{"id":1713,"date":"2026-04-11T13:25:55","date_gmt":"2026-04-11T13:25:55","guid":{"rendered":"https:\/\/www.viz-note.com\/ja\/common-erd-mistakes-senior-backend-developers\/"},"modified":"2026-04-11T13:25:55","modified_gmt":"2026-04-11T13:25:55","slug":"common-erd-mistakes-senior-backend-developers","status":"publish","type":"post","link":"https:\/\/www.viz-note.com\/ja\/common-erd-mistakes-senior-backend-developers\/","title":{"rendered":"\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\u3092\u8a2d\u8a08\u3059\u308b\u969b\u3001\u30b7\u30cb\u30a2\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u958b\u767a\u8005\u304c\u3088\u304f\u72af\u3059\u4e00\u822c\u7684\u306a\u8aa4\u308a"},"content":{"rendered":"<p>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\uff08ERD\uff09\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u8a2d\u8a08\u56f3\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u304c\u3069\u306e\u3088\u3046\u306b\u69cb\u9020\u5316\u3055\u308c\u3001\u683c\u7d0d\u3055\u308c\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5185\u3067\u63a5\u7d9a\u3055\u308c\u308b\u304b\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u30b7\u30cb\u30a2\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u958b\u767a\u8005\u306b\u3068\u3063\u3066\u3001\u5805\u7262\u306a\u30b9\u30ad\u30fc\u30de\u3092\u8a2d\u8a08\u3059\u308b\u80fd\u529b\u306f\u57fa\u672c\u7684\u306a\u30b9\u30ad\u30eb\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u7d4c\u9a13\u304c\u3042\u308b\u304b\u3089\u3068\u3044\u3063\u3066\u6cb9\u65ad\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u719f\u7df4\u3057\u305f\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3059\u3089\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u9577\u671f\u7684\u306a\u4fdd\u5b88\u6027\u3092\u640d\u306a\u3046\u7f60\u306b\u306f\u307e\u3063\u3066\u3057\u307e\u3046\u306e\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001ERD\u8a2d\u8a08\u30d5\u30a7\u30fc\u30ba\u3067\u3088\u304f\u906d\u9047\u3059\u308b\u843d\u3068\u3057\u7a74\u3092\u691c\u8a0e\u3057\u307e\u3059\u3002\u5177\u4f53\u7684\u306a\u6280\u8853\u7684\u8aa4\u308a\u3001\u305d\u306e\u7d50\u679c\u3001\u305d\u3057\u3066\u305d\u308c\u3089\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306e\u6226\u7565\u306b\u3064\u3044\u3066\u63a2\u6c42\u3057\u307e\u3059\u3002\u7126\u70b9\u306f\u7279\u5b9a\u306e\u30c4\u30fc\u30eb\u3084\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u306f\u306a\u304f\u3001\u57fa\u790e\u7684\u306a\u539f\u5247\u306b\u3042\u308a\u307e\u3059\u3002<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Kawaii cute vector infographic showing 12 common Entity Relationship Diagram mistakes senior backend developers make, including cardinality errors, premature optimization, ambiguous naming, missing audit fields, circular dependencies, wrong data types, lack of documentation, mixing logic with schema, ignoring scalability, communication gaps, security oversights, and skipping reviews, with pastel colors and simplified rounded shapes\" decoding=\"async\" src=\"https:\/\/www.viz-note.com\/wp-content\/uploads\/2026\/04\/erd-mistakes-senior-developers-kawaii-infographic.jpg\"\/><\/figure>\n<\/div>\n<h2>1. \u30ab\u30fc\u30c7\u30a3\u30ca\u30ea\u30c6\u30a3\u5236\u7d04\u3092\u8aa4\u89e3\u3059\u308b \ud83d\udd04<\/h2>\n<p>\u30ab\u30fc\u30c7\u30a3\u30ca\u30ea\u30c6\u30a3\u306f\u3001\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u9593\u306e\u6570\u7684\u95a2\u4fc2\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u95a2\u4fc2\u3092\u8aa4\u3063\u3066\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b\u3053\u3068\u306f\u3001\u304a\u305d\u3089\u304f\u30c7\u30fc\u30bf\u7570\u5e38\u306e\u6700\u3082\u4e00\u822c\u7684\u306a\u539f\u56e0\u3067\u3059\u3002\u30b7\u30cb\u30a2\u958b\u767a\u8005\u306f\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u3092\u6025\u3044\u3067\u3057\u307e\u3044\u3001\u95a2\u4fc2\u6027\u304c\u81ea\u660e\u3060\u3068\u4eee\u5b9a\u3057\u3066\u660e\u78ba\u306a\u691c\u8a3c\u3092\u884c\u308f\u305a\u306b\u9032\u3093\u3067\u3057\u307e\u3046\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>1\u5bfe1\u306e\u6df7\u4e71<\/h3>\n<p>1\u5bfe\u591a\u306e\u95a2\u4fc2\u304c\u3042\u308b\u306e\u306b1\u5bfe1\u3068\u4eee\u5b9a\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u640d\u5931\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u300c<strong>User<\/strong>&#8220;\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3068\u300c<strong>Profile<\/strong>&#8220;\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30681\u5bfe1\u3067\u30ea\u30f3\u30af\u3055\u308c\u3066\u3044\u308b\u304c\u3001\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u4e0a\u3001\u6642\u9593\u306e\u7d4c\u904e\u3068\u3068\u3082\u306b\u8907\u6570\u306e\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u304c\u8a31\u5bb9\u3055\u308c\u308b\u5834\u5408\u3001\u30b9\u30ad\u30fc\u30de\u306f\u53e4\u3044\u30c7\u30fc\u30bf\u306e\u524a\u9664\u3092\u5f37\u5236\u3059\u308b\u3002<\/p>\n<ul>\n<li><strong>\u5f71\u97ff\uff1a<\/strong>\u5c65\u6b74\u30c7\u30fc\u30bf\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u304f\u306a\u308b\u3002<\/li>\n<li><strong>\u4fee\u6b63\uff1a<\/strong>\u30c7\u30fc\u30bf\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u3092\u518d\u691c\u8a0e\u3059\u308b\u3002\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306f\u4ed6\u306e\u3082\u306e\u3068\u7f6e\u304d\u63db\u308f\u308b\u306e\u304b\u3001\u305d\u308c\u3068\u3082\u6c38\u7d9a\u3059\u308b\u306e\u304b\uff1f<\/li>\n<\/ul>\n<h3>\u591a\u5bfe\u591a\u306e\u898b\u843d\u3068\u3057<\/h3>\n<p>\u4e2d\u9593\u306e\u7d50\u5408\u30c6\u30fc\u30d6\u30eb\u3092\u8a2d\u3051\u305a\u3001\u8907\u6570\u306e\u5916\u90e8\u30ad\u30fc\u30672\u3064\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u76f4\u63a5\u30ea\u30f3\u30af\u3059\u308b\u3068\u3001\u5197\u9577\u6027\u304c\u751f\u3058\u307e\u3059\u3002\u591a\u5bfe\u591a\u306e\u95a2\u4fc2\u306b\u306f\u3001\u95a2\u9023\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>\u5f71\u97ff\uff1a<\/strong>\u30c7\u30fc\u30bf\u306e\u91cd\u8907\u3068\u66f4\u65b0\u7570\u5e38\u3002<\/li>\n<li><strong>\u4fee\u6b63\uff1a<\/strong>\u95a2\u4fc2\u3092\u89e3\u6d88\u3059\u308b\u305f\u3081\u306b\u3001\u7d50\u5408\u30c6\u30fc\u30d6\u30eb\u3092\u5c0e\u5165\u3059\u308b\u3002<\/li>\n<\/ul>\n<h2>2. \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5411\u4e0a\u306e\u305f\u3081\u306e\u65e9\u671f\u6700\u9069\u5316 \ud83d\ude80<\/h2>\n<p>\u30c7\u30fc\u30bf\u3092\u6975\u9650\u307e\u3067\u6b63\u898f\u5316\uff08\u7b2c\u4e09\u6b63\u898f\u5f62\uff09\u3059\u308b\u3053\u3068\u3067\u30b9\u30c8\u30ec\u30fc\u30b8\u3092\u6e1b\u3089\u3057\u305f\u3044\u3068\u3044\u3046\u8a98\u60d1\u304c\u3042\u308a\u307e\u3059\u3002\u9006\u306b\u3001\u8aad\u307f\u53d6\u308a\u3092\u9ad8\u901f\u5316\u3059\u308b\u305f\u3081\u306b\u65e9\u671f\u306b\u975e\u6b63\u898f\u5316\u3059\u308b\u958b\u767a\u8005\u3082\u3044\u307e\u3059\u3002\u4e21\u6975\u7aef\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001\u554f\u984c\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>\u904e\u5270\u306a\u6b63\u898f\u5316<\/h3>\n<p>\u4e9b\u7d30\u306a\u8a73\u7d30\u306e\u305f\u3081\u306b\u3042\u307e\u308a\u306b\u3082\u591a\u304f\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u7d50\u5408\u306e\u6570\u304c\u5897\u3048\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30af\u30a8\u30ea\u5b9f\u884c\u304c\u9045\u304f\u306a\u308a\u3001\u7279\u306b\u8ca0\u8377\u304c\u304b\u304b\u308b\u72b6\u6cc1\u3067\u9855\u8457\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u30b7\u30ca\u30ea\u30aa\uff1a<\/strong>\u30e6\u30fc\u30b6\u30fc\u8a18\u93321\u4ef6\u3042\u305f\u308a1\u56de\u3060\u3051\u5fc5\u8981\u306a\u4f4f\u6240\u3092\u3001\u5225\u30c6\u30fc\u30d6\u30eb\u306b\u683c\u7d0d\u3059\u308b\u5834\u5408\u3002<\/li>\n<li><strong>\u7d50\u679c\uff1a<\/strong>\u4fdd\u5b88\u30fb\u6700\u9069\u5316\u304c\u56f0\u96e3\u306a\u8907\u96d1\u306a\u30af\u30a8\u30ea\u3002<\/li>\n<\/ul>\n<h3>\u6b63\u898f\u5316\u4e0d\u8db3<\/h3>\n<p>\u7d50\u5408\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u30c6\u30fc\u30d6\u30eb\u9593\u3067\u30c7\u30fc\u30bf\u3092\u8907\u88fd\u3059\u308b\u3068\u3001\u4e00\u8cab\u6027\u306e\u6b20\u5982\u306e\u30ea\u30b9\u30af\u304c\u9ad8\u307e\u308a\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u304c\u540d\u524d\u3092\u5909\u66f4\u3057\u305f\u5834\u5408\u3001\u305d\u306e\u540d\u524d\u3092\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u3059\u3079\u3066\u306e\u30c6\u30fc\u30d6\u30eb\u3067\u66f4\u65b0\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002<\/p>\n<ul>\n<li><strong>\u30b7\u30ca\u30ea\u30aa\uff1a<\/strong>\u88fd\u54c1\u540d\u3092\u6ce8\u6587\u8a18\u9332\u306b\u76f4\u63a5\u57cb\u3081\u8fbc\u3080\u3002<\/li>\n<li><strong>\u7d50\u679c\uff1a<\/strong>\u5f8c\u3067\u88fd\u54c1\u8a73\u7d30\u304c\u5909\u66f4\u3055\u308c\u305f\u5834\u5408\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u306b\u554f\u984c\u304c\u751f\u3058\u308b\u3002<\/li>\n<\/ul>\n<h2>3. \u4e0d\u660e\u78ba\u306a\u547d\u540d\u898f\u5247 \ud83d\udcdd<\/h2>\n<p>\u660e\u78ba\u306a\u547d\u540d\u306f\u6587\u66f8\u5316\u3068\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u57fa\u76e4\u3067\u3059\u3002\u30c6\u30fc\u30d6\u30eb\u3084\u30ab\u30e9\u30e0\u540d\u304c\u66d6\u6627\u306a\u5834\u5408\u3001ERD\u306f\u5c06\u6765\u306e\u958b\u767a\u8005\u306b\u3068\u3063\u3066\u96e3\u89e3\u306a\u30d1\u30ba\u30eb\u306b\u306a\u308a\u307e\u3059\u3002\u30b7\u30cb\u30a2\u958b\u767a\u8005\u306f\u53b3\u683c\u306a\u57fa\u6e96\u3092\u9069\u7528\u3059\u3079\u304d\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>\u30c6\u30fc\u30d6\u30eb\u540d\uff1a<\/strong>\u8907\u6570\u5f62\u306e\u540d\u8a5e\u3092\u4f7f\u7528\u3059\u308b\uff08\u4f8b\uff1a<code>users<\/code> \u3067\u306f\u306a\u304f <code>user<\/code>).<\/li>\n<li><strong>\u5916\u90e8\u30ad\u30fc\uff1a<\/strong>\u4e00\u8cab\u3057\u305f\u540d\u524d\u3092\u4ed8\u3051\u308b\uff08\u4f8b\uff1a<code>user_id<\/code> \u3067\u306f\u306a\u304f <code>uid<\/code> \u307e\u305f\u306f <code>fk_user<\/code>).<\/li>\n<li><strong>\u8ad6\u7406\u578b\u30d5\u30a3\u30fc\u30eb\u30c9\uff1a<\/strong> \u306b\u63a5\u982d\u8f9e\u3068\u3057\u3066 <code>is_<\/code> \u307e\u305f\u306f <code>has_<\/code>\uff08\u4f8b\uff1a<code>is_active<\/code>).<\/li>\n<\/ul>\n<p>\u66d6\u6627\u3055\u306f\u3001\u958b\u767a\u8005\u304c\u9593\u9055\u3063\u305f\u30ab\u30e9\u30e0\u3092\u30af\u30a8\u30ea\u3057\u305f\u308a\u3001\u95a2\u4fc2\u304c\u5b58\u5728\u3057\u306a\u3044\u306e\u306b\u5b58\u5728\u3059\u308b\u3068\u4eee\u5b9a\u3057\u305f\u308a\u3059\u308b\u30a8\u30e9\u30fc\u3092\u5f15\u304d\u8d77\u3053\u3059\u3002<\/p>\n<h2>4. \u30bd\u30d5\u30c8\u30c7\u30ea\u30fc\u30c8\u3068\u76e3\u67fb\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u7121\u8996 \u23f3<\/h2>\n<p>\u30cf\u30fc\u30c9\u30c7\u30ea\u30fc\u30c8\u306f\u30c7\u30fc\u30bf\u3092\u6c38\u7d9a\u7684\u306b\u524a\u9664\u3057\u307e\u3059\u3002\u591a\u304f\u306e\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u3053\u308c\u306f\u671b\u307e\u3057\u304f\u3042\u308a\u307e\u305b\u3093\u3002\u4e0a\u7d1a\u306e\u8a2d\u8a08\u3067\u306f\u3001\u30bd\u30d5\u30c8\u30c7\u30ea\u30fc\u30c8\uff08\u30ec\u30b3\u30fc\u30c9\u3092\u524a\u9664\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u975e\u30a2\u30af\u30c6\u30a3\u30d6\u3068\u3057\u3066\u30de\u30fc\u30af\u3059\u308b\uff09\u3092\u8003\u616e\u3059\u3079\u304d\u3067\u3059\u3002<\/p>\n<h3>\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u306e\u6b20\u843d<\/h3>\n<p>\u3059\u3079\u3066\u306e\u30c6\u30fc\u30d6\u30eb\u306f\u3001\u884c\u304c\u4f5c\u6210\u3055\u308c\u305f\u65e5\u6642\u3068\u6700\u7d42\u66f4\u65b0\u65e5\u6642\u3092\u8a18\u9332\u3059\u3079\u304d\u3067\u3059\u3002<code>created_at<\/code> \u304a\u3088\u3073 <code>updated_at<\/code>\u30ab\u30e9\u30e0\u304c\u306a\u3044\u3068\u3001\u30c7\u30fc\u30bf\u5c65\u6b74\u306e\u30c7\u30d0\u30c3\u30b0\u306f\u307b\u307c\u4e0d\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>\u30bd\u30d5\u30c8\u30c7\u30ea\u30fc\u30c8\u30d5\u30e9\u30b0\u306e\u7121\u8996<\/h3>\n<p>\u3053\u306e\u3088\u3046\u306a\u30d5\u30e9\u30b0\u304c\u306a\u3051\u308c\u3070\u3001<code>deleted_at<\/code>\u30ec\u30b3\u30fc\u30c9\u3092\u524a\u9664\u3059\u308b\u3068\u3001\u305d\u308c\u4f9d\u5b58\u3059\u308b\u3059\u3079\u3066\u306e\u5c65\u6b74\u30ec\u30dd\u30fc\u30c8\u306b\u5f71\u97ff\u304c\u53ca\u3073\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u76e3\u67fb\u30ed\u30b0\u304c\u7834\u58ca\u3055\u308c\u3001\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u8981\u4ef6\u3092\u6e80\u305f\u305b\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2>5. \u5186\u74b0\u4f9d\u5b58\u95a2\u4fc2\u3068\u81ea\u5df1\u53c2\u7167 \ud83d\udd01<\/h2>\n<p>\u8907\u96d1\u306a\u968e\u5c64\u69cb\u9020\u306f\u3057\u3070\u3057\u3070\u5186\u74b0\u306e\u5916\u90e8\u30ad\u30fc\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30c6\u30fc\u30d6\u30ebA\u304c\u30c6\u30fc\u30d6\u30ebB\u3092\u53c2\u7167\u3057\u3001\u30c6\u30fc\u30d6\u30ebB\u304c\u30c6\u30fc\u30d6\u30ebA\u3092\u53c2\u7167\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u5faa\u74b0\u304c\u751f\u3058\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u554f\u984c\u70b9\uff1a<\/strong>\u3053\u308c\u306b\u3088\u308a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u521d\u671f\u5316\u304c\u59a8\u3052\u3089\u308c\u305f\u308a\u3001\u518d\u5e30\u30af\u30a8\u30ea\u4e2d\u306b\u7121\u9650\u30eb\u30fc\u30d7\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u81ea\u5df1\u53c2\u7167\uff1a<\/strong> \u30c6\u30fc\u30d6\u30eb\u304c\u81ea\u5206\u81ea\u8eab\u3092\u53c2\u7167\u3059\u308b\u5834\u5408\uff08\u4f8b\uff1a<code>employees<\/code> \u304c <code>manager_id<\/code> \u540c\u3058\u30c6\u30fc\u30d6\u30eb\u5185\u306b\u5b58\u5728\u3059\u308b\uff09\u306f\u3001\u614e\u91cd\u306a\u5236\u7d04\u7ba1\u7406\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u69cb\u9020\u3092\u8a2d\u8a08\u3059\u308b\u969b\u306f\u3001\u5c11\u306a\u304f\u3068\u3082\u4e00\u65b9\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u304c\u4ed6\u65b9\u306a\u3057\u3067\u72ec\u7acb\u3057\u3066\u5b58\u5728\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>6. \u30c7\u30fc\u30bf\u578b\u3068\u7cbe\u5ea6\u30a8\u30e9\u30fc \ud83d\udccf<\/p>\n<p>\u4e0d\u9069\u5207\u306a\u30c7\u30fc\u30bf\u578b\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u306f\u3001\u5fae\u5999\u3060\u304c\u91cd\u8981\u306a\u30df\u30b9\u3067\u3059\u3002\u30b9\u30c8\u30ec\u30fc\u30b8\u30b5\u30a4\u30ba\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u8a08\u7b97\u306e\u6b63\u78ba\u6027\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002<\/p>\n<h3>Float \u3068 Decimal<\/h3>\n<p>\u901a\u8ca8\u306b\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u306f\u53e4\u5178\u7684\u306a\u8aa4\u308a\u3067\u3059\u3002\u6d6e\u52d5\u5c0f\u6570\u70b9\u6f14\u7b97\u306f\u3001\u91d1\u878d\u6587\u8108\u3067\u306f\u8a31\u3055\u308c\u306a\u3044\u4e38\u3081\u8aa4\u5dee\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u63a8\u5968\u4e8b\u9805\uff1a<\/strong> \u901a\u8ca8\u306b\u306f\u56fa\u5b9a\u5c0f\u6570\u70b9\u306eDecimal\u578b\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<h3>\u6587\u5b57\u5217\u9577\u306e\u5236\u9650<\/h3>\n<p>\u30ab\u30e9\u30e0\u3092 \u306b\u8a2d\u5b9a\u3059\u308b<code>VARCHAR(255)<\/code> \u306b\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u8a2d\u5b9a\u3059\u308b\u3068\u5b89\u5168\u306b\u601d\u3048\u308b\u304c\u3001\u5b9f\u969b\u306e\u30c7\u30fc\u30bf\u304c\u77ed\u3044\u5834\u5408\u3001\u7121\u99c4\u306a\u30b9\u30da\u30fc\u30b9\u3092\u6d88\u8cbb\u3059\u308b\u3002\u9006\u306b\u3001<code>VARCHAR(50)<\/code> \u3067\u306f\u3001\u73fe\u4ee3\u306e\u30e6\u30fc\u30b6\u30fc\u540d\u3084\u4f4f\u6240\u306b\u306f\u77ed\u3059\u304e\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/p>\n<ul>\n<li><strong>\u63a8\u5968\u4e8b\u9805\uff1a<\/strong> \u5236\u9650\u3092\u8a2d\u5b9a\u3059\u308b\u524d\u306b\u3001\u5b9f\u969b\u306e\u30c7\u30fc\u30bf\u8981\u4ef6\u3092\u5206\u6790\u3059\u308b\u3002<\/li>\n<\/ul>\n<h2>7. \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5316\u3068\u30b3\u30e1\u30f3\u30c8\u306e\u4e0d\u8db3 \ud83d\udcc4<\/h2>\n<p>ERD\u306f\u52d5\u7684\u306a\u6587\u66f8\u3067\u3042\u308b\u3002\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092\u8aac\u660e\u3059\u308b\u30b3\u30e1\u30f3\u30c8\u304c\u306a\u3051\u308c\u3070\u3001\u56f3\u306f\u6642\u9593\u3068\u3068\u3082\u306b\u4fa1\u5024\u3092\u5931\u3046\u3002\u30b7\u30cb\u30a2\u958b\u767a\u8005\u306f\u660e\u3089\u304b\u3067\u306a\u3044\u5236\u7d04\u3092\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5316\u3059\u3079\u304d\u3067\u3042\u308b\u3002<\/p>\n<ul>\n<li><strong>\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\uff1a<\/strong> \u306a\u305c\u95a2\u4fc2\u304c\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u3042\u308b\u304b\u3092\u8aac\u660e\u3059\u308b\u3002<\/li>\n<li><strong>\u5236\u7d04\uff1a<\/strong> \u30e6\u30cb\u30fc\u30af\u5236\u7d04\u3068\u30c1\u30a7\u30c3\u30af\u5236\u7d04\u3092\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5316\u3059\u308b\u3002<\/li>\n<li><strong>\u9032\u5316\uff1a<\/strong> \u5c06\u6765\u306e\u53c2\u7167\u306e\u305f\u3081\u306b\u3001\u7279\u5b9a\u306e\u8a2d\u8a08\u6c7a\u5b9a\u304c\u306a\u3055\u308c\u305f\u7406\u7531\u3092\u30e1\u30e2\u3059\u308b\u3002<\/li>\n<\/ul>\n<h2>8. \u30c9\u30e1\u30a4\u30f3\u30ed\u30b8\u30c3\u30af\u3068\u30b9\u30ad\u30fc\u30de\u8a2d\u8a08\u306e\u6df7\u540c \ud83e\udde0<\/h2>\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30ad\u30fc\u30de\u306f\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3059\u308b\u3082\u306e\u3067\u3042\u308a\u3001\u30ed\u30b8\u30c3\u30af\u3092\u4fdd\u5b58\u3059\u308b\u3082\u306e\u3067\u306f\u306a\u3044\u3002\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u3092\u30c8\u30ea\u30ac\u30fc\u307e\u305f\u306f\u30b9\u30c8\u30a2\u30c9\u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306a\u3069\u3092\u901a\u3058\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5c64\u306b\u76f4\u63a5\u57cb\u3081\u8fbc\u3080\u3068\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u79fb\u884c\u3084\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u304c\u96e3\u3057\u304f\u306a\u308b\u3002<\/p>\n<ul>\n<li><strong>\u60aa\u3044\u7fd2\u6163\uff1a<\/strong> \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u3067\u691c\u8a3c\u30ed\u30b8\u30c3\u30af\u3092\u5f37\u5236\u3059\u308b\u3002<\/li>\n<li><strong>\u826f\u3044\u7fd2\u6163\uff1a<\/strong> \u30b9\u30ad\u30fc\u30de\u3092\u30b7\u30f3\u30d7\u30eb\u306b\u4fdd\u3061\u3001\u30ed\u30b8\u30c3\u30af\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u306b\u79fb\u52d5\u3059\u308b\u3002<\/li>\n<\/ul>\n<p>\u3053\u306e\u5206\u96e2\u306b\u3088\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b3\u30fc\u30c9\u304c\u5909\u66f4\u3055\u308c\u3066\u3082\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u5b89\u5b9a\u3057\u305f\u307e\u307e\u306b\u306a\u308b\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u308b\u3002<\/p>\n<h2>9. \u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3068\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30cb\u30f3\u30b0\u3092\u7121\u8996\u3059\u308b \ud83d\udcc8<\/h2>\n<p>\u5c0f\u3055\u306a\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3067\u6a5f\u80fd\u3059\u308b\u8a2d\u8a08\u306f\u3001\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3059\u308b\u3068\u3057\u3070\u3057\u3070\u5931\u6557\u3059\u308b\u3002\u30b7\u30cb\u30a2\u958b\u767a\u8005\u306f\u6210\u9577\u3092\u4e88\u6e2c\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<\/p>\n<ul>\n<li><strong>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u4f5c\u6210\uff1a<\/strong> \u691c\u7d22\u3084\u7d50\u5408\u64cd\u4f5c\u3067\u4f7f\u7528\u3055\u308c\u308b\u30ab\u30e9\u30e0\u7528\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u8a08\u753b\u3059\u308b\u3002<\/li>\n<li><strong>\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30cb\u30f3\u30b0\uff1a<\/strong> \u30c6\u30fc\u30d6\u30eb\u304c\u6570\u5341\u5104\u884c\u306b\u9054\u3057\u305f\u5834\u5408\u3001\u3069\u306e\u3088\u3046\u306b\u5206\u5272\u3055\u308c\u308b\u304b\u3092\u691c\u8a0e\u3059\u308b\u3002<\/li>\n<li><strong>\u30b7\u30e3\u30fc\u30c7\u30a3\u30f3\u30b0\uff1a<\/strong> \u8907\u6570\u306e\u30b5\u30fc\u30d0\u30fc\u306b\u308f\u305f\u3063\u3066\u30c7\u30fc\u30bf\u3092\u30b7\u30e3\u30fc\u30c7\u30a3\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b\u3069\u306e\u30ad\u30fc\u304c\u4f7f\u7528\u3055\u308c\u308b\u304b\u3092\u7406\u89e3\u3059\u308b\u3002<\/li>\n<\/ul>\n<h2>\u6bd4\u8f03\uff1a\u4e00\u822c\u7684\u306a\u843d\u3068\u3057\u7a74\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u9818\u57df<\/th>\n<th>\u4e00\u822c\u7684\u306a\u30df\u30b9 \u274c<\/th>\n<th>\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9 \u2705<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u95a2\u4fc2\u6027<\/strong><\/td>\n<td>\u8a3c\u62e0\u306a\u3057\u306b1:1\u3068\u4eee\u5b9a\u3059\u308b<\/td>\n<td>\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6\u306b\u57fa\u3065\u3044\u3066\u57fa\u6570\u3092\u691c\u8a3c\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/strong><\/td>\n<td>\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u305f\u3081\u306e\u904e\u5270\u306a\u6b63\u898f\u5316<\/td>\n<td>\u6b63\u898f\u5316\u3068\u30af\u30a8\u30ea\u306e\u30cb\u30fc\u30ba\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u53d6\u308b<\/td>\n<\/tr>\n<tr>\n<td><strong>\u540d\u524d<\/strong><\/td>\n<td>\u77ed\u304f\u66d6\u6627\u306a\u5225\u540d<\/td>\n<td>\u8aac\u660e\u7684\u3067\u4e00\u8cab\u6027\u306e\u3042\u308b\u547d\u540d\u898f\u5247<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5c65\u6b74<\/strong><\/td>\n<td>\u30cf\u30fc\u30c9\u524a\u9664\u306e\u307f<\/td>\n<td>\u30bd\u30d5\u30c8\u524a\u9664\u3068\u76e3\u67fb\u30ed\u30b0\u3092\u5b9f\u88c5\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td><strong>\u91d1\u984d<\/strong><\/td>\n<td>Float\/Double\u306e\u4f7f\u7528<\/td>\n<td>Decimal\/\u56fa\u5b9a\u5c0f\u6570\u70b9\u578b\u3092\u4f7f\u7528\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30ed\u30b8\u30c3\u30af<\/strong><\/td>\n<td>\u691c\u8a3c\u7528\u306e\u30c8\u30ea\u30ac\u30fc<\/td>\n<td>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ec\u30d9\u30eb\u306e\u691c\u8a3c<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6210\u9577<\/strong><\/td>\n<td>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u6226\u7565\u306a\u3057<\/td>\n<td>\u65e9\u671f\u306b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3068\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30cb\u30f3\u30b0\u3092\u8a08\u753b\u3059\u308b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>10. \u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u30c1\u30fc\u30e0\u3068\u306e\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30ae\u30e3\u30c3\u30d7 \ud83e\udd1d<\/h2>\n<p>\u30b9\u30ad\u30fc\u30de\u306f\u771f\u7a7a\u72b6\u614b\u3067\u69cb\u7bc9\u3055\u308c\u308b\u3082\u306e\u3067\u306f\u306a\u3044\u3002\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u5229\u7528\u3059\u308bAPI\u5951\u7d04\u3092\u6e80\u305f\u3059\u5fc5\u8981\u304c\u3042\u308b\u3002ERD\u3068API\u30ec\u30b9\u30dd\u30f3\u30b9\u69cb\u9020\u306e\u4e0d\u4e00\u81f4\u306f\u6469\u64e6\u3092\u751f\u3058\u308b\u3002<\/p>\n<ul>\n<li><strong>\u540d\u524d\u885d\u7a81\uff1a<\/strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30ab\u30e9\u30e0\u306f\u3057\u3070\u3057\u3070snake_case\u3092\u4f7f\u7528\u3059\u308b\u304c\u3001API\u306fcamelCase\u3092\u4f7f\u7528\u3059\u308b\u3002\u660e\u78ba\u306a\u30de\u30c3\u30d4\u30f3\u30b0\u6226\u7565\u3092\u78ba\u4fdd\u3059\u308b\u3002<\/li>\n<li><strong>\u30c7\u30fc\u30bf\u306e\u9732\u51fa\uff1a<\/strong> \u5185\u90e8ID\uff08\u4f8b\uff1a\uff09\u3092\u516c\u958bAPI\u306b\u9732\u51fa\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u304c\u61f8\u5ff5\u3055\u308c\u308b\u5834\u5408\u306f\u3001\u4e0d\u900f\u660e\u306a\u8b58\u5225\u5b50\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<code>user_id<\/code> \u5fc5\u8981\u3067\u306a\u3044\u9650\u308a\u3001\u516c\u958bAPI\u306b\u9732\u51fa\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u304c\u61f8\u5ff5\u3055\u308c\u308b\u5834\u5408\u306f\u3001\u4e0d\u900f\u660e\u306a\u8b58\u5225\u5b50\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong>\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\uff1a<\/strong> \u30b9\u30ad\u30fc\u30de\u306e\u79fb\u884c\u3092\u8a08\u753b\u3057\u3066\u304f\u3060\u3055\u3044\u3002ERD\u306e\u5909\u66f4\u306f\u3001\u65e2\u5b58\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u7834\u58ca\u3057\u3066\u306f\u3044\u3051\u307e\u305b\u3093\u3002<\/li>\n<\/ul>\n<h2>11. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u95a2\u3059\u308b\u8003\u616e\u4e8b\u9805 \ud83d\udd12<\/h2>\n<p>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u3001ERD\u8a2d\u8a08\u306b\u304a\u3044\u3066\u3057\u3070\u3057\u3070\u5f8c\u56de\u3057\u306b\u3055\u308c\u308b\u3082\u306e\u3067\u3059\u3002\u6a5f\u5bc6\u30c7\u30fc\u30bf\u306b\u306f\u7279\u5225\u306a\u53d6\u308a\u6271\u3044\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<h3>PII\u3068\u6697\u53f7\u5316<\/h3>\n<p>\u500b\u4eba\u3092\u7279\u5b9a\u3067\u304d\u308b\u60c5\u5831\uff08PII\uff09\u306f\u3001\u30b9\u30ad\u30fc\u30de\u5185\u3067\u660e\u78ba\u306b\u7279\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3001\u96fb\u8a71\u756a\u53f7\u3001\u4f4f\u6240\u3092\u542b\u3080\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u3001\u6697\u53f7\u5316\u307e\u305f\u306f\u30cf\u30c3\u30b7\u30e5\u5316\u306e\u5bfe\u8c61\u3068\u3057\u3066\u30de\u30fc\u30af\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>\u30a2\u30af\u30bb\u30b9\u5236\u5fa1<\/h3>\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u884c\u30ec\u30d9\u30eb\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u51e6\u7406\u3057\u3066\u3044\u308b\u3068\u306f\u3044\u3048\u3001\u30b9\u30ad\u30fc\u30de\u306f\u305d\u308c\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u3079\u304d\u3067\u3059\u3002\u30de\u30eb\u30c1\u30c6\u30ca\u30f3\u30c8\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u30c6\u30ca\u30f3\u30c8\u306e\u5206\u96e2\u3084\u30ed\u30fc\u30eb\u30d9\u30fc\u30b9\u306e\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u3092\u53ef\u80fd\u306b\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u3092\u8a2d\u8a08\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>12. \u30d2\u30e5\u30fc\u30de\u30f3\u30a8\u30ec\u30e1\u30f3\u30c8\uff1a\u30ec\u30d3\u30e5\u30fc\u3068\u5354\u50cd \ud83d\udc65<\/h2>\n<p>\u6700\u3082\u512a\u308c\u305f\u30c7\u30b6\u30a4\u30ca\u30fc\u3067\u3082\u898b\u843d\u3068\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u540c\u50da\u306b\u3088\u308b\u30ec\u30d3\u30e5\u30fc\u306f\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u65b0\u3057\u3044\u76ee\u3067\u898b\u308b\u3053\u3068\u3067\u3001\u5143\u306e\u4f5c\u6210\u8005\u304c\u898b\u9003\u3057\u305f\u5faa\u74b0\u4f9d\u5b58\u3084\u540d\u524d\u885d\u7a81\u306b\u6c17\u3065\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u8a2d\u8a08\u30ec\u30d3\u30e5\u30fc\uff1a<\/strong> ERD\u3092\u4e00\u884c\u305a\u3064\u4e01\u5be7\u306b\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306e\u4f1a\u8b70\u3092\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong>\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u304b\u3089\u306e\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\uff1a<\/strong> \u30c9\u30e1\u30a4\u30f3\u30a8\u30ad\u30b9\u30d1\u30fc\u30c8\u304c\u30c7\u30fc\u30bf\u30e2\u30c7\u30eb\u304c\u73fe\u5b9f\u306e\u30d7\u30ed\u30bb\u30b9\u3068\u4e00\u81f4\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong>\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\uff1a<\/strong> \u56f3\u9762\u3092\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u3068\u5e38\u306b\u6700\u65b0\u306e\u72b6\u614b\u306b\u4fdd\u3064\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<h2>\u4e3b\u306a\u6559\u8a13\u306e\u8981\u7d04 \ud83d\udccc<\/h2>\n<ul>\n<li><strong>\u57fa\u6570\u306e\u691c\u8a3c\uff1a<\/strong> \u95a2\u4fc2\u6027\u3092\u52dd\u624b\u306b\u4eee\u5b9a\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u30d3\u30b8\u30cd\u30b9\u30eb\u30fc\u30eb\u306b\u57fa\u3065\u3044\u3066\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong>\u6b63\u898f\u5316\u306e\u30d0\u30e9\u30f3\u30b9\uff1a<\/strong> \u30b9\u30c8\u30ec\u30fc\u30b8\u3068\u30af\u30a8\u30ea\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u4e21\u65b9\u3092\u6700\u9069\u5316\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong>\u547d\u540d\u898f\u5247\u306e\u7d71\u4e00\uff1a<\/strong> \u30b9\u30ad\u30fc\u30de\u5168\u4f53\u3067\u660e\u78ba\u3067\u4e00\u8cab\u3057\u305f\u547d\u540d\u898f\u5247\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong>\u5c65\u6b74\u306e\u7ba1\u7406\u3092\u8a08\u753b\u3059\u308b\uff1a<\/strong> \u30bd\u30d5\u30c8\u30c7\u30ea\u30fc\u30c8\u3068\u76e3\u67fb\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u3092\u5b9f\u88c5\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong>\u30c7\u30fc\u30bf\u578b\u306e\u9078\u5b9a\u306b\u306f\u6ce8\u610f\u3092\u6255\u3046\uff1a<\/strong> 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