b9f\u4f53\u305d\u306e\u3082\u306e\u300d\u3067\u306f\u306a\u304f\u300c\u53c2\u7167\u300d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u3082\u3046\u4e00\u3064\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002<code>Dog dog1 = new Dog();<\/code>\u3068\u3044\u3046\u6587\u3067\u3001\u5909\u6570<code>dog1<\/code>\u306b\u5165\u3063\u3066\u3044\u308b\u306e\u306f\u3001Dog\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u305d\u306e\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u305d\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u7f6e\u304b\u308c\u3066\u3044\u308b<strong>\u30e1\u30e2\u30ea\u4e0a\u306e\u5834\u6240\u3092\u793a\u3059\u53c2\u7167\uff08\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\uff09<\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>\u53c2\u7167\uff08\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\uff09<\/strong>\uff1a\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u5b9f\u969b\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30e1\u30e2\u30ea\u4e0a\u306e\u4f4d\u7f6e\u3092\u6307\u3057\u793a\u3059\u5024\u3002Java\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u578b\u5909\u6570\u306f\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u305d\u306e\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u305d\u306e\u53c2\u7167\u3060\u3051\u3092\u4fdd\u6301\u3057\u3066\u3044\u307e\u3059\u3002\u53c2\u7167\u3092\u30b3\u30d4\u30fc\u3057\u3066\u5225\u306e\u5909\u6570\u306b\u4ee3\u5165\u3059\u308b\u3068\u30012\u3064\u306e\u5909\u6570\u304c\u540c\u3058\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u6307\u3059\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u4ed5\u7d44\u307f\u3092\u7406\u89e3\u3057\u3066\u3044\u306a\u3044\u3068\u3001\u5f8c\u3067\u8aac\u660e\u3059\u308b\u300c\u5909\u6570\u3092\u5ba3\u8a00\u3057\u305f\u3060\u3051\u3067\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\u3057\u5fd8\u308c\u308b\u300d\u3068\u3044\u3046\u30df\u30b9\u306b\u6c17\u3065\u304d\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002<strong>\u300c\u5909\u6570\u300d\u3068\u300c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u300d\u306f\u5225\u7269<\/strong>\u3067\u3042\u308a\u3001\u5909\u6570\u306f\u7bb1\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306f\u7bb1\u304c\u6307\u3057\u793a\u3059\u5148\u306b\u3042\u308b\u5b9f\u4f53\u3001\u3068\u30a4\u30e1\u30fc\u30b8\u3059\u308b\u3068\u6574\u7406\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#fef2f2;border:2px solid #dc2626;border-radius:8px;padding:20px 24px;margin:24px 0;\">\n  <div style=\"display:flex;align-items:center;gap:8px;margin-bottom:12px;\">\n    <span style=\"font-size:20px;\">&#9888;&#65039;<\/span>\n    <strong style=\"color:#dc2626;font-size:16px;\">\u5909\u6570\u306e\u4ee3\u5165\u306f\u300c\u30b3\u30d4\u30fc\u300d\u3067\u306f\u306a\u304f\u300c\u53c2\u7167\u306e\u5171\u6709\u300d<\/strong>\n  <\/div>\n  <p style=\"margin:0;font-size:15px;line-height:1.8;color:#333;\">Dog dog3 = dog1; \u3068\u66f8\u304f\u3068\u3001dog3\u306b\u306fdog1\u3068\u540c\u3058\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3078\u306e\u53c2\u7167\u304c\u5165\u308a\u307e\u3059\u3002\u3064\u307e\u308adog3.name\u3092\u66f8\u304d\u63db\u3048\u308b\u3068\u3001dog1.name\u3082\u4e00\u7dd2\u306b\u5909\u308f\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u300c\u65b0\u3057\u3044\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u8907\u88fd\u3055\u308c\u305f\u300d\u3068\u8aa4\u89e3\u3057\u3084\u3059\u3044\u30dd\u30a4\u30f3\u30c8\u306a\u306e\u3067\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"balloon-wrap is-right\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/yamazaki-avatar.png\" alt=\"AI\u9b3c\u7ba1\u7406\u5c71\u5d0e\">\n    <span class=\"balloon-name\">AI\u9b3c\u7ba1\u7406\u5c71\u5d0e<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u3053\u306e\u300c\u53c2\u7167\u300d\u306e\u8003\u3048\u65b9\u306f\u3001Excel\u306e\u30bb\u30eb\u53c2\u7167\u306b\u8fd1\u3044\u30a4\u30e1\u30fc\u30b8\u3092\u6301\u3064\u3068\u7406\u89e3\u3057\u3084\u3059\u3044\u3067\u3059\u3002\u30bb\u30eb\u306e\u5024\u305d\u306e\u3082\u306e\u3092\u30b3\u30d4\u30fc\u3057\u305f\u3064\u3082\u308a\u304c\u3001\u5b9f\u306f\u540c\u3058\u30bb\u30eb\u3092\u53c2\u7167\u3059\u308b\u6570\u5f0f\u3092\u5165\u308c\u3066\u3057\u307e\u3063\u3066\u3044\u305f\u2014\u2014\u3068\u3044\u3046\u306e\u3068\u540c\u3058\u3088\u3046\u306a\u6df7\u4e71\u304c\u3001Java\u306e\u5909\u6570\u4ee3\u5165\u3067\u3082\u8d77\u3053\u308a\u3048\u307e\u3059\u3002<\/div>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/aibpo\/makase\/blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=aibpo_makase\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u793e\u54e1AIKATA\uff08\u670830\u4e07\u5186\u3067\u696d\u52d9\u307e\u304b\u305b\u653e\u984c\uff09\u306e\u7121\u6599\u76f8\u8ac7 \u4e88\u7d04\u30da\u30fc\u30b8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_makase_20260904.jpg\" alt=\"AI\u793e\u54e1AIKATA\uff5c\u670830\u4e07\u5186\u306e\u5b9a\u984d\u3067\u5fa1\u793e\u306e\u696d\u52d9\u3092\u307e\u308b\u3054\u3068\u5dfb\u304d\u53d6\u308a\u307e\u3059\uff08\u7121\u6599\u76f8\u8ac760\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/koteihi-line\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=koteihi_shindan\" target=\"_blank\" rel=\"noopener\" aria-label=\"\u516c\u5f0fLINE\u306e\u56fa\u5b9a\u8cbb\u524a\u6e1b\u8a3a\u65ad\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_koteihi_line.jpg\" alt=\"\u5fa1\u793e\u304c\u6e1b\u3089\u305b\u308b\u56fa\u5b9a\u8cbb\u306f\u6708\u3044\u304f\u3089\u304b\uff5c\u516c\u5f0fLINE\u3067\u8cea\u554f\u306b\u7b54\u3048\u308b\u3060\u3051\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-03\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">03<\/span>\n  <span class=\"section-label\" style=\"display:block;\">INSTANCE VS CLASS VARS<\/span>\n  <span class=\"section-title\" style=\"display:block;\">\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u3068\u30af\u30e9\u30b9\u5909\u6570\uff08static\u5909\u6570\uff09\u306e\u9055\u3044<\/span>\n  <span class=\"section-desc\">\u300c\u500b\u3005\u304c\u6301\u3064\u30c7\u30fc\u30bf\u300d\u3068\u300c\u5168\u54e1\u3067\u5171\u6709\u3059\u308b\u30c7\u30fc\u30bf\u300d\u3092\u533a\u5225\u3059\u308b<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30af\u30e9\u30b9\u306e\u4e2d\u3067\u5ba3\u8a00\u3059\u308b\u5909\u6570\u306b\u306f\u3001\u5927\u304d\u304f\u5206\u3051\u3066<strong>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570<\/strong>\u3068<strong>\u30af\u30e9\u30b9\u5909\u6570\uff08static\u5909\u6570\uff09<\/strong>\u306e2\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3092\u6df7\u540c\u3059\u308b\u3068\u3001\u610f\u56f3\u3057\u306a\u3044\u30d0\u30b0\u306e\u539f\u56e0\u306b\u306a\u308a\u3084\u3059\u3044\u306e\u3067\u3001\u3057\u3063\u304b\u308a\u533a\u5225\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3-1. \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\uff1a\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3054\u3068\u306b\u72ec\u7acb\u3057\u305f\u30c7\u30fc\u30bf<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570<\/strong>\u306f\u3001\u3053\u308c\u307e\u3067\u898b\u3066\u304d\u305fDog\u30af\u30e9\u30b9\u306e<code>name<\/code>\u3084<code>age<\/code>\u306e\u3088\u3046\u306b\u3001<strong>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\u3059\u308b\u305f\u3073\u306b\u3001\u305d\u308c\u305e\u308c\u304c\u72ec\u81ea\u306e\u5024\u3092\u6301\u3064\u5909\u6570<\/strong>\u3067\u3059\u3002dog1\u306ename\u3092\u5909\u3048\u3066\u3082\u3001dog2\u306ename\u306b\u306f\u5f71\u97ff\u3057\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\uff08\u30e1\u30f3\u30d0\u5909\u6570\uff09<\/strong>\uff1a\u30af\u30e9\u30b9\u5185\u3067static\u3092\u4ed8\u3051\u305a\u306b\u5ba3\u8a00\u3059\u308b\u5909\u6570\u3002\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u751f\u6210\u3055\u308c\u308b\u305f\u3073\u306b\u3001\u305d\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5c02\u7528\u306e\u9818\u57df\u304c\u30e1\u30e2\u30ea\u4e0a\u306b\u78ba\u4fdd\u3055\u308c\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3054\u3068\u306b\u7570\u306a\u308b\u5024\u3092\u4fdd\u6301\u3067\u304d\u307e\u3059\u3002\u300c\u30d5\u30a3\u30fc\u30eb\u30c9\u300d\u300c\u30e1\u30f3\u30d0\u5909\u6570\u300d\u3068\u3082\u547c\u3070\u308c\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">3-2. \u30af\u30e9\u30b9\u5909\u6570\uff08static\u5909\u6570\uff09\uff1a\u5168\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3067\u5171\u6709\u3059\u308b\u30c7\u30fc\u30bf<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u65b9\u3001\u5909\u6570\u5ba3\u8a00\u306b<strong>static<\/strong>\u3092\u4ed8\u3051\u305f\u3082\u306e\u3092<strong>\u30af\u30e9\u30b9\u5909\u6570\uff08static\u5909\u6570\uff09<\/strong>\u3068\u547c\u3073\u307e\u3059\u3002\u30af\u30e9\u30b9\u5909\u6570\u306f\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3054\u3068\u306b\u5225\u3005\u306e\u5024\u3092\u6301\u3064\u306e\u3067\u306f\u306a\u304f\u3001<strong>\u305d\u306e\u30af\u30e9\u30b9\u304b\u3089\u4f5c\u3089\u308c\u305f\u5168\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30671\u3064\u306e\u5024\u3092\u5171\u6709<\/strong>\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>\u30af\u30e9\u30b9\u5909\u6570\uff08static\u5909\u6570\uff09<\/strong>\uff1astatic\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u4ed8\u3051\u3066\u5ba3\u8a00\u3059\u308b\u5909\u6570\u3002\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3067\u306f\u306a\u304f\u30af\u30e9\u30b9\u305d\u306e\u3082\u306e\u306b\u7d10\u3065\u304f\u305f\u3081\u3001\u305d\u306e\u30af\u30e9\u30b9\u304b\u3089\u751f\u6210\u3055\u308c\u305f\u5168\u3066\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3067\u540c\u3058\u5024\u3092\u5171\u6709\u3057\u307e\u3059\u3002\u300c\u3053\u308c\u307e\u3067\u306b\u4f55\u500b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u4f5c\u3089\u308c\u305f\u304b\u300d\u3092\u6570\u3048\u308b\u30ab\u30a6\u30f3\u30bf\u306a\u3069\u306e\u7528\u9014\u306b\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u5178\u578b\u7684\u306a\u4f7f\u3044\u9053\u306f\u300c\u3053\u308c\u307e\u3067\u306b\u4f55\u500b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u4f5c\u3089\u308c\u305f\u304b\u300d\u3092\u6570\u3048\u308b\u30ab\u30a6\u30f3\u30bf\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<pre style=\"background:#1e1e1e;color:#d4d4d4;border-radius:8px;padding:18px 20px;overflow-x:auto;font-size:13.5px;line-height:1.7;margin:16px 0;\"><code>public class Counter {\n    static int totalCount = 0;   \/\/ \u30af\u30e9\u30b9\u5909\u6570\uff1a\u5168\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3067\u5171\u6709\n    int id;                       \/\/ \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\uff1a\u500b\u3005\u306b\u72ec\u7acb\n\n    public Counter() {\n        totalCount++;              \/\/ \u751f\u6210\u306e\u305f\u3073\u306b\u5171\u6709\u30ab\u30a6\u30f3\u30bf\u3092+1\n        this.id = totalCount;      \/\/ \u3053\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u56fa\u6709\u306eID\n    }\n}\n\n\/\/ \u4f7f\u7528\u4f8b\nCounter c1 = new Counter();  \/\/ totalCount = 1, c1.id = 1\nCounter c2 = new Counter();  \/\/ totalCount = 2, c2.id = 2\nCounter c3 = new Counter();  \/\/ totalCount = 3, c3.id = 3<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><code>totalCount<\/code>\u306fstatic\u5909\u6570\u306a\u306e\u3067\u3001c1\u30fbc2\u30fbc3\u306e\u3069\u3053\u304b\u3089\u898b\u3066\u3082\u540c\u3058\u5024\uff083\uff09\u3092\u6307\u3057\u307e\u3059\u3002\u5bfe\u3057\u3066<code>id<\/code>\u306f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306a\u306e\u3067\u3001c1\u306eid\u306f1\u3001c2\u306eid\u306f2\u3001c3\u306eid\u306f3\u3068\u3001\u305d\u308c\u305e\u308c\u5225\u306e\u5024\u3092\u4fdd\u6301\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<table>\n<thead><tr><th>\u6bd4\u8f03\u9805\u76ee<\/th><th>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570<\/th><th>\u30af\u30e9\u30b9\u5909\u6570\uff08static\u5909\u6570\uff09<\/th><\/tr><\/thead>\n<tbody>\n<tr><td>\u5ba3\u8a00\u65b9\u6cd5<\/td><td>static\u3092\u4ed8\u3051\u306a\u3044<\/td><td>static\u3092\u4ed8\u3051\u308b<\/td><\/tr>\n<tr><td>\u5024\u306e\u6301\u3061\u65b9<\/td><td>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3054\u3068\u306b\u72ec\u7acb<\/td><td>\u5168\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3067\u5171\u6709<\/td><\/tr>\n<tr><td>\u30e1\u30e2\u30ea\u78ba\u4fdd\u306e\u30bf\u30a4\u30df\u30f3\u30b0<\/td><td>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210\uff08new\uff09\u306e\u305f\u3073<\/td><td>\u30af\u30e9\u30b9\u304c\u30ed\u30fc\u30c9\u3055\u308c\u305f\u6642\u70b9\u30671\u3064\u3060\u3051<\/td><\/tr>\n<tr><td>\u4e3b\u306a\u7528\u9014<\/td><td>\u500b\u3005\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u6301\u3064\u5c5e\u6027\uff08\u540d\u524d\u30fb\u5e74\u9f62\u306a\u3069\uff09<\/td><td>\u5168\u4f53\u3067\u5171\u6709\u3059\u308b\u5024\uff08\u30ab\u30a6\u30f3\u30bf\u30fb\u5b9a\u6570\u306a\u3069\uff09<\/td><\/tr>\n<tr><td>\u30a2\u30af\u30bb\u30b9\u65b9\u6cd5<\/td><td>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u540d.\u30d5\u30a3\u30fc\u30eb\u30c9\u540d<\/td><td>\u30af\u30e9\u30b9\u540d.\u30d5\u30a3\u30fc\u30eb\u30c9\u540d\uff08\u63a8\u5968\uff09<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<div style=\"background:#f0fdf4;border:1px solid #22c55e;border-radius:8px;padding:20px 24px;margin:24px 0;\">\n  <div style=\"display:flex;align-items:center;gap:8px;margin-bottom:12px;\">\n    <span style=\"font-size:18px;\">&#128161;<\/span>\n    <strong style=\"color:#16a34a;font-size:15px;\">\u8ff7\u3063\u305f\u3089\u307e\u305a\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u3092\u9078\u3076<\/strong>\n  <\/div>\n  <p style=\"margin:0;font-size:15px;line-height:1.8;color:#333;\">\u300c\u3053\u306e\u30c7\u30fc\u30bf\u306f\u500b\u3005\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3054\u3068\u306b\u9055\u3046\u5024\u3092\u6301\u3064\u3079\u304d\u304b\u3001\u305d\u308c\u3068\u3082\u5168\u4f53\u30671\u3064\u306e\u5024\u3092\u5171\u6709\u3059\u3079\u304d\u304b\u300d\u3092\u81ea\u554f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u591a\u304f\u306e\u5834\u5408\u3001\u540d\u524d\u30fb\u5e74\u9f62\u30fb\u4f4f\u6240\u306e\u3088\u3046\u306a\u300c\u305d\u306e\u30e2\u30ce\u56fa\u6709\u306e\u5c5e\u6027\u300d\u306f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u3001\u5168\u4f53\u306e\u5408\u8a08\u6570\u3084\u8a2d\u5b9a\u5024\u306e\u3088\u3046\u306a\u300c\u5171\u6709\u3059\u3079\u304d\u5024\u300d\u306f\u30af\u30e9\u30b9\u5909\u6570\u3001\u3068\u3044\u3046\u5224\u65ad\u57fa\u6e96\u3067\u8ff7\u308f\u305a\u9078\u3079\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<div class=\"balloon-wrap\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/ceo-sugasawa.jpg\" alt=\"\u4ee3\u8868\u83c5\u6fa4\">\n    <span class=\"balloon-name\">\u4ee3\u8868\u83c5\u6fa4<\/span>\n  <\/div>\n  <div class=\"balloon-body\">static\u3092\u5b89\u6613\u306b\u591a\u7528\u3059\u308b\u3068\u3001\u610f\u56f3\u305b\u305a\u5168\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u5024\u304c\u4e00\u7dd2\u306b\u66f8\u304d\u63db\u308f\u3063\u3066\u3057\u307e\u3046\u30d0\u30b0\u306e\u6e29\u5e8a\u306b\u306a\u308a\u307e\u3059\u3002\u300c\u3053\u306e\u30c7\u30fc\u30bf\u306f\u672c\u5f53\u306b\u5168\u4f53\u3067\u5171\u6709\u3059\u3079\u304d\u3082\u306e\u304b\u300d\u3092\u6bce\u56de\u78ba\u8a8d\u3059\u308b\u7656\u3092\u3064\u3051\u308b\u3068\u3001\u5f8c\u3005\u306e\u30c8\u30e9\u30d6\u30eb\u304c\u304b\u306a\u308a\u6e1b\u308a\u307e\u3059\u3002<\/div>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/aibpo\/makase\/blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=aibpo_makase\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u793e\u54e1AIKATA\uff08\u670830\u4e07\u5186\u3067\u696d\u52d9\u307e\u304b\u305b\u653e\u984c\uff09\u306e\u7121\u6599\u76f8\u8ac7 \u4e88\u7d04\u30da\u30fc\u30b8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_makase_20260904.jpg\" alt=\"AI\u793e\u54e1AIKATA\uff5c\u670830\u4e07\u5186\u306e\u5b9a\u984d\u3067\u5fa1\u793e\u306e\u696d\u52d9\u3092\u307e\u308b\u3054\u3068\u5dfb\u304d\u53d6\u308a\u307e\u3059\uff08\u7121\u6599\u76f8\u8ac760\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/koteihi-line\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=koteihi_shindan\" target=\"_blank\" rel=\"noopener\" aria-label=\"\u516c\u5f0fLINE\u306e\u56fa\u5b9a\u8cbb\u524a\u6e1b\u8a3a\u65ad\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_koteihi_line.jpg\" alt=\"\u5fa1\u793e\u304c\u6e1b\u3089\u305b\u308b\u56fa\u5b9a\u8cbb\u306f\u6708\u3044\u304f\u3089\u304b\uff5c\u516c\u5f0fLINE\u3067\u8cea\u554f\u306b\u7b54\u3048\u308b\u3060\u3051\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-04\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">04<\/span>\n  <span class=\"section-label\" style=\"display:block;\">CONSTRUCTOR & THIS<\/span>\n  <span class=\"section-title\" style=\"display:block;\">\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3068this\u30ad\u30fc\u30ef\u30fc\u30c9<\/span>\n  <span class=\"section-desc\">\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210\u6642\u306e\u521d\u671f\u5316\u51e6\u7406\u3092\u6b63\u3057\u304f\u66f8\u304f<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\u3059\u308b\u969b\u3001name \u3084 age \u3068\u3044\u3063\u305f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306b\u521d\u671f\u5024\u3092\u8a2d\u5b9a\u3057\u305f\u3044\u5834\u9762\u304c\u307b\u3068\u3093\u3069\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u306e\u4ed5\u7d44\u307f\u304c<strong>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf<\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4-1. \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3068\u306f\u4f55\u304b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf<\/strong>\u306f\u3001<code>new<\/code>\u3067\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u751f\u6210\u3055\u308c\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u3067<strong>\u81ea\u52d5\u7684\u306b\u547c\u3073\u51fa\u3055\u308c\u308b\u7279\u5225\u306a\u30e1\u30bd\u30c3\u30c9<\/strong>\u3067\u3059\u3002\u30af\u30e9\u30b9\u540d\u3068\u540c\u3058\u540d\u524d\u3092\u6301\u3061\u3001\u623b\u308a\u5024\u306e\u578b\u3092\u66f8\u304b\u306a\u3044\u3001\u3068\u3044\u3046\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf<\/strong>\uff1a\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210\u6642\u306b\u81ea\u52d5\u7684\u306b\u547c\u3073\u51fa\u3055\u308c\u308b\u3001\u30af\u30e9\u30b9\u540d\u3068\u540c\u540d\u306e\u7279\u5225\u306a\u30e1\u30bd\u30c3\u30c9\u3002\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306e\u521d\u671f\u5316\u51e6\u7406\u3092\u8a18\u8ff0\u3059\u308b\u305f\u3081\u306b\u4f7f\u308f\u308c\u307e\u3059\u3002\u623b\u308a\u5024\u306e\u578b\u306f\u66f8\u304b\u305a\u3001\u5f15\u6570\u306e\u6709\u7121\u3084\u7a2e\u985e\u304c\u7570\u306a\u308b\u8907\u6570\u306e\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u540c\u3058\u30af\u30e9\u30b9\u306b\u7528\u610f\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\uff08\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\uff09\u3002<\/p>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u5148\u307b\u3069\u306eDog\u30af\u30e9\u30b9\u306b\u3001\u540d\u524d\u3068\u5e74\u9f62\u3092\u53d7\u3051\u53d6\u308b\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u8ffd\u52a0\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<pre style=\"background:#1e1e1e;color:#d4d4d4;border-radius:8px;padding:18px 20px;overflow-x:auto;font-size:13.5px;line-height:1.7;margin:16px 0;\"><code>public class Dog {\n    String name;\n    int age;\n\n    \/\/ \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\uff08Dog\u30af\u30e9\u30b9\u3068\u540c\u3058\u540d\u524d\uff09\n    public Dog(String name, int age) {\n        this.name = name;  \/\/ this\u306f\u300c\u3053\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u81ea\u8eab\u300d\u3092\u6307\u3059\n        this.age = age;\n    }\n\n    public static void main(String[] args) {\n        Dog dog1 = new Dog(\"&#12509;&#12481;\", 3);  \/\/ \u751f\u6210\u3068\u540c\u6642\u306b\u521d\u671f\u5316\n        Dog dog2 = new Dog(\"&#12495;&#12481;\", 5);\n\n        System.out.println(dog1.name + \"\u306f\" + dog1.age + \"&#27507;\");\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u3088\u3046\u306b\u3001\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306b\u5f15\u6570\u3092\u6e21\u3059\u3060\u3051\u3067\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210\u3068\u521d\u671f\u5316\u3092\u540c\u6642\u306b\u884c\u3048\u307e\u3059\u3002\u5148\u307b\u3069\u306e\u300c\u307e\u305anew\u3057\u3066\u304b\u3089\u3001\u5f8c\u30671\u884c\u305a\u3064\u30d5\u30a3\u30fc\u30eb\u30c9\u306b\u5024\u3092\u4ee3\u5165\u3059\u308b\u300d\u66f8\u304d\u65b9\u3088\u308a\u3082\u3001\u66f8\u304d\u6f0f\u308c\u304c\u8d77\u304d\u306b\u304f\u304f\u3001\u5b89\u5168\u306a\u30b3\u30fc\u30c9\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4-2. this\u30ad\u30fc\u30ef\u30fc\u30c9\u306e\u5f79\u5272<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306e\u4e2d\u3067\u983b\u51fa\u3059\u308b<code>this<\/code>\u306f\u3001<strong>\u300c\u3053\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u81ea\u8eab\u300d\u3092\u6307\u3059\u7279\u5225\u306a\u53c2\u7167<\/strong>\u3067\u3059\u3002<code>this.name = name;<\/code>\u3068\u3044\u3046\u884c\u306f\u3001\u300c\u5f15\u6570\u3068\u3057\u3066\u53d7\u3051\u53d6\u3063\u305fname\uff08\u53f3\u8fba\uff09\u306e\u5024\u3092\u3001\u3053\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u81ea\u8eab\u304c\u6301\u3064name\u30d5\u30a3\u30fc\u30eb\u30c9\uff08\u5de6\u8fba\uff09\u306b\u4ee3\u5165\u3059\u308b\u300d\u3068\u3044\u3046\u610f\u5473\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>this\u30ad\u30fc\u30ef\u30fc\u30c9<\/strong>\uff1a\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30e1\u30bd\u30c3\u30c9\u3084\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306e\u4e2d\u3067\u3001\u300c\u547c\u3073\u51fa\u3057\u5143\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u81ea\u8eab\u300d\u3092\u6307\u3059\u7279\u5225\u306a\u30ad\u30fc\u30ef\u30fc\u30c9\u3002\u5f15\u6570\u540d\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u540d\u304c\u540c\u3058\u5834\u5408\u306b\u3001\u4e21\u8005\u3092\u533a\u5225\u3059\u308b\u305f\u3081\u306b\u4f7f\u308f\u308c\u308b\u3053\u3068\u304c\u6700\u3082\u4e00\u822c\u7684\u306a\u7528\u9014\u3067\u3059\u3002<\/p>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u306a\u305cthis\u304c\u5fc5\u8981\u306a\u306e\u304b\u3068\u3044\u3046\u3068\u3001\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306e\u5f15\u6570\u540d<code>name<\/code>\u3068\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306e<code>name<\/code>\u304c<strong>\u540c\u3058\u540d\u524d<\/strong>\u3060\u304b\u3089\u3067\u3059\u3002this\u3092\u4ed8\u3051\u305a\u306b\u5358\u306b<code>name = name;<\/code>\u3068\u66f8\u3044\u3066\u3057\u307e\u3046\u3068\u3001Java\u306f\u300c\u5f15\u6570\u306ename\u306b\u3001\u5f15\u6570\u306ename\u81ea\u8eab\u3092\u4ee3\u5165\u3059\u308b\u300d\u3068\u89e3\u91c8\u3057\u3066\u3057\u307e\u3044\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306e\u65b9\u306b\u306f\u4f55\u3082\u4ee3\u5165\u3055\u308c\u307e\u305b\u3093\u3002\u3053\u308c\u306f\u521d\u5fc3\u8005\u304c\u975e\u5e38\u306b\u3088\u304f\u30cf\u30de\u308b\u9593\u9055\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4-3. \u30c7\u30d5\u30a9\u30eb\u30c8\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3068\u5f15\u6570\u4ed8\u304d\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30921\u3064\u3082\u66f8\u304b\u306a\u304b\u3063\u305f\u5834\u5408\u3001Java\u306f\u81ea\u52d5\u7684\u306b<strong>\u5f15\u6570\u306a\u3057\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf<\/strong>\u3092\u7528\u610f\u3057\u307e\u3059\u3002\u9006\u306b\u3001\u81ea\u5206\u3067\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30921\u3064\u3067\u3082\u5b9a\u7fa9\u3059\u308b\u3068\u3001\u305d\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306f\u81ea\u52d5\u751f\u6210\u3055\u308c\u306a\u304f\u306a\u308b\u70b9\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<table>\n<thead><tr><th>\u7a2e\u985e<\/th><th>\u66f8\u304d\u65b9<\/th><th>\u7279\u5fb4<\/th><\/tr><\/thead>\n<tbody>\n<tr><td>\u30c7\u30d5\u30a9\u30eb\u30c8\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf<\/td><td>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u4f55\u3082\u66f8\u304b\u306a\u3044\uff08Java\u304c\u81ea\u52d5\u751f\u6210\uff09<\/td><td>\u5f15\u6570\u306a\u3057\u3002\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u521d\u671f\u5024\uff08\u6570\u5024\u306f0\u3001\u6587\u5b57\u5217\u306fnull\u306a\u3069\uff09\u306e\u307e\u307e<\/td><\/tr>\n<tr><td>\u5f15\u6570\u4ed8\u304d\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf<\/td><td>public Dog(String name, int age) { ... }<\/td><td>\u751f\u6210\u3068\u540c\u6642\u306b\u4efb\u610f\u306e\u5024\u3067\u521d\u671f\u5316\u3067\u304d\u308b\u3002\u5b9f\u52d9\u3067\u306f\u3053\u3061\u3089\u304c\u57fa\u672c<\/td><\/tr>\n<tr><td>\u8907\u6570\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\uff08\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\uff09<\/td><td>\u5f15\u6570\u306e\u578b\u30fb\u6570\u304c\u7570\u306a\u308b\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u8907\u6570\u5b9a\u7fa9<\/td><td>\u300c\u540d\u524d\u3060\u3051\u6307\u5b9a\u300d\u300c\u540d\u524d\u3068\u5e74\u9f62\u3092\u6307\u5b9a\u300d\u306a\u3069\u547c\u3073\u51fa\u3057\u65b9\u3092\u4f7f\u3044\u5206\u3051\u3089\u308c\u308b<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<div class=\"balloon-wrap is-right\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/yamazaki-avatar.png\" alt=\"AI\u9b3c\u7ba1\u7406\u5c71\u5d0e\">\n    <span class=\"balloon-name\">AI\u9b3c\u7ba1\u7406\u5c71\u5d0e<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306f\u300c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u751f\u307e\u308c\u305f\u77ac\u9593\u306b\u3001\u5fc5\u305a\u5b9f\u884c\u3057\u3066\u304a\u304d\u305f\u3044\u521d\u671f\u5316\u51e6\u7406\u300d\u3092\u307e\u3068\u3081\u308b\u5834\u6240\u3060\u3068\u8003\u3048\u308b\u3068\u7406\u89e3\u3057\u3084\u3059\u3044\u3067\u3059\u3002\u4eba\u3067\u8a00\u3048\u3070\u51fa\u751f\u5c4a\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3001\u540d\u524d\u3084\u751f\u5e74\u6708\u65e5\u3068\u3044\u3063\u305f\u57fa\u672c\u60c5\u5831\u3092\u3053\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u78ba\u5b9a\u3055\u305b\u308b\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u3002<\/div>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/aibpo\/makase\/blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=aibpo_makase\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u793e\u54e1AIKATA\uff08\u670830\u4e07\u5186\u3067\u696d\u52d9\u307e\u304b\u305b\u653e\u984c\uff09\u306e\u7121\u6599\u76f8\u8ac7 \u4e88\u7d04\u30da\u30fc\u30b8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_makase_20260904.jpg\" alt=\"AI\u793e\u54e1AIKATA\uff5c\u670830\u4e07\u5186\u306e\u5b9a\u984d\u3067\u5fa1\u793e\u306e\u696d\u52d9\u3092\u307e\u308b\u3054\u3068\u5dfb\u304d\u53d6\u308a\u307e\u3059\uff08\u7121\u6599\u76f8\u8ac760\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/koteihi-line\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=koteihi_shindan\" target=\"_blank\" rel=\"noopener\" aria-label=\"\u516c\u5f0fLINE\u306e\u56fa\u5b9a\u8cbb\u524a\u6e1b\u8a3a\u65ad\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_koteihi_line.jpg\" alt=\"\u5fa1\u793e\u304c\u6e1b\u3089\u305b\u308b\u56fa\u5b9a\u8cbb\u306f\u6708\u3044\u304f\u3089\u304b\uff5c\u516c\u5f0fLINE\u3067\u8cea\u554f\u306b\u7b54\u3048\u308b\u3060\u3051\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-05\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">05<\/span>\n  <span class=\"section-label\" style=\"display:block;\">COMMON PITFALLS<\/span>\n  <span class=\"section-title\" style=\"display:block;\">\u521d\u5fc3\u8005\u304c\u30cf\u30de\u308a\u3084\u3059\u30443\u3064\u306e\u843d\u3068\u3057\u7a74<\/span>\n  <span class=\"section-desc\">NullPointerException\u3068\u3001static\/\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u6df7\u540c\u3092\u907f\u3051\u308b<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30af\u30e9\u30b9\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u57fa\u672c\u3092\u7406\u89e3\u3057\u3066\u3082\u3001\u5b9f\u969b\u306b\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u3068\u521d\u5fc3\u8005\u304c\u9ad8\u78ba\u7387\u3067\u3064\u307e\u305a\u304f\u30dd\u30a4\u30f3\u30c8\u304c\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u4ee3\u8868\u7684\u306a3\u3064\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5-1. \u3010\u843d\u3068\u3057\u7a741\u3011new\u3092\u5fd8\u308c\u3066NullPointerException\u304c\u8d77\u304d\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u3082\u591a\u3044\u306e\u304c\u3001<strong>\u5909\u6570\u3092\u5ba3\u8a00\u3057\u305f\u3060\u3051\u3067\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\u305b\u305a\u306b\u4f7f\u304a\u3046\u3068\u3057\u3066\u3057\u307e\u3046<\/strong>\u30b1\u30fc\u30b9\u3067\u3059\u3002<\/p>\n\n\n\n<pre style=\"background:#1e1e1e;color:#d4d4d4;border-radius:8px;padding:18px 20px;overflow-x:auto;font-size:13.5px;line-height:1.7;margin:16px 0;\"><code>public class Main {\n    public static void main(String[] args) {\n        Dog dog = null;                 \/\/ \u307e\u3060\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\u3057\u3066\u3044\u306a\u3044\uff08null\u3092\u660e\u793a\uff09\n        System.out.println(dog.name);   \/\/ &#12300;NullPointerException&#12301;\u304c\u767a\u751f\uff01\n    }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Dog dog;<\/code>\u3068\u3044\u3046\u884c\u3060\u3051\u3067\u306f\u3001\u3042\u304f\u307e\u3067\u300cdog\u3068\u3044\u3046\u540d\u524d\u306e\u3001Dog\u578b\u306e\u5909\u6570\u3092\u7528\u610f\u3057\u307e\u3059\u3088\u300d\u3068\u3044\u3046\u5ba3\u8a00\u306b\u904e\u304e\u307e\u305b\u3093\u3002\u305f\u3060\u3057Java\u306e\u30ed\u30fc\u30ab\u30eb\u5909\u6570\u306f\u30d5\u30a3\u30fc\u30eb\u30c9\uff08\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\uff09\u3068\u9055\u3063\u3066\u81ea\u52d5\u3067\u521d\u671f\u5024\u304c\u5165\u3089\u306a\u3044\u305f\u3081\u3001\u4e0a\u306e\u30b3\u30fc\u30c9\u4f8b\u3067\u306f\u305d\u306e\u300c\u307e\u3060\u4f55\u3082\u6307\u3057\u3066\u3044\u306a\u3044\u300d\u72b6\u614b\u3092\u660e\u793a\u3059\u308b\u305f\u3081\u306b<code>Dog dog = null;<\/code>\u3068\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u3060<code>new Dog()<\/code>\u3092\u5b9f\u884c\u3057\u3066\u3044\u306a\u3044\u306e\u3067\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306f1\u3064\u3082\u5b58\u5728\u3057\u3066\u3044\u307e\u305b\u3093\u3002\u305d\u306e\u72b6\u614b\u3067<code>dog.name<\/code>\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u3001<strong>NullPointerException<\/strong>\u3068\u3044\u3046\u5b9f\u884c\u6642\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f8f9fa;border-left:4px solid #6b7280;border-radius:0 8px 8px 0;padding:16px 20px;margin:20px 0;\">\n  <p style=\"margin:0 0 4px;font-size:13px;font-weight:700;color:#6b7280;letter-spacing:1px;\">&#128218; \u7528\u8a9e\u89e3\u8aac<\/p>\n  <p style=\"margin:0;font-size:15px;line-height:1.7;\"><strong>NullPointerException\uff08\u30cc\u30eb\u30dd\uff09<\/strong>\uff1a\u53c2\u7167\u5148\u304c\u5b58\u5728\u3057\u306a\u3044\uff08null\uff09\u5909\u6570\u306b\u5bfe\u3057\u3066\u3001\u30d5\u30a3\u30fc\u30eb\u30c9\u3084\u30e1\u30bd\u30c3\u30c9\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3088\u3046\u3068\u3057\u305f\u3068\u304d\u306b\u767a\u751f\u3059\u308bJava\u306e\u5b9f\u884c\u6642\u30a8\u30e9\u30fc\u3002\u300c\u5909\u6570\u3092\u5ba3\u8a00\u3057\u305f\u3060\u3051\u3067new\u3057\u5fd8\u308c\u305f\u300d\u300c\u30e1\u30bd\u30c3\u30c9\u306e\u623b\u308a\u5024\u304cnull\u3060\u3063\u305f\u300d\u306a\u3069\u304c\u5178\u578b\u7684\u306a\u539f\u56e0\u3067\u3001Java\u521d\u5fc3\u8005\u304c\u6700\u521d\u306b\u3076\u3064\u304b\u308b\u4ee3\u8868\u7684\u306a\u30a8\u30e9\u30fc\u3067\u3059\u3002<\/p>\n<\/div>\n\n\n\n<div style=\"background:#fef2f2;border:2px solid #dc2626;border-radius:8px;padding:20px 24px;margin:24px 0;\">\n  <div style=\"display:flex;align-items:center;gap:8px;margin-bottom:12px;\">\n    <span style=\"font-size:20px;\">&#9888;&#65039;<\/span>\n    <strong style=\"color:#dc2626;font-size:16px;\">NullPointerException\u3078\u306e\u5bfe\u51e6\u6cd5<\/strong>\n  <\/div>\n  <p style=\"margin:0;font-size:15px;line-height:1.8;color:#333;\">\u300c\u5909\u6570\u306f\u3042\u308b\u306e\u306b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u7121\u3044\u300d\u72b6\u614b\u3092\u7591\u3046\u306e\u304c\u7b2c\u4e00\u6b69\u3067\u3059\u3002\u30a8\u30e9\u30fc\u304c\u51fa\u305f\u884c\u306e\u5909\u6570\u304c\u3001\u672c\u5f53\u306bnew\u3055\u308c\u3066\u3044\u308b\u304b\u3001\u3042\u308b\u3044\u306f\u30e1\u30bd\u30c3\u30c9\u306e\u623b\u308a\u5024\u304cnull\u306b\u306a\u308a\u3046\u308b\u51e6\u7406\u3067\u306a\u3044\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u8fd1\u5e74\u306eJava\u3084IDE\u3067\u306f\u3001\u5909\u6570\u304c\u4f7f\u308f\u308c\u308b\u524d\u306bnull\u30c1\u30a7\u30c3\u30af\u3092\u4fc3\u3059\u6a5f\u80fd\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">5-2. \u3010\u843d\u3068\u3057\u7a742\u3011static\u30e1\u30bd\u30c3\u30c9\u304b\u3089\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306b\u76f4\u63a5\u30a2\u30af\u30bb\u30b9\u3057\u3088\u3046\u3068\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><code>public static void main(String[] args)<\/code>\u306e\u3088\u3046\u306astatic\u30e1\u30bd\u30c3\u30c9\u306e\u4e2d\u3067\u306f\u3001<strong>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306b\u76f4\u63a5\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093<\/strong>\u3002static\u30e1\u30bd\u30c3\u30c9\u306f\u30af\u30e9\u30b9\u306b\u5c5e\u3059\u308b\u3082\u306e\u3067\u3001\u7279\u5b9a\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306b\u7d10\u3065\u3044\u3066\u3044\u306a\u3044\u304b\u3089\u3067\u3059\u3002\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u3092\u4f7f\u3044\u305f\u3044\u5834\u5408\u306f\u3001\u5fc5\u305a\u4e00\u5ea6\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\u3057\u3001\u305d\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u7d4c\u7531\u3067\u30a2\u30af\u30bb\u30b9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre style=\"background:#1e1e1e;color:#d4d4d4;border-radius:8px;padding:18px 20px;overflow-x:auto;font-size:13.5px;line-height:1.7;margin:16px 0;\"><code>public class Dog {\n    String name = \"&#12509;&#12481;\";  \/\/ \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\n\n    public static void main(String[] args) {\n        \/\/ System.out.println(name);      \/\/ &#12300;NG&#12301;: static\u304b\u3089\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u3078\u76f4\u63a5\u30a2\u30af\u30bb\u30b9\u4e0d\u53ef\n        Dog dog = new Dog();\n        System.out.println(dog.name);     \/\/ &#12300;OK&#12301;: \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u7d4c\u7531\u306a\u3089\u30a2\u30af\u30bb\u30b9\u53ef\n    }\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">5-3. \u3010\u843d\u3068\u3057\u7a743\u3011static\u5909\u6570\u3092\u300c\u500b\u5225\u306e\u30c7\u30fc\u30bf\u300d\u3068\u3057\u3066\u4f7f\u3063\u3066\u3057\u307e\u3046<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c3\u7ae0\u3067\u8aac\u660e\u3057\u305f\u901a\u308a\u3001static\u5909\u6570\u306f\u5168\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3067\u5171\u6709\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u6027\u8cea\u3092\u7406\u89e3\u305b\u305a\u306b\u300c\u5404\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u56fa\u6709\u306e\u30c7\u30fc\u30bf\u300d\u306e\u3064\u3082\u308a\u3067static\u3092\u4ed8\u3051\u3066\u3057\u307e\u3046\u3068\u3001\u3042\u308b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3067\u5024\u3092\u5909\u66f4\u3057\u305f\u3068\u304d\u306b\u3001\u4ed6\u306e\u5168\u3066\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u5024\u307e\u3067\u610f\u56f3\u305b\u305a\u5909\u308f\u3063\u3066\u3057\u307e\u3046\u3068\u3044\u3046\u30d0\u30b0\u304c\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#fafafa;border-radius:8px;padding:16px 20px;margin:16px 0;border-left:4px solid #dc2626;\">\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u300c\u3053\u306e\u30c7\u30fc\u30bf\u306f\u500b\u4f53\u3054\u3068\u306b\u9055\u3046\u5024\u3092\u6301\u3064\u3079\u304d\u304b\u300d\u3092\u5fc5\u305a\u81ea\u554f\u3057\u3066\u304b\u3089\u5ba3\u8a00\u3059\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u5909\u6570\u3092\u4f7f\u3046\u524d\u306b\u3001\u305d\u306e\u5909\u6570\u304c\u6307\u3059\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u672c\u5f53\u306bnew\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>static\u30e1\u30bd\u30c3\u30c9\u5185\u304b\u3089\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306b\u76f4\u63a5\u30a2\u30af\u30bb\u30b9\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u306a\u3044\u304b\u78ba\u8a8d\u3059\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306e\u5f15\u6570\u540d\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u540d\u304c\u540c\u3058\u5834\u5408\u306f\u3001this\u3092\u4ed8\u3051\u5fd8\u308c\u3066\u3044\u306a\u3044\u304b\u78ba\u8a8d\u3059\u308b<\/span><\/div>\n\n<\/div>\n\n\n\n<div class=\"balloon-wrap\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/ceo-sugasawa.jpg\" alt=\"\u4ee3\u8868\u83c5\u6fa4\">\n    <span class=\"balloon-name\">\u4ee3\u8868\u83c5\u6fa4<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u3053\u308c\u3089\u306e\u30a8\u30e9\u30fc\u306f\u3001Java\u3092\u5b66\u3093\u3060\u3053\u3068\u304c\u3042\u308b\u4eba\u306a\u3089\u307b\u307c\u5168\u54e1\u304c\u4e00\u5ea6\u306f\u7d4c\u9a13\u3059\u308b\u300c\u901a\u904e\u5100\u793c\u300d\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002\u9006\u306b\u8a00\u3048\u3070\u3001\u3053\u306e3\u3064\u306e\u30d1\u30bf\u30fc\u30f3\u3055\u3048\u62bc\u3055\u3048\u3066\u304a\u3051\u3070\u3001\u521d\u5fc3\u8005\u304c\u3064\u307e\u305a\u304f\u30d0\u30b0\u306e\u5927\u90e8\u5206\u306f\u672a\u7136\u306b\u9632\u3052\u307e\u3059\u3002<\/div>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/aibpo\/makase\/blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=aibpo_makase\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u793e\u54e1AIKATA\uff08\u670830\u4e07\u5186\u3067\u696d\u52d9\u307e\u304b\u305b\u653e\u984c\uff09\u306e\u7121\u6599\u76f8\u8ac7 \u4e88\u7d04\u30da\u30fc\u30b8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_makase_20260904.jpg\" alt=\"AI\u793e\u54e1AIKATA\uff5c\u670830\u4e07\u5186\u306e\u5b9a\u984d\u3067\u5fa1\u793e\u306e\u696d\u52d9\u3092\u307e\u308b\u3054\u3068\u5dfb\u304d\u53d6\u308a\u307e\u3059\uff08\u7121\u6599\u76f8\u8ac760\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/koteihi-line\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=koteihi_shindan\" target=\"_blank\" rel=\"noopener\" aria-label=\"\u516c\u5f0fLINE\u306e\u56fa\u5b9a\u8cbb\u524a\u6e1b\u8a3a\u65ad\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_koteihi_line.jpg\" alt=\"\u5fa1\u793e\u304c\u6e1b\u3089\u305b\u308b\u56fa\u5b9a\u8cbb\u306f\u6708\u3044\u304f\u3089\u304b\uff5c\u516c\u5f0fLINE\u3067\u8cea\u554f\u306b\u7b54\u3048\u308b\u3060\u3051\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-06\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">06<\/span>\n  <span class=\"section-label\" style=\"display:block;\">GENAI CASE STUDY<\/span>\n  <span class=\"section-title\" style=\"display:block;\">\u3010\u72ec\u81ea\u30c7\u30fc\u30bf\u3011Claude Code\u306bJava\u30b3\u30fc\u30c9\u3092\u66f8\u304b\u305b\u3066\u307f\u305f<\/span>\n  <span class=\"section-desc\">\u30b3\u30fc\u30c9\u3092\u66f8\u3051\u306a\u304f\u3066\u3082\u3001\u30b3\u30fc\u30c9\u306e\u4e2d\u8eab\u306f\u7406\u89e3\u3067\u304d\u308b\u6642\u4ee3<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u307e\u3067Java\u306e\u30af\u30e9\u30b9\u30fb\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u4ed5\u7d44\u307f\u3092\u89e3\u8aac\u3057\u3066\u304d\u307e\u3057\u305f\u304c\u3001\u6b63\u76f4\u306a\u3068\u3053\u308d\u300c\u81ea\u5206\u3067\u3053\u3053\u307e\u3067\u7406\u89e3\u3057\u306a\u3044\u3068\u4ed5\u4e8b\u306b\u306a\u3089\u306a\u3044\u306e\u304b\u300d\u3068\u611f\u3058\u305f\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u65b9\u3082\u591a\u3044\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002\u3053\u3053\u3067\u306f\u3001\u5f0a\u793e\uff08\u682a\u5f0f\u4f1a\u793eGENAI\uff09\u304c\u5b9f\u969b\u306bClaude Code\u3092\u696d\u52d9\u3067\u3069\u3046\u4f7f\u3063\u3066\u3044\u308b\u304b\u3092\u8e0f\u307e\u3048\u3066\u3001\u3053\u306e\u7591\u554f\u306b\u304a\u7b54\u3048\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6-1. \u5f0a\u793e\u306eClaude Code\u904b\u7528\u72b6\u6cc1<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f0a\u793e\u3067\u306fClaude Max 20x\u30d7\u30e9\u30f3\uff08\u6708\u984d$200\u3001\u7d0430,000\u5186\uff09\u3092\u5951\u7d04\u3057\u3001<strong>\u7d4c\u55b6\u30fb\u55b6\u696d\u30fb\u5e83\u544a\u30fb\u958b\u767a\u30fb\u7d4c\u7406\u30fb\u79d8\u66f8\u696d\u52d9\u30fb\u500b\u4eba\u696d\u52d9<\/strong>\u307e\u3067\u3001\u793e\u5185\u306e\u3042\u3089\u3086\u308b\u696d\u52d9\u306bClaude Code\u3092\u7d44\u307f\u8fbc\u3093\u3067\u904b\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u5229\u7528\u958b\u59cb\u306f2025\u5e74\u5f8c\u534a\u304b\u3089\u3067\u3001\u958b\u767a\u9818\u57df\u3067\u306f\u300cWordPress\uff0fHTML\uff0fLP\u5236\u4f5c\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u66f8\u304d\u6368\u3066\u300d\u3068\u3044\u3063\u305f\u7528\u9014\u3067\u65e5\u5e38\u7684\u306b\u6d3b\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<table>\n<thead><tr><th>\u696d\u52d9\u9818\u57df<\/th><th>\u4e3b\u306a\u7528\u9014<\/th><th>\u6982\u7b97\u524a\u6e1b\u6642\u9593\uff08\u808c\u611f\uff09<\/th><\/tr><\/thead>\n<tbody>\n<tr><td>\u958b\u767a<\/td><td>WordPress\/HTML\/LP\u5236\u4f5c\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u66f8\u304d\u6368\u3066<\/td><td>\u90fd\u5ea6\u6570\u6642\u9593\u524a\u6e1b<\/td><\/tr>\n<tr><td>\u30d6\u30ed\u30b0\u8a18\u4e8b<\/td><td>SEO\u8a18\u4e8b\u57f7\u7b46\u30fb\u30ea\u30e9\u30a4\u30c8\u30fb\u5185\u90e8\u30ea\u30f3\u30af\u6700\u9069\u5316<\/td><td>1\u672c8h \u2192 1\u672c1h<\/td><\/tr>\n<tr><td>\u7d4c\u7406<\/td><td>\u8acb\u6c42\u66f8\u30c1\u30a7\u30c3\u30af\u30fb\u7d4c\u8cbb\u4ed5\u8a33\u30fbFreee\u9023\u643a<\/td><td>\u670840h \u2192 \u67085h<\/td><\/tr>\n<tr><td>\u79d8\u66f8\u696d\u52d9<\/td><td>\u65e5\u5831\u751f\u6210\u30fb\u8b70\u4e8b\u9332\u30fb\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u8abf\u6574<\/td><td>\u65e52h \u2192 \u65e515\u5206<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8868\u306f\u300c\u808c\u611f\u30fb\u6982\u7b97\u300d\u3067\u3042\u308a\u3001\u696d\u7a2e\u3084\u62c5\u5f53\u8005\u306e\u30b9\u30ad\u30eb\u306b\u3088\u3063\u3066\u5909\u52d5\u3057\u307e\u3059\u304c\u3001\u958b\u767a\u9818\u57df\u3060\u3051\u3092\u898b\u3066\u3082\u3001Java\u306e\u3088\u3046\u306a\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306e\u30b3\u30fc\u30c9\u3092\u90fd\u5ea6\u3059\u3079\u3066\u81ea\u5206\u3067\u66f8\u3044\u305f\u308a\u8aad\u3093\u3060\u308a\u3059\u308b\u5fc5\u8981\u304c\u306a\u3044\u3001\u3068\u3044\u3046\u5b9f\u611f\u3092\u5f37\u304f\u6301\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6-2. \u300c\u8aad\u3081\u306a\u304f\u3066\u3082\u3001\u610f\u5473\u306f\u7406\u89e3\u3067\u304d\u308b\u300d\u3092\u5b9f\u8df5\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9f\u969b\u3001\u3053\u306e\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f\u3088\u3046\u306aJava\u306e\u30af\u30e9\u30b9\u30fb\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u30b3\u30fc\u30c9\u3082\u3001Claude Code\u306b\u300c\u3053\u306e\u30b3\u30fc\u30c9\u3067\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306f\u3069\u3053\uff1f\u300d\u300c\u306a\u305cNullPointerException\u304c\u8d77\u304d\u3066\u3044\u308b\u306e\uff1f\u300d\u3068\u65e5\u672c\u8a9e\u3067\u805e\u304f\u3060\u3051\u3067\u3001\u305d\u306e\u5834\u3067\u610f\u5473\u3092\u6559\u3048\u3066\u304f\u308c\u307e\u3059\u3002<strong>\u69cb\u6587\u3092\u6697\u8a18\u3059\u308b\u5fc5\u8981\u306f\u306a\u304f\u3001\u30b3\u30fc\u30c9\u304c\u4f55\u3092\u3057\u3066\u3044\u308b\u304b\u3092\u7406\u89e3\u3067\u304d\u308c\u3070\u3001\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u7d4c\u55b6\u8005\u3067\u3082\u5341\u5206\u306b\u6280\u8853\u7684\u306a\u610f\u601d\u6c7a\u5b9a\u306b\u53c2\u52a0\u3067\u304d\u307e\u3059\u3002<\/strong><\/p>\n\n\n\n<div class=\"g-flow-row\" style=\"margin:24px 0;\">\n  <div class=\"g-flow-item\"><strong>Java\u30b3\u30fc\u30c9\u3092<br>Claude Code\u306b\u6e21\u3059<\/strong><br><span style=\"font-size:12px;\">\u300c\u3053\u306e\u30b3\u30fc\u30c9\u3092<br>\u8aac\u660e\u3057\u3066\u300d<\/span><\/div>\n  <div class=\"g-flow-arrow\">&#8594;<\/div>\n  <div class=\"g-flow-item\"><strong>\u65e5\u672c\u8a9e\u3067<br>\u89e3\u8aac\u304c\u8fd4\u308b<\/strong><br><span style=\"font-size:12px;\">\u30af\u30e9\u30b9\/\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\/<br>\u30a8\u30e9\u30fc\u539f\u56e0\u307e\u3067<\/span><\/div>\n  <div class=\"g-flow-arrow\">&#8594;<\/div>\n  <div class=\"g-flow-item\"><strong>\u610f\u601d\u6c7a\u5b9a\u306b<br>\u96c6\u4e2d\u3059\u308b<\/strong><br><span style=\"font-size:12px;\">\u69cb\u6587\u6697\u8a18\u306f<br>\u4e0d\u8981<\/span><\/div>\n  <div class=\"g-flow-arrow\">&#8594;<\/div>\n  <div class=\"g-flow-item\"><strong>\u5fc5\u8981\u306a\u4fee\u6b63\u3082<br>\u6307\u793a\u3067\u5b8c\u7d50<\/strong><br><span style=\"font-size:12px;\">\u300c\u3053\u3053\u3092\u76f4\u3057\u3066\u300d<br>\u3067\u53cd\u6620<\/span><\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u3048\u3070\u3001\u793e\u5185\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u66f8\u3044\u305fJava\u306e\u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc\u3092\u3057\u305f\u3044\u5834\u9762\u3067\u3001\u300c\u3053\u306e\u30af\u30e9\u30b9\u306estatic\u5909\u6570\u304c\u5168\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306b\u5f71\u97ff\u3057\u3066\u3044\u308b\u3088\u3046\u3060\u304c\u3001\u3053\u308c\u306f\u610f\u56f3\u3057\u305f\u8a2d\u8a08\u304b\u300d\u3068\u3044\u3063\u305f\u7591\u554f\u3092\u305d\u306e\u307e\u307eClaude Code\u306b\u6295\u3052\u308b\u3068\u3001\u30b3\u30fc\u30c9\u306e\u69cb\u9020\u3092\u8e0f\u307e\u3048\u305f\u8aac\u660e\u304c\u8fd4\u3063\u3066\u304d\u307e\u3059\u3002\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u672a\u7d4c\u9a13\u306e\u7ba1\u7406\u8077\u3067\u3082\u3001\u6280\u8853\u7684\u306a\u610f\u601d\u6c7a\u5b9a\u306b\u3042\u308b\u7a0b\u5ea6\u8e0f\u307f\u8fbc\u3081\u308b\u3088\u3046\u306b\u306a\u308b\u3001\u3068\u3044\u3046\u306e\u304c\u5f0a\u793e\u3067\u306e\u5b9f\u611f\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"balloon-wrap is-right\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/yamazaki-avatar.png\" alt=\"AI\u9b3c\u7ba1\u7406\u5c71\u5d0e\">\n    <span class=\"balloon-name\">AI\u9b3c\u7ba1\u7406\u5c71\u5d0e<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u306f\u306a\u3044\u7d4c\u55b6\u8005\u304c\u300c\u30b3\u30fc\u30c9\u304c\u66f8\u3051\u308b\u300d\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305f\u3060\u3001\u30b3\u30fc\u30c9\u306e\u4e2d\u3067\u4f55\u304c\u8d77\u304d\u3066\u3044\u308b\u304b\u3092\u5927\u3065\u304b\u307f\u306b\u7406\u89e3\u3067\u304d\u308b\u3068\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u306e\u4f1a\u8a71\u306e\u89e3\u50cf\u5ea6\u304c\u4e00\u6bb5\u4e0a\u304c\u308a\u307e\u3059\u3002Claude Code\u306f\u305d\u306e\u6a4b\u6e21\u3057\u5f79\u3068\u3057\u3066\u975e\u5e38\u306b\u512a\u79c0\u3067\u3059\u3002<\/div>\n<\/div>\n\n\n\n<div class=\"balloon-wrap\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/ceo-sugasawa.jpg\" alt=\"\u4ee3\u8868\u83c5\u6fa4\">\n    <span class=\"balloon-name\">\u4ee3\u8868\u83c5\u6fa4<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u5f0a\u793e\u3067\u3082\u3001\u958b\u767a\u3092\u5916\u90e8\u59d4\u8a17\u3059\u308b\u969b\u306e\u8981\u4ef6\u5b9a\u7fa9\u3084\u3001\u793e\u5185\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u306e\u6280\u8853\u7684\u306a\u30c7\u30a3\u30b9\u30ab\u30c3\u30b7\u30e7\u30f3\u3067\u3001\u4e8b\u524d\u306bClaude Code\u306b\u300c\u3053\u306e\u30b3\u30fc\u30c9\u306e\u30dd\u30a4\u30f3\u30c8\u30923\u3064\u306b\u307e\u3068\u3081\u3066\u300d\u3068\u805e\u3044\u3066\u304b\u3089\u4f1a\u8b70\u306b\u81e8\u3080\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u5c02\u9580\u7528\u8a9e\u306b\u6c17\u5f8c\u308c\u305b\u305a\u306b\u8a71\u305b\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/div>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/aibpo\/makase\/blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=aibpo_makase\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u793e\u54e1AIKATA\uff08\u670830\u4e07\u5186\u3067\u696d\u52d9\u307e\u304b\u305b\u653e\u984c\uff09\u306e\u7121\u6599\u76f8\u8ac7 \u4e88\u7d04\u30da\u30fc\u30b8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_makase_20260904.jpg\" alt=\"AI\u793e\u54e1AIKATA\uff5c\u670830\u4e07\u5186\u306e\u5b9a\u984d\u3067\u5fa1\u793e\u306e\u696d\u52d9\u3092\u307e\u308b\u3054\u3068\u5dfb\u304d\u53d6\u308a\u307e\u3059\uff08\u7121\u6599\u76f8\u8ac760\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/koteihi-line\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=koteihi_shindan\" target=\"_blank\" rel=\"noopener\" aria-label=\"\u516c\u5f0fLINE\u306e\u56fa\u5b9a\u8cbb\u524a\u6e1b\u8a3a\u65ad\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_koteihi_line.jpg\" alt=\"\u5fa1\u793e\u304c\u6e1b\u3089\u305b\u308b\u56fa\u5b9a\u8cbb\u306f\u6708\u3044\u304f\u3089\u304b\uff5c\u516c\u5f0fLINE\u3067\u8cea\u554f\u306b\u7b54\u3048\u308b\u3060\u3051\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-07\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">07<\/span>\n  <span class=\"section-label\" style=\"display:block;\">FOR NON-ENGINEERS<\/span>\n  <span class=\"section-title\" style=\"display:block;\">\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u304cJava\u306eOOP\u3092\u5168\u90e8\u899a\u3048\u308b\u5fc5\u8981\u306f\u306a\u3044\u7406\u7531<\/span>\n  <span class=\"section-desc\">\u69cb\u6587\u306e\u6697\u8a18\u3088\u308a\u3001\u300c\u4f55\u3092\u4efb\u305b\u308b\u304b\u300d\u3092\u5224\u65ad\u3059\u308b\u529b\u306e\u65b9\u304c\u91cd\u8981<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u307e\u3067\u3001\u30af\u30e9\u30b9\u30fb\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30fb\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u30fb\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3068\u3001Java\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u57fa\u790e\u3092\u4e00\u901a\u308a\u89e3\u8aac\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u6280\u8853\u7684\u306b\u6b63\u78ba\u306a\u7406\u89e3\u306e\u305f\u3081\u306b\u3001\u3042\u3048\u3066\u69cb\u6587\u30ec\u30d9\u30eb\u307e\u3067\u8e0f\u307f\u8fbc\u3093\u3067\u8aac\u660e\u3057\u307e\u3057\u305f\u304c\u3001\u6700\u5f8c\u306b\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u65b9\u306b\u5411\u3051\u3066\u3001\u8996\u70b9\u3092\u5909\u3048\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u304a\u4f1d\u3048\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">7-1. \u300c\u81ea\u5206\u3067\u66f8\u3051\u308b\u300d\u3068\u300c\u610f\u601d\u6c7a\u5b9a\u3067\u304d\u308b\u300d\u306f\u5225\u306e\u30b9\u30ad\u30eb<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7d4c\u55b6\u8005\u3084\u7ba1\u7406\u8077\u306b\u672c\u5f53\u306b\u5fc5\u8981\u306a\u306e\u306f\u3001<strong>\u300c\u81ea\u5206\u3067Java\u306e\u30b3\u30fc\u30c9\u3092\u30bc\u30ed\u304b\u3089\u66f8\u3051\u308b\u3053\u3068\u300d\u3067\u306f\u306a\u304f\u3001\u300cAI\u3084\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u4f55\u3092\u3069\u3046\u4efb\u305b\u308b\u304b\u3092\u5224\u65ad\u3067\u304d\u308b\u3053\u3068\u300d<\/strong>\u3067\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f\u30af\u30e9\u30b9\u30fb\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30fbstatic\u306e\u9055\u3044\u3068\u3044\u3063\u305f\u77e5\u8b58\u306f\u3001\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u3068\u3063\u3066\u306f\u5fc5\u9808\u3067\u3059\u304c\u3001\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u7d4c\u55b6\u8005\u306b\u3068\u3063\u3066\u306f\u300c\u5927\u307e\u304b\u306b\u7406\u89e3\u3057\u3066\u3044\u308c\u3070\u5341\u5206\u300d\u306a\u30ec\u30d9\u30eb\u306e\u77e5\u8b58\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9f\u969b\u3001Claude Code\u306e\u3088\u3046\u306a\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u578bAI\u304c\u767b\u5834\u3057\u305f\u3053\u3068\u3067\u3001\u300c\u30d7\u30ed\u30f3\u30d7\u30c8\u3067\u6307\u793a\u3059\u308c\u3070\u3001\u30b3\u30fc\u30c9\u306e\u751f\u6210\u3082\u3001\u65e2\u5b58\u30b3\u30fc\u30c9\u306e\u8aac\u660e\u3082\u3001\u30d0\u30b0\u306e\u539f\u56e0\u8abf\u67fb\u3082\u4efb\u305b\u3089\u308c\u308b\u300d\u6642\u4ee3\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306e\u6587\u6cd5\u3092\u4e00\u304b\u3089\u6697\u8a18\u3059\u308b\u6642\u9593\u304c\u3042\u308b\u306a\u3089\u3001\u305d\u306e\u6642\u9593\u3092\u300c\u3069\u306e\u696d\u52d9\u3092AI\u306b\u4efb\u305b\u308b\u3079\u304d\u304b\u300d\u306e\u898b\u6975\u3081\u306b\u4f7f\u3046\u65b9\u304c\u3001\u7d4c\u55b6\u8005\u306b\u3068\u3063\u3066\u306f\u5408\u7406\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#f0fdf4;border:1px solid #22c55e;border-radius:8px;padding:20px 24px;margin:24px 0;\">\n  <div style=\"display:flex;align-items:center;gap:8px;margin-bottom:12px;\">\n    <span style=\"font-size:18px;\">&#128161;<\/span>\n    <strong style=\"color:#16a34a;font-size:15px;\">\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u307e\u305a\u8a66\u3059\u3079\u304d\u3053\u3068<\/strong>\n  <\/div>\n  <p style=\"margin:0;font-size:15px;line-height:1.8;color:#333;\">Java\u306e\u30b3\u30fc\u30c9\u3092\u76ee\u306e\u524d\u306b\u3057\u3066\u56fa\u307e\u3063\u3066\u3057\u307e\u3046\u524d\u306b\u3001\u307e\u305a\u306fClaude Code\u306e\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u7248\u3092\u958b\u3044\u3066\u300c\u3053\u306e\u30b3\u30fc\u30c9\u3067\u4f55\u304c\u8d77\u304d\u3066\u3044\u308b\u304b\u3001\u5c02\u9580\u7528\u8a9e\u3092\u4f7f\u308f\u305a\u306b\u8aac\u660e\u3057\u3066\u300d\u3068\u805e\u3044\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u30bf\u30fc\u30df\u30ca\u30eb\u64cd\u4f5c\u306f\u4e0d\u8981\u3067\u3001ChatGPT\u306e\u3088\u3046\u306a\u30c1\u30e3\u30c3\u30c8\u753b\u9762\u304b\u3089\u8cea\u554f\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">7-2. Claude Code\u306a\u3089\u300c\u30b3\u30fc\u30c9\u3092\u8aad\u3080\u529b\u300d\u3082\u5f8c\u56de\u3057\u306b\u3067\u304d\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f0a\u793e\u306e\u5b9f\u904b\u7528\u3067\u3082\u3001\u793e\u5185\u306e\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u30e1\u30f3\u30d0\u30fc\u304c\u30b3\u30fc\u30c9\u3092\u76f4\u63a5\u7de8\u96c6\u3059\u308b\u3053\u3068\u306f\u307b\u3068\u3093\u3069\u3042\u308a\u307e\u305b\u3093\u3002\u305d\u306e\u4ee3\u308f\u308a\u3001\u300c\u3053\u306e\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u305f\u3044\u300d\u300c\u3053\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u51fa\u3066\u3044\u308b\u304c\u539f\u56e0\u3092\u8abf\u3079\u3066\u307b\u3057\u3044\u300d\u3068\u3044\u3063\u305f<strong>\u65e5\u672c\u8a9e\u306e\u6307\u793a<\/strong>\u3092Claude Code\u306b\u6e21\u3057\u3001\u7d50\u679c\u3060\u3051\u3092\u78ba\u8a8d\u3059\u308b\u3001\u3068\u3044\u3046\u5f79\u5272\u5206\u62c5\u3067\u56de\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#fafafa;border-radius:8px;padding:16px 20px;margin:16px 0;border-left:4px solid #dc2626;\">\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u30b3\u30fc\u30c9\u3092\u81ea\u5206\u3067\u66f8\u304f\u5fc5\u8981\u306f\u306a\u3044\u3002Claude Code\u306b\u65e5\u672c\u8a9e\u3067\u6307\u793a\u3059\u308b\u3060\u3051\u3067\u751f\u6210\u30fb\u4fee\u6b63\u3067\u304d\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u5c02\u9580\u7528\u8a9e\u304c\u51fa\u3066\u304d\u305f\u3089\u3001\u305d\u306e\u5834\u3067\u300c\u308f\u304b\u308a\u3084\u3059\u304f\u8aac\u660e\u3057\u3066\u300d\u3068\u805e\u304d\u8fd4\u305b\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u30a8\u30e9\u30fc\u304c\u51fa\u3066\u3082\u3001\u539f\u56e0\u8abf\u67fb\u304b\u3089\u4fee\u6b63\u6848\u306e\u63d0\u793a\u307e\u3067Claude Code\u306b\u4efb\u305b\u3089\u308c\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u7d4c\u55b6\u8005\u306b\u5fc5\u8981\u306a\u306e\u306f\u3001\u751f\u6210\u3055\u308c\u305f\u7d50\u679c\u304c\u696d\u52d9\u306e\u76ee\u7684\u306b\u5408\u3063\u3066\u3044\u308b\u304b\u3092\u5224\u65ad\u3059\u308b\u529b<\/span><\/div>\n\n<\/div>\n\n\n\n<div style=\"background:linear-gradient(135deg,#1a1a1a,#2a1015);border-radius:12px;padding:20px 24px;margin:24px 0;display:flex;align-items:center;gap:16px;color:#fff;\">\n  <span style=\"font-size:36px;\">&#127942;<\/span>\n  <div>\n    <div style=\"font-size:13px;color:#dc2626;font-weight:700;letter-spacing:1px;\">VERDICT<\/div>\n    <div style=\"font-size:18px;font-weight:800;\">Claude Code\u306b\u8ecd\u914d<\/div>\n    <div style=\"font-size:14px;color:rgba(255,255,255,0.7);margin-top:4px;\">Java\u69cb\u6587\u3092\u6697\u8a18\u3059\u308b\u6642\u9593\u304c\u3042\u308b\u306a\u3089\u3001Claude Code\u306b\u805e\u304d\u306a\u304c\u3089\u300c\u4f55\u3092\u4efb\u305b\u308b\u304b\u300d\u306e\u5224\u65ad\u529b\u3092\u78e8\u304f\u65b9\u304c\u3001\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u7d4c\u55b6\u8005\u306b\u3068\u3063\u3066\u6295\u8cc7\u5bfe\u52b9\u679c\u304c\u9ad8\u3044\u3002<\/div>\n  <\/div>\n<\/div>\n\n\n\n<div class=\"balloon-wrap\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/ceo-sugasawa.jpg\" alt=\"\u4ee3\u8868\u83c5\u6fa4\">\n    <span class=\"balloon-name\">\u4ee3\u8868\u83c5\u6fa4<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u5f0a\u793e\u3067\u306f\u65b0\u3057\u304f\u4eba\u3092\u96c7\u3046\u524d\u306b\u300c\u305d\u306e\u696d\u52d9\u306fClaude Code\u3067\u3069\u3053\u307e\u3067\u5dfb\u304d\u53d6\u308c\u308b\u304b\u300d\u3092\u307e\u305a\u691c\u8a0e\u3059\u308b\u30eb\u30fc\u30eb\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u77e5\u8b58\u304c\u30bc\u30ed\u306e\u72b6\u614b\u304b\u3089\u3067\u3082\u3001\u5224\u65ad\u3059\u308b\u5074\u306b\u56de\u308b\u3053\u3068\u306f\u5341\u5206\u306b\u3067\u304d\u307e\u3059\u3002<\/div>\n<\/div>\n\n\n<div style=\"margin:48px 0 8px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;\"><a href=\"https:\/\/aikanri.genai-ai.co.jp\/aibpo\/makase\/blog\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=aibpo_makase\" target=\"_blank\" rel=\"noopener\" aria-label=\"AI\u793e\u54e1AIKATA\uff08\u670830\u4e07\u5186\u3067\u696d\u52d9\u307e\u304b\u305b\u653e\u984c\uff09\u306e\u7121\u6599\u76f8\u8ac7 \u4e88\u7d04\u30da\u30fc\u30b8\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_makase_20260904.jpg\" alt=\"AI\u793e\u54e1AIKATA\uff5c\u670830\u4e07\u5186\u306e\u5b9a\u984d\u3067\u5fa1\u793e\u306e\u696d\u52d9\u3092\u307e\u308b\u3054\u3068\u5dfb\u304d\u53d6\u308a\u307e\u3059\uff08\u7121\u6599\u76f8\u8ac760\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><a href=\"https:\/\/aikanri.genai-ai.co.jp\/koteihi-line\/?utm_source=blog&#038;utm_medium=h2banner&#038;utm_content=cc-java-instance-basics&#038;blog_slug=cc-java-instance-basics&#038;blog_title=%E3%80%902026%E5%B9%B49%E6%9C%88%E6%9C%80%E6%96%B0%E3%80%91Java%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E3%81%A8%E3%81%AF%EF%BC%9F%E3%82%AF%E3%83%A9%E3%82%B9%E3%81%A8%E3%81%AE%E9%96%A2%E4%BF%82%E3%81%A8%E3%82%A4%E3%83%B3%E3%82%B9%E3%82%BF%E3%83%B3%E3%82%B9%E5%A4%89%E6%95%B0%E3%81%AE%E4%BD%BF%E3%81%84%E6%96%B9%E3%82%92%E5%BE%B9%E5%BA%95%E8%A7%A3%E8%AA%AC&#038;blog_url=https%3A%2F%2Fgenai-ai.co.jp%2Fai-kanri%2Fblog%2Fcc-java-instance-basics%2F&#038;utm_campaign=koteihi_shindan\" target=\"_blank\" rel=\"noopener\" aria-label=\"\u516c\u5f0fLINE\u306e\u56fa\u5b9a\u8cbb\u524a\u6e1b\u8a3a\u65ad\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\u3078\" style=\"flex:1 1 280px;max-width:360px;text-decoration:none;\"><img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/09\/cta_blog_koteihi_line.jpg\" alt=\"\u5fa1\u793e\u304c\u6e1b\u3089\u305b\u308b\u56fa\u5b9a\u8cbb\u306f\u6708\u3044\u304f\u3089\u304b\uff5c\u516c\u5f0fLINE\u3067\u8cea\u554f\u306b\u7b54\u3048\u308b\u3060\u3051\uff08\u7121\u6599\u30fb\u7d041\u5206\uff09\" style=\"width:100%;height:auto;border-radius:8px;display:block;\"><\/a><\/div>\n\n\n<div id=\"sec-08\"><\/div>\n<h2 class=\"section-header-img\" style=\"margin:32px 0 24px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#1a1a1a 0%,#2a1015 100%);padding:32px 28px;color:#fff;position:relative;border:none;border-left:none;text-align:left;\">\n  <span class=\"section-number\" style=\"display:block;\">08<\/span>\n  <span class=\"section-label\" style=\"display:block;\">CONCLUSION<\/span>\n  <span class=\"section-title\" style=\"display:block;\">\u307e\u3068\u3081 \u2500\u2500 \u30af\u30e9\u30b9\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u95a2\u4fc2\u3092\u6b63\u3057\u304f\u62bc\u3055\u3048\u308b<\/span>\n  <span class=\"section-desc\">\u69cb\u6587\u306e\u7406\u89e3\u3068\u3001AI\u3078\u306e\u4efb\u305b\u65b9\u306e\u4e21\u65b9\u3092\u624b\u306b\u5165\u308c\u308b<\/span>\n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001Java\u306e\u30af\u30e9\u30b9\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u95a2\u4fc2\u3001new\u30ad\u30fc\u30ef\u30fc\u30c9\u306b\u3088\u308b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210\u306e\u4ed5\u7d44\u307f\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u3068\u30af\u30e9\u30b9\u5909\u6570\uff08static\u5909\u6570\uff09\u306e\u9055\u3044\u3001\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3068this\u30ad\u30fc\u30ef\u30fc\u30c9\u306e\u5f79\u5272\u3001\u305d\u3057\u3066\u521d\u5fc3\u8005\u304c\u30cf\u30de\u308a\u3084\u3059\u3044\u843d\u3068\u3057\u7a74\u307e\u3067\u3092\u6574\u7406\u3057\u307e\u3057\u305f\u3002\u6700\u5f8c\u306b\u30dd\u30a4\u30f3\u30c8\u3092\u632f\u308a\u8fd4\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#fafafa;border-radius:8px;padding:16px 20px;margin:16px 0;border-left:4px solid #dc2626;\">\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u30af\u30e9\u30b9\u306f\u300c\u8a2d\u8a08\u56f3\u300d\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306f\u30af\u30e9\u30b9\u304b\u3089\u751f\u6210\u3055\u308c\u305f\u300c\u5b9f\u7269\u300d<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>new\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u30e1\u30e2\u30ea\u4e0a\u306b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u5b9f\u4f53\u304c\u78ba\u4fdd\u3055\u308c\u308b<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u5909\u6570\u306b\u5165\u3063\u3066\u3044\u308b\u306e\u306f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u305d\u306e\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3078\u306e\u300c\u53c2\u7167\u300d<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3054\u3068\u306b\u72ec\u7acb\u3001\u30af\u30e9\u30b9\u5909\u6570\uff08static\u5909\u6570\uff09\u306f\u5168\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3067\u5171\u6709<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u751f\u6210\u6642\u306b\u81ea\u52d5\u5b9f\u884c\u3055\u308c\u308b\u521d\u671f\u5316\u51e6\u7406\u3001this\u306f\u300c\u3053\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u81ea\u8eab\u300d\u3092\u6307\u3059<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>new\u3057\u5fd8\u308c\u306b\u3088\u308bNullPointerException\u306f\u521d\u5fc3\u8005\u306e\u5178\u578b\u7684\u306a\u3064\u307e\u305a\u304d\u30dd\u30a4\u30f3\u30c8<\/span><\/div>\n<div style=\"display:flex;align-items:flex-start;gap:8px;padding:6px 0;font-size:15px;line-height:1.6;\"><span style=\"color:#dc2626;font-size:16px;flex-shrink:0;margin-top:2px;\">&#10004;&#65039;<\/span><span>\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u7d4c\u55b6\u8005\u306f\u3001\u69cb\u6587\u306e\u6697\u8a18\u3088\u308a\u3082Claude Code\u3078\u306e\u4efb\u305b\u65b9\u3092\u8eab\u306b\u3064\u3051\u308b\u65b9\u304c\u5b9f\u52d9\u7684<\/span><\/div>\n\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u30af\u30e9\u30b9\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u95a2\u4fc2\u306f\u3001Java\u306b\u9650\u3089\u305a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u5168\u822c\u306e\u571f\u53f0\u306b\u306a\u308b\u8003\u3048\u65b9\u3067\u3059\u3002\u3053\u3053\u3092\u6b63\u3057\u304f\u7406\u89e3\u3057\u3066\u304a\u304f\u3068\u3001\u3053\u306e\u5148\u306b\u767b\u5834\u3059\u308b\u7d99\u627f\u30fb\u30dd\u30ea\u30e2\u30fc\u30d5\u30a3\u30ba\u30e0\u30fb\u62bd\u8c61\u30af\u30e9\u30b9\u3068\u3044\u3063\u305f\u3001\u3088\u308a\u767a\u5c55\u7684\u306a\u6982\u5ff5\u3082\u30b9\u30e0\u30fc\u30ba\u306b\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u65b9\u3067\u3001\u3082\u3057\u3042\u306a\u305f\u304c\u7d4c\u55b6\u8005\u3084\u7ba1\u7406\u8077\u3067\u3001\u81ea\u5206\u3067\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u5fc5\u8981\u304c\u306a\u3044\u7acb\u5834\u306a\u306e\u3067\u3042\u308c\u3070\u3001\u69cb\u6587\u3092\u7d30\u90e8\u307e\u3067\u6697\u8a18\u3059\u308b\u3053\u3068\u306b\u3053\u3060\u308f\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002Claude Code\u306e\u3088\u3046\u306a\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u578bAI\u306b\u300c\u3053\u306e\u30b3\u30fc\u30c9\u306e\u610f\u5473\u3092\u6559\u3048\u3066\u300d\u300c\u3053\u306e\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u3066\u300d\u3068\u65e5\u672c\u8a9e\u3067\u6307\u793a\u3067\u304d\u308c\u3070\u3001\u5b9f\u52d9\u4e0a\u306f\u5341\u5206\u306b\u7acb\u3061\u56de\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"balloon-wrap is-right\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/yamazaki-avatar.png\" alt=\"AI\u9b3c\u7ba1\u7406\u5c71\u5d0e\">\n    <span class=\"balloon-name\">AI\u9b3c\u7ba1\u7406\u5c71\u5d0e<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u5f0a\u793e\u3067\u306f\u300cAI\u9b3c\u7ba1\u7406\u300d\u3068\u3044\u3046\u30b5\u30fc\u30d3\u30b9\u3067\u3001Claude Code\u3092\u4f7f\u3063\u305f\u696d\u52d9\u81ea\u52d5\u5316\u306e\u8a2d\u8a08\u304b\u3089\u793e\u5185\u5b9a\u7740\u307e\u3067\u3092\u652f\u63f4\u3057\u3066\u3044\u307e\u3059\u3002\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u77e5\u8b58\u306b\u4e0d\u5b89\u304c\u3042\u308b\u65b9\u3067\u3082\u3001\u307e\u305a\u306f\u7121\u6599\u76f8\u8ac7\u3067\u3069\u3053\u304b\u3089\u59cb\u3081\u308c\u3070\u3088\u3044\u304b\u5177\u4f53\u7684\u306b\u304a\u7b54\u3048\u3057\u307e\u3059\u306e\u3067\u3001\u304a\u6c17\u8efd\u306b\u3069\u3046\u305e\u3002<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b3\u30fc\u30c9\u304c\u8aad\u3081\u306a\u304f\u3066\u3082\u3001Claude Code\u306a\u3089\u696d\u52d9\u306b\u6d3b\u304b\u305b\u307e\u3059<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Java\u306e\u30af\u30e9\u30b9\u3084\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u3088\u3046\u306a\u5c02\u9580\u77e5\u8b58\u3092\u3001\u81ea\u5206\u3067\u30bc\u30ed\u304b\u3089\u899a\u3048\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br>Claude Code\u306b\u300c\u8aac\u660e\u3057\u3066\u300d\u300c\u76f4\u3057\u3066\u300d\u3068\u6307\u793a\u3059\u308b\u3060\u3051\u3067\u3001\u975e\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3082\u6280\u8853\u7684\u306a\u610f\u601d\u6c7a\u5b9a\u306b\u53c2\u52a0\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"balloon-wrap\">\n  <div class=\"balloon-icon\">\n    <img decoding=\"async\" src=\"https:\/\/genai-ai.co.jp\/ai-kanri\/wp-content\/uploads\/2026\/04\/ceo-sugasawa.jpg\" alt=\"\u4ee3\u8868\u83c5\u6fa4\">\n    <span class=\"balloon-name\">\u4ee3\u8868\u83c5\u6fa4<\/span>\n  <\/div>\n  <div class=\"balloon-body\">\u300c\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u4f55\u3092\u8a00\u3063\u3066\u3044\u308b\u304b\u5206\u304b\u3089\u305a\u4e0d\u5b89\u300d\u3068\u3044\u3046\u65b9\u306b\u5411\u3051\u3066\u3001Claude Code\u3092\u4f7f\u3063\u305f\u7406\u89e3\u30fb\u6d3b\u7528\u306e\u4ed5\u65b9\u3092\u500b\u5225\u306b\u3054\u76f8\u8ac7\u3044\u305f\u3060\u3051\u307e\u3059\u3002\u307e\u305a\u306f\u7121\u6599\u76f8\u8ac7\u3067\u3001\u8cb4\u793e\u306e\u72b6\u6cc1\u306b\u5408\u308f\u305b\u305f\u7b2c\u4e00\u6b69\u3092\u3054\u63d0\u6848\u3057\u307e\u3059\u3002<\/div>\n<\/div>\n\n\n\n<p>\u3053\u3053\u304b\u3089\u5148\u306e\u9032\u3081\u65b9\u306f\u3001\u5927\u304d\u304f2\u3064\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><strong>\u81ea\u793e\u3067\u56de\u305b\u308b\u3088\u3046\u306b\u306a\u308a\u305f\u3044\u65b9<\/strong>\u306f\u3001<strong>AI\u9b3c\u7ba1\u7406<\/strong>\u3067Claude Code\uff0fCodex\u306e\u4f7f\u3044\u65b9\u304b\u3089\u696d\u52d9\u8a2d\u8a08\u30fb\u793e\u5185\u5b9a\u7740\u307e\u3067\u4f34\u8d70\u3092\u53d7\u3051\u306a\u304c\u3089\u3001\u793e\u5185\u306b\u4ed5\u7d44\u307f\u3092\u4f5c\u308b\u9053\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p><strong>\u899a\u3048\u308b\u3088\u308a\u4efb\u305b\u305f\u3044\u65b9<\/strong>\u306f\u3001<strong>AI\u793e\u54e1AIKATA<\/strong>\u3067\u3053\u306e\u8a18\u4e8b\u306e\u3088\u3046\u306a\u5b9a\u578b\u696d\u52d9\u3092\u4e38\u3054\u3068\u9810\u3051\u308b\u9053\u304c\u3042\u308a\u307e\u3059\u3002\u6599\u91d1\u306f\u670830\u4e07\u5186\u306e\u6708\u984d\u5b9a\u984d\u3001\u8ffd\u52a0\u8cbb\u7528\u306f0\u5186\u3067\u3059\u3002<\/p>\n<p>\u3069\u3061\u3089\u304c\u5408\u3046\u304b\u306f\u3001\u696d\u52d9\u91cf\u3068\u793e\u5185\u4f53\u5236\u6b21\u7b2c\u3067\u3059\u3002\u7121\u6599\u76f8\u8ac7\u30fb\u7121\u6599\u9069\u5408\u8a3a\u65ad\u3067\u3001\u8cb4\u793e\u306e\u5834\u5408\u306f\u3069\u3061\u3089\u304c\u5411\u304f\u304b\u304b\u3089\u3054\u76f8\u8ac7\u3044\u305f\u3060\u3051\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"background:#fff;border:2px solid #eee;border-radius:16px;padding:32px 20px;margin:48px 0 16px;\">\n  <p style=\"text-align:center;font-size:13px;font-weight:700;color:#dc2626;letter-spacing:2px;margin:0 0 12px;\">NEXT STEP<\/p>\n  <p style=\"text-align:center;font-size:22px;font-weight:800;line-height:1.5;color:#1a1a1a;margin:0 0 24px;\">\u3053\u306e\u8a18\u4e8b\u306e\u5185\u5bb9\u3092\u3001\u3042\u306a\u305f\u306e\u30d3\u30b8\u30cd\u30b9\u3067<br>\u5b9f\u8df5\u3057\u3066\u307f\u307e\u305b\u3093\u304b\uff1f<\/p>\n  <div style=\"display:flex;gap:16px;flex-wrap:wrap;justify-content:center;\">\n    <div style=\"flex:1 1 300px;max-width:560px;background:#fafafa;border:1px solid #eee;border-radius:12px;overflow:hidden;display:flex;flex-direction:column;\">\n      <img src=\"https:\/\/genai-ai.co.jp\/img\/flagship-onikanri.png\" alt=\"AI\u9b3c\u7ba1\u7406 \u2014 Claude Code\u5c0e\u5165\u652f\u63f4\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\" loading=\"lazy\" decoding=\"async\" style=\"width:100%;height:auto;aspect-ratio:16\/9;object-fit:cover;display:block;\">\n      <div style=\"padding:20px 20px 24px;display:flex;flex-direction:column;flex:1;\">\n        <p style=\"font-size:13px;color:#dc2626;font-weight:700;margin:0 0 8px;\">AI\u6d3b\u7528\u3092\u81ea\u793e\u3067\u56de\u305b\u308b\u3088\u3046\u306b\u306a\u308a\u305f\u3044\u65b9\u3078<\/p>\n        <p style=\"font-size:20px;font-weight:800;color:#1a1a1a;margin:0 0 12px;\">AI\u9b3c\u7ba1\u7406<\/p>\n        <p style=\"font-size:14px;color:#555;margin:0 0 20px;line-height:1.7;\">Claude Code\u30fbCowork\u5c0e\u5165\u652f\u63f4\u304b\u3089\u696d\u52d9\u8a2d\u8a08\u30fb\u793e\u5185\u6d78\u900f\u307e\u3067\u5b9f\u8df5\u30d9\u30fc\u30b9\u3067\u4f34\u8d70\u3002\u300c\u81ea\u793e\u3067\u56de\u305b\u308b\u7d44\u7e54\u300d\u309290\u65e5\u3067\u4f5c\u308b\u7d4c\u55b6\u8005\u5411\u3051\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3002<\/p>\n        <div style=\"text-align:center;margin-top:auto;\">\n          <a href=\"https:\/\/aikanri.genai-ai.co.jp\/?utm_source=blog&utm_medium=article&utm_campaign=cc-java-instance-basics&utm_content=next-step-cta\" target=\"_blank\" rel=\"noopener\" style=\"display:inline-block;background:#dc2626;color:#fff;font-weight:700;font-size:15px;padding:14px 32px;border-radius:30px;text-decoration:none;\">AI\u9b3c\u7ba1\u7406\u3092\u8a73\u3057\u304f\u898b\u308b \u2192<\/a>\n        <\/div>\n      <\/div>\n    <\/div>\n    <div style=\"flex:1 1 300px;max-width:560px;background:#fafafa;border:1px solid #eee;border-radius:12px;overflow:hidden;display:flex;flex-direction:column;\">\n      <img src=\"https:\/\/genai-ai.co.jp\/img\/flagship-aibpo.png\" alt=\"AI\u793e\u54e1AIKATA \u2014 \u5b9a\u578b\u696d\u52d9\u306e\u4e38\u3054\u3068\u4ee3\u884c\" loading=\"lazy\" decoding=\"async\" style=\"width:100%;height:auto;aspect-ratio:16\/9;object-fit:cover;display:block;\">\n      <div style=\"padding:20px 20px 24px;display:flex;flex-direction:column;flex:1;\">\n        <p style=\"font-size:13px;color:#dc2626;font-weight:700;margin:0 0 8px;\">\u696d\u52d9\u3092\u4e38\u3054\u3068\u4efb\u305b\u305f\u3044\u65b9\u3078<\/p>\n        <p style=\"font-size:20px;font-weight:800;color:#1a1a1a;margin:0 0 12px;\">AI\u793e\u54e1AIKATA<\/p>\n        <p style=\"font-size:14px;color:#555;margin:0 0 20px;line-height:1.7;\">\u8acb\u6c42\u51e6\u7406\u30fb\u30c7\u30fc\u30bf\u5165\u529b\u30fb\u554f\u3044\u5408\u308f\u305b\u5bfe\u5fdc\u306a\u3069\u306e\u5b9a\u578b\u696d\u52d9\u3092\u3001AI\u00d7\u4eba\u306e\u54c1\u8cea\u7ba1\u7406\u4f53\u5236\u3067\u4e38\u3054\u3068\u4ee3\u884c\u3002\u670830\u4e07\u5186\u306e\u5b9a\u984d\u3067\u307e\u304b\u305b\u653e\u984c\u3001\u65e5\u3005\u306f\u6210\u679c\u7269\u3092\u627f\u8a8d\u3059\u308b\u3060\u3051\u3002<\/p>\n        <div style=\"text-align:center;margin-top:auto;\">\n          <a href=\"https:\/\/genai-ai.co.jp\/ai-kanri\/ai-bpo\/?utm_source=blog&utm_medium=article&utm_campaign=cc-java-instance-basics&utm_content=next-step-cta-bpo\" target=\"_blank\" rel=\"noopener\" style=\"display:inline-block;background:#dc2626;color:#fff;font-weight:700;font-size:15px;padding:14px 32px;border-radius:30px;text-decoration:none;\">AI\u793e\u54e1AIKATA\u3092\u8a73\u3057\u304f\u898b\u308b \u2192<\/a>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"faq\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Q. \u30af\u30e9\u30b9\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u9055\u3044\u3092\u4e00\u8a00\u3067\u8a00\u3046\u3068\u3069\u3046\u306a\u308a\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. \u30af\u30e9\u30b9\u306f\u300c\u3069\u3093\u306a\u30c7\u30fc\u30bf\u3068\u51e6\u7406\u3092\u6301\u3064\u304b\u300d\u3092\u5b9a\u7fa9\u3057\u305f\u8a2d\u8a08\u56f3\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306f\u305d\u306e\u8a2d\u8a08\u56f3\u3092\u3082\u3068\u306b\u5b9f\u969b\u306b\u30e1\u30e2\u30ea\u4e0a\u306b\u4f5c\u3089\u308c\u305f\u5b9f\u4f53\u3067\u3059\u3002\u30af\u30e9\u30b9\u306f1\u3064\u3067\u3082\u3001\u305d\u3053\u304b\u3089\u8907\u6570\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u305d\u308c\u305e\u308c\u304c\u72ec\u7acb\u3057\u305f\u30c7\u30fc\u30bf\u3092\u6301\u3061\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3068\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u540c\u3058\u610f\u5473\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. \u307b\u307c\u540c\u3058\u610f\u5473\u3067\u4f7f\u308f\u308c\u307e\u3059\u304c\u3001\u30cb\u30e5\u30a2\u30f3\u30b9\u306b\u9055\u3044\u304c\u3042\u308a\u307e\u3059\u3002\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u300d\u306f\u4e00\u822c\u7684\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u5185\u306e\u30e2\u30ce\u5168\u822c\u3092\u6307\u3059\u5e83\u3044\u8a00\u8449\u3067\u3001\u300c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u300d\u306f\u300c\u7279\u5b9a\u306e\u30af\u30e9\u30b9\u304b\u3089\u751f\u6210\u3055\u308c\u305f\u5b9f\u4f53\u3067\u3042\u308b\u300d\u3053\u3068\u3092\u5f37\u8abf\u3057\u305f\u3044\u3068\u304d\u306b\u4f7f\u308f\u308c\u308b\u8a00\u8449\u3067\u3059\u3002\u5b9f\u52d9\u4e0a\u306f\u540c\u3058\u3082\u306e\u3092\u6307\u3059\u3068\u8003\u3048\u3066\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. \u306a\u305c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3054\u3068\u306b\u72ec\u7acb\u3059\u308b\u306e\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. new\u3067\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\u3059\u308b\u305f\u3073\u306b\u3001Java\u304c\u305d\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5c02\u7528\u306e\u30e1\u30e2\u30ea\u9818\u57df\u3092\u65b0\u3057\u304f\u78ba\u4fdd\u3059\u308b\u305f\u3081\u3067\u3059\u3002\u5404\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u81ea\u5206\u5c02\u7528\u306e\u9818\u57df\u306b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306e\u5024\u3092\u4fdd\u6301\u3059\u308b\u306e\u3067\u3001\u3042\u308b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u5024\u3092\u5909\u66f4\u3057\u3066\u3082\u3001\u5225\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u5024\u306b\u306f\u5f71\u97ff\u3057\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. static\u5909\u6570\u306f\u3044\u3064\u4f7f\u3046\u3079\u304d\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. \u751f\u6210\u3055\u308c\u305f\u5168\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3067\u5171\u6709\u3057\u305f\u3044\u5024\u304c\u3042\u308b\u5834\u5408\u306b\u4f7f\u3044\u307e\u3059\u3002\u5178\u578b\u7684\u306a\u4f8b\u306f\u300c\u3053\u308c\u307e\u3067\u306b\u4f55\u500b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u4f5c\u3089\u308c\u305f\u304b\u300d\u3092\u6570\u3048\u308b\u30ab\u30a6\u30f3\u30bf\u3084\u3001\u5168\u4f53\u3067\u5171\u901a\u306e\u8a2d\u5b9a\u5024\u30fb\u5b9a\u6570\u306a\u3069\u3067\u3059\u3002\u500b\u4f53\u3054\u3068\u306b\u7570\u306a\u308b\u3079\u304d\u30c7\u30fc\u30bf\u306bstatic\u3092\u4ed8\u3051\u308b\u3068\u3001\u610f\u56f3\u305b\u305a\u5168\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u5024\u304c\u4e00\u7dd2\u306b\u5909\u308f\u3063\u3066\u3057\u307e\u3046\u30d0\u30b0\u306e\u539f\u56e0\u306b\u306a\u308b\u305f\u3081\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. NullPointerException\u304c\u8d77\u304d\u305f\u3089\u3001\u307e\u305a\u4f55\u3092\u78ba\u8a8d\u3059\u308c\u3070\u3044\u3044\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. \u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u884c\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u5909\u6570\u304c\u3001\u672c\u5f53\u306bnew\u3067\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u307e\u305a\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5909\u6570\u3092\u5ba3\u8a00\u3057\u305f\u3060\u3051\u3067\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\u3057\u5fd8\u308c\u3066\u3044\u308b\u3001\u3042\u308b\u3044\u306f\u30e1\u30bd\u30c3\u30c9\u306e\u623b\u308a\u5024\u304cnull\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u51e6\u7406\u3092\u3001null\u30c1\u30a7\u30c3\u30af\u305b\u305a\u306b\u305d\u306e\u307e\u307e\u4f7f\u3063\u3066\u3044\u308b\u3001\u3068\u3044\u3046\u306e\u304c\u5178\u578b\u7684\u306a\u539f\u56e0\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u81ea\u5206\u3067\u66f8\u304b\u306a\u304b\u3063\u305f\u5834\u5408\u3001\u3069\u3046\u306a\u308a\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30921\u3064\u3082\u5b9a\u7fa9\u3057\u306a\u304b\u3063\u305f\u5834\u5408\u3001Java\u304c\u81ea\u52d5\u7684\u306b\u5f15\u6570\u306a\u3057\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u7528\u610f\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u81ea\u5206\u30671\u3064\u3067\u3082\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u5b9a\u7fa9\u3059\u308b\u3068\u3001\u305d\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306f\u81ea\u52d5\u751f\u6210\u3055\u308c\u306a\u304f\u306a\u308b\u305f\u3081\u3001\u5f15\u6570\u306a\u3057\u3067\u751f\u6210\u3057\u305f\u3044\u5834\u5408\u306f\u6539\u3081\u3066\u81ea\u5206\u3067\u5b9a\u7fa9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u672a\u7d4c\u9a13\u3067\u3082\u3001Claude Code\u3067Java\u306e\u30b3\u30fc\u30c9\u3092\u7406\u89e3\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A. \u53ef\u80fd\u3067\u3059\u3002Claude Code\u306e\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u7248\u3092\u4f7f\u3048\u3070\u3001\u30bf\u30fc\u30df\u30ca\u30eb\u64cd\u4f5c\u306a\u3057\u3067\u30c1\u30e3\u30c3\u30c8\u753b\u9762\u304b\u3089Java\u306e\u30b3\u30fc\u30c9\u3092\u8cbc\u308a\u4ed8\u3051\u3001\u300c\u3053\u306e\u30b3\u30fc\u30c9\u3067\u4f55\u304c\u8d77\u304d\u3066\u3044\u308b\u304b\u8aac\u660e\u3057\u3066\u300d\u3068\u65e5\u672c\u8a9e\u3067\u8cea\u554f\u3067\u304d\u307e\u3059\u3002\u69cb\u6587\u3092\u6697\u8a18\u3057\u3066\u3044\u306a\u304f\u3066\u3082\u3001\u30b3\u30fc\u30c9\u306e\u610f\u5473\u3084\u8a2d\u8a08\u610f\u56f3\u3092\u7406\u89e3\u3057\u306a\u304c\u3089\u3001\u6280\u8853\u7684\u306a\u610f\u601d\u6c7a\u5b9a\u306b\u53c2\u52a0\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"\u30af\u30e9\u30b9\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u9055\u3044\u3092\u4e00\u8a00\u3067\u8a00\u3046\u3068\u3069\u3046\u306a\u308a\u307e\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"\u30af\u30e9\u30b9\u306f\u300c\u3069\u3093\u306a\u30c7\u30fc\u30bf\u3068\u51e6\u7406\u3092\u6301\u3064\u304b\u300d\u3092\u5b9a\u7fa9\u3057\u305f\u8a2d\u8a08\u56f3\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306f\u305d\u306e\u8a2d\u8a08\u56f3\u3092\u3082\u3068\u306b\u5b9f\u969b\u306b\u30e1\u30e2\u30ea\u4e0a\u306b\u4f5c\u3089\u308c\u305f\u5b9f\u4f53\u3067\u3059\u3002\u30af\u30e9\u30b9\u306f1\u3064\u3067\u3082\u3001\u305d\u3053\u304b\u3089\u8907\u6570\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u305d\u308c\u305e\u308c\u304c\u72ec\u7acb\u3057\u305f\u30c7\u30fc\u30bf\u3092\u6301\u3061\u307e\u3059\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3068\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u540c\u3058\u610f\u5473\u3067\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"\u307b\u307c\u540c\u3058\u610f\u5473\u3067\u4f7f\u308f\u308c\u307e\u3059\u304c\u3001\u30cb\u30e5\u30a2\u30f3\u30b9\u306b\u9055\u3044\u304c\u3042\u308a\u307e\u3059\u3002\u300c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u300d\u306f\u4e00\u822c\u7684\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u5185\u306e\u30e2\u30ce\u5168\u822c\u3092\u6307\u3059\u5e83\u3044\u8a00\u8449\u3067\u3001\u300c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u300d\u306f\u300c\u7279\u5b9a\u306e\u30af\u30e9\u30b9\u304b\u3089\u751f\u6210\u3055\u308c\u305f\u5b9f\u4f53\u3067\u3042\u308b\u300d\u3053\u3068\u3092\u5f37\u8abf\u3057\u305f\u3044\u3068\u304d\u306b\u4f7f\u308f\u308c\u308b\u8a00\u8449\u3067\u3059\u3002\u5b9f\u52d9\u4e0a\u306f\u540c\u3058\u3082\u306e\u3092\u6307\u3059\u3068\u8003\u3048\u3066\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"\u306a\u305c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3054\u3068\u306b\u72ec\u7acb\u3059\u308b\u306e\u3067\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"new\u3067\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\u3059\u308b\u305f\u3073\u306b\u3001Java\u304c\u305d\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5c02\u7528\u306e\u30e1\u30e2\u30ea\u9818\u57df\u3092\u65b0\u3057\u304f\u78ba\u4fdd\u3059\u308b\u305f\u3081\u3067\u3059\u3002\u5404\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u81ea\u5206\u5c02\u7528\u306e\u9818\u57df\u306b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306e\u5024\u3092\u4fdd\u6301\u3059\u308b\u306e\u3067\u3001\u3042\u308b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u5024\u3092\u5909\u66f4\u3057\u3066\u3082\u3001\u5225\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u5024\u306b\u306f\u5f71\u97ff\u3057\u307e\u305b\u3093\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"static\u5909\u6570\u306f\u3044\u3064\u4f7f\u3046\u3079\u304d\u3067\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"\u751f\u6210\u3055\u308c\u305f\u5168\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3067\u5171\u6709\u3057\u305f\u3044\u5024\u304c\u3042\u308b\u5834\u5408\u306b\u4f7f\u3044\u307e\u3059\u3002\u5178\u578b\u7684\u306a\u4f8b\u306f\u300c\u3053\u308c\u307e\u3067\u306b\u4f55\u500b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u4f5c\u3089\u308c\u305f\u304b\u300d\u3092\u6570\u3048\u308b\u30ab\u30a6\u30f3\u30bf\u3084\u3001\u5168\u4f53\u3067\u5171\u901a\u306e\u8a2d\u5b9a\u5024\u30fb\u5b9a\u6570\u306a\u3069\u3067\u3059\u3002\u500b\u4f53\u3054\u3068\u306b\u7570\u306a\u308b\u3079\u304d\u30c7\u30fc\u30bf\u306bstatic\u3092\u4ed8\u3051\u308b\u3068\u3001\u610f\u56f3\u305b\u305a\u5168\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u5024\u304c\u4e00\u7dd2\u306b\u5909\u308f\u3063\u3066\u3057\u307e\u3046\u30d0\u30b0\u306e\u539f\u56e0\u306b\u306a\u308b\u305f\u3081\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"NullPointerException\u304c\u8d77\u304d\u305f\u3089\u3001\u307e\u305a\u4f55\u3092\u78ba\u8a8d\u3059\u308c\u3070\u3044\u3044\u3067\u3059\u304b\uff1f\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u884c\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u5909\u6570\u304c\u3001\u672c\u5f53\u306bnew\u3067\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u307e\u305a\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5909\u6570\u3092\u5ba3\u8a00\u3057\u305f\u3060\u3051\u3067\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u751f\u6210\u3057\u5fd8\u308c\u3066\u3044\u308b\u3001\u3042\u308b\u3044\u306f\u30e1\u30bd\u30c3\u30c9\u306e\u623b\u308a\u5024\u304cnull\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u51e6\u7406\u3092\u3001null\u30c1\u30a7\u30c3\u30af\u305b\u305a\u306b\u305d\u306e\u307e\u307e\u4f7f\u3063\u3066\u3044\u308b\u3001\u3068\u3044\u3046\u306e\u304c\u5178\u578b\u7684\u306a\u539f\u56e0\u3067\u3059\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": 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\"\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30921\u3064\u3082\u5b9a\u7fa9\u3057\u306a\u304b\u3063\u305f\u5834\u5408\u3001Java\u304c\u81ea\u52d5\u7684\u306b\u5f15\u6570\u306a\u3057\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u7528\u610f\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u81ea\u5206\u30671\u3064\u3067\u3082\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u5b9a\u7fa9\u3059\u308b\u3068\u3001\u305d\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306f\u81ea\u52d5\u751f\u6210\u3055\u308c\u306a\u304f\u306a\u308b\u305f\u3081\u3001\u5f15\u6570\u306a\u3057\u3067\u751f\u6210\u3057\u305f\u3044\u5834\u5408\u306f\u6539\u3081\u3066\u81ea\u5206\u3067\u5b9a\u7fa9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u672a\u7d4c\u9a13\u3067\u3082\u3001Claude 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