{"id":894,"date":"2026-03-24T00:47:22","date_gmt":"2026-03-24T00:47:22","guid":{"rendered":"https:\/\/www.visualize-ai.com\/ja\/why-start-with-context-diagram\/"},"modified":"2026-03-24T00:47:22","modified_gmt":"2026-03-24T00:47:22","slug":"why-start-with-context-diagram","status":"publish","type":"post","link":"https:\/\/www.visualize-ai.com\/ja\/why-start-with-context-diagram\/","title":{"rendered":"DFD\u30ac\u30a4\u30c9\uff1a\u306a\u305c\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u304b\u3089\u59cb\u3081\u308b\u306e\u304b\uff1f"},"content":{"rendered":"
\n
\"Child-style<\/figure>\n<\/div>\n

\u660e\u78ba\u306a\u5730\u56f3\u306a\u3057\u306b\u8907\u96d1\u306a\u30b7\u30b9\u30c6\u30e0\u3092\u69cb\u7bc9\u3059\u308b\u3053\u3068\u306f\u3001\u30b3\u30f3\u30d1\u30b9\u306a\u3057\u3067\u6fc3\u5bc6\u306a\u68ee\u3092\u6b69\u304f\u3088\u3046\u306a\u3082\u306e\u3067\u3042\u308b\u3002\u30b7\u30b9\u30c6\u30e0\u5206\u6790\u3068\u8a2d\u8a08\u306e\u4e16\u754c\u306b\u304a\u3044\u3066\u3001\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u306f\u305d\u306e\u4e0d\u53ef\u6b20\u306a\u30b3\u30f3\u30d1\u30b9\u306e\u5f79\u5272\u3092\u679c\u305f\u3059\u3002\u3053\u308c\u306f\u3001\u3059\u3079\u3066\u306e\u8a73\u7d30\u306a\u30c7\u30fc\u30bf\u30e2\u30c7\u30ea\u30f3\u30b0\u304c\u57fa\u76e4\u3092\u7f6e\u304f\u57fa\u672c\u7684\u306a\u5c64\u3067\u3042\u308b\u3002\u5185\u90e8\u30d7\u30ed\u30bb\u30b9\u306e\u8907\u96d1\u306a\u30e1\u30ab\u30cb\u30ba\u30e0\u306b\u98db\u3073\u8fbc\u3080\u524d\u306b\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5883\u754c\u3068\u5916\u90e8\u3068\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u660e\u78ba\u306b\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002\u3053\u306e\u9ad8\u30ec\u30d9\u30eb\u306e\u8996\u70b9\u306f\u3001\u660e\u78ba\u3055\u3092\u63d0\u4f9b\u3057\u3001\u671f\u5f85\u3092\u4e00\u81f4\u3055\u305b\u3001\u6b63\u78ba\u306a\u8981\u4ef6\u53ce\u96c6\u306e\u571f\u53f0\u3092\u6574\u3048\u308b\u3002<\/p>\n

\u591a\u304f\u306e\u30c1\u30fc\u30e0\u306f\u3001\u5883\u754c\u3092\u5b9a\u7fa9\u3059\u308b\u305f\u3081\u306e\u505c\u6b62\u3092\u305b\u305a\u306b\u3001\u8a73\u7d30\u306a\u30d7\u30ed\u30bb\u30b9\u30de\u30c3\u30d4\u30f3\u30b0\u306b\u6025\u3044\u3067\u3044\u308b\u3002\u3053\u306e\u898b\u843d\u3068\u3057\u306f\u3001\u30b9\u30b3\u30fc\u30d7\u30af\u30ea\u30fc\u30d7\u3001\u8aa4\u89e3\u3001\u958b\u767a\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u306e\u5f8c\u534a\u3067\u5927\u304d\u306a\u518d\u4f5c\u696d\u3092\u5f15\u304d\u8d77\u3053\u3059\u3053\u3068\u304c\u591a\u3044\u3002\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u304b\u3089\u59cb\u3081\u308b\u3053\u3068\u3067\u3001\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u9593\u3067\u5171\u6709\u3055\u308c\u305f\u8a8d\u77e5\u30e2\u30c7\u30eb\u3092\u78ba\u7acb\u3067\u304d\u308b\u3002\u3053\u306e\u6587\u66f8\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u4f55\u3092\u884c\u3046\u304b\u3001\u305d\u3057\u3066\u4f55\u3092\u884c\u308f\u306a\u3044\u304b\u3068\u3044\u3046\u70b9\u306b\u304a\u3044\u3066\u3001\u552f\u4e00\u306e\u771f\u5b9f\u306e\u6e90\u3068\u306a\u308b\u3002<\/p>\n

\u5883\u754c\u306e\u5b9a\u7fa9 \ud83d\uded1<\/h2>\n

\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u306f\u3001\u3057\u3070\u3057\u3070\u30ec\u30d9\u30eb0\u306e\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\uff08DFD\uff09\u3068\u547c\u3070\u308c\u308b\u3002\u3053\u308c\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u3092\u5358\u4e00\u306e\u30d7\u30ed\u30bb\u30b9\u3068\u3057\u3066\u8868\u73fe\u3059\u308b\u3002\u30b7\u30b9\u30c6\u30e0\u3092\u305d\u306e\u74b0\u5883\u304b\u3089\u5206\u96e2\u3057\u3001\u30c7\u30fc\u30bf\u304c\u3069\u306e\u3088\u3046\u306b\u5165\u529b\u3055\u308c\u3001\u51fa\u529b\u3055\u308c\u308b\u304b\u3092\u793a\u3059\u3002\u30b7\u30b9\u30c6\u30e0\u3092\u30d6\u30e9\u30c3\u30af\u30dc\u30c3\u30af\u30b9\u3068\u3057\u3066\u8003\u3048\u308b\u3002\u5185\u90e8\u3067\u30ae\u30a2\u304c\u56de\u8ee2\u3057\u3066\u3044\u308b\u69d8\u5b50\u3092\u898b\u308b\u5fc5\u8981\u306f\u306a\u3044\u3002\u5165\u529b\u3068\u51fa\u529b\u304c\u4f55\u3067\u3042\u308b\u304b\u3092\u77e5\u308c\u3070\u5341\u5206\u3067\u3042\u308b\u3002<\/p>\n

\u3053\u306e\u62bd\u8c61\u5316\u306f\u5f37\u529b\u3067\u3042\u308b\u3002\u30a2\u30ca\u30ea\u30b9\u30c8\u3084\u958b\u767a\u8005\u304c\u3001\u30b3\u30fc\u30c9\u306b\u3059\u3050\u306b\u53d6\u308a\u8fbc\u307e\u308c\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u53d6\u308a\u5dfb\u304f\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306b\u6ce8\u76ee\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3002\u3053\u306e\u56f3\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u3068\u5916\u90e8\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3068\u306e\u9593\u306e\u91cd\u8981\u306a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u5f37\u8abf\u3059\u308b\u3002\u3053\u308c\u3089\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306f\u3001\u4eba\u3001\u90e8\u9580\u3001\u307e\u305f\u306f\u4ed6\u306e\u30b7\u30b9\u30c6\u30e0\u3092\u8868\u3057\u3001\u3042\u306a\u305f\u306e\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3068\u3084\u308a\u53d6\u308a\u3059\u308b\u3002<\/p>\n

\u3053\u306e\u5883\u754c\u306e\u5b9a\u7fa9\u304c\u306a\u3051\u308c\u3070\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30c1\u30fc\u30e0\u306f\u610f\u56f3\u3057\u305f\u7bc4\u56f2\u5916\u306e\u6a5f\u80fd\u3092\u69cb\u7bc9\u3059\u308b\u30ea\u30b9\u30af\u304c\u3042\u308b\u3002\u305f\u3068\u3048\u3070\u3001\u8981\u4ef6\u304c\u9867\u5ba2\u5411\u3051\u306e\u5206\u6790\u306b\u9650\u5b9a\u3055\u308c\u3066\u3044\u308b\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u30c1\u30fc\u30e0\u304c\u5185\u90e8\u5229\u7528\u306e\u30ec\u30dd\u30fc\u30c8\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u69cb\u7bc9\u3057\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u306f\u3001\u8ad6\u7406\u7684\u306a\u30b3\u30fc\u30c9\u304c1\u884c\u3082\u66f8\u304b\u308c\u308b\u524d\u306b\u3001\u30d3\u30b8\u30cd\u30b9\u62c5\u5f53\u8005\u3068\u8996\u899a\u7684\u306b\u30b9\u30b3\u30fc\u30d7\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3001\u3053\u306e\u30ba\u30ec\u3092\u9632\u3050\u3002<\/p>\n

\u521d\u671f\u30d3\u30e5\u30fc\u306e\u6226\u7565\u7684\u4fa1\u5024 \ud83e\udde0<\/h2>\n

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1. \u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u306e\u6574\u5408 \ud83e\udd1d<\/h3>\n

\u30d3\u30b8\u30cd\u30b9\u30a2\u30ca\u30ea\u30b9\u30c8\u3001\u958b\u767a\u8005\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u3057\u3070\u3057\u3070\u7570\u306a\u308b\u8a00\u8a9e\u3092\u8a71\u3059\u3002\u958b\u767a\u8005\u306f\u8ad6\u7406\u3068\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u8003\u3048\u3001\u30d3\u30b8\u30cd\u30b9\u62c5\u5f53\u8005\u306f\u6210\u679c\u3068\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3067\u8003\u3048\u308b\u3002\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u306f\u3053\u306e\u30ae\u30e3\u30c3\u30d7\u3092\u57cb\u3081\u308b\u3002\u696d\u754c\u3067\u666e\u904d\u7684\u306b\u7406\u89e3\u3055\u308c\u308b\u30b7\u30f3\u30d7\u30eb\u306a\u8a18\u53f7\u3092\u4f7f\u7528\u3059\u308b\u3002\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u304c\u56f3\u4e0a\u306e\u77e2\u5370\u3092\u6307\u3059\u3068\u3001\u8ab0\u3082\u304c\u305d\u308c\u304c\u30c7\u30fc\u30bf\u306e\u79fb\u52d5\u3092\u8868\u3057\u3066\u3044\u308b\u3068\u7406\u89e3\u3059\u308b\u3002\u3053\u306e\u8996\u899a\u7684\u306a\u5171\u901a\u57fa\u76e4\u306f\u66d6\u6627\u3055\u3092\u4f4e\u6e1b\u3059\u308b\u3002<\/p>\n

2. \u30b9\u30b3\u30fc\u30d7\u306e\u5b9a\u7fa9 \ud83d\udccf<\/h3>\n

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3. \u5916\u90e8\u4f9d\u5b58\u95a2\u4fc2\u306e\u7279\u5b9a \ud83d\udd17<\/h3>\n

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4. \u5206\u89e3\u306e\u57fa\u76e4 \ud83d\udd0d<\/h3>\n

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\u30b3\u30a2\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u8aac\u660e \u2699\ufe0f<\/h2>\n

\u52b9\u679c\u7684\u306a\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001\u305d\u308c\u3092\u69cb\u6210\u3059\u308b4\u3064\u306e\u57fa\u672c\u8981\u7d20\u3092\u7406\u89e3\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u5404\u8981\u7d20\u306f\u60c5\u5831\u306e\u6d41\u308c\u3092\u8a18\u8ff0\u3059\u308b\u4e0a\u3067\u7279\u5b9a\u306e\u5f79\u5272\u3092\u679c\u305f\u3059\u3002<\/p>\n

    \n
  • \u30d7\u30ed\u30bb\u30b9\uff08\u30b7\u30b9\u30c6\u30e0\uff09\uff1a<\/strong>\u3053\u308c\u306f\u4e2d\u592e\u306b\u914d\u7f6e\u3055\u308c\u305f\u5358\u4e00\u306e\u5186\u307e\u305f\u306f\u89d2\u304c\u4e38\u3044\u9577\u65b9\u5f62\u3067\u8868\u3055\u308c\u308b\u3002\u30b7\u30b9\u30c6\u30e0\u306e\u540d\u524d\u304c\u30e9\u30d9\u30eb\u3068\u3057\u3066\u4ed8\u4e0e\u3055\u308c\u308b\u3002\u3053\u308c\u306f\u5165\u529b\u3092\u51fa\u529b\u306b\u5909\u63db\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3092\u8868\u3059\u3002<\/li>\n
  • \u5916\u90e8\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\uff1a<\/strong>\u3053\u308c\u3089\u306f\u9577\u65b9\u5f62\u3067\u8868\u3055\u308c\u308b\u3002\u30c7\u30fc\u30bf\u306e\u767a\u4fe1\u5143\u307e\u305f\u306f\u53d7\u4fe1\u5148\u3067\u3042\u308b\u3002\u4f8b\u3068\u3057\u3066\u3001\u9867\u5ba2\u3001\u4ed5\u5165\u5148\u3001\u898f\u5236\u6a5f\u95a2\u3001\u307e\u305f\u306f\u7b2c\u4e09\u8005\u30b5\u30fc\u30d3\u30b9\u304c\u3042\u308b\u3002<\/li>\n
  • \u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\uff1a<\/strong>\u3053\u308c\u3089\u306f\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3068\u30d7\u30ed\u30bb\u30b9\u3092\u7d50\u3076\u77e2\u5370\u3067\u3042\u308b\u3002\u60c5\u5831\u306e\u79fb\u52d5\u3092\u8868\u3059\u3002\u3059\u3079\u3066\u306e\u77e2\u5370\u306b\u306f\u3001\u30c7\u30fc\u30bf\u306e\u5185\u5bb9\u3092\u8aac\u660e\u3059\u308b\u30e9\u30d9\u30eb\u304c\u5fc5\u8981\u3067\u3042\u308a\u3001\u305f\u3068\u3048\u3070\u300c\u6ce8\u6587\u8a73\u7d30\u300d\u3084\u300c\u652f\u6255\u3044\u78ba\u8a8d\u300d\u306a\u3069\u3067\u3042\u308b\u3002<\/li>\n
  • \u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\uff08\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30ec\u30d9\u30eb\u3067\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\uff09\uff1a<\/strong> \u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u306f\u901a\u5e38\u3001\u5165\u51fa\u529b\u306e\u30d5\u30ed\u30fc\u306b\u6ce8\u76ee\u3059\u308b\u304c\u3001\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u30c7\u30fc\u30bf\u306e\u6c38\u7d9a\u6027\u3092\u793a\u3059\u305f\u3081\u306b\u9ad8\u30ec\u30d9\u30eb\u306e\u30b9\u30c8\u30ec\u30fc\u30b8\u304c\u793a\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308b\u3002\u305f\u3060\u3057\u3001\u53b3\u5bc6\u306b\u306f\u30d6\u30e9\u30c3\u30af\u30dc\u30c3\u30af\u30b9\u9593\u306e\u76f8\u4e92\u4f5c\u7528\u306b\u7126\u70b9\u304c\u5f53\u305f\u308b\u3002<\/li>\n<\/ul>\n

    \u3059\u3079\u3066\u306e\u77e2\u5370\u306b\u30e9\u30d9\u30eb\u3092\u4ed8\u3051\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002\u30e9\u30d9\u30eb\u306e\u306a\u3044\u77e2\u5370\u306f\u7121\u610f\u5473\u3067\u3042\u308b\u3002\u306a\u305c\u306a\u3089\u3001\u4f55\u304c\u9001\u4fe1\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u4f1d\u3048\u306a\u3044\u304b\u3089\u3067\u3042\u308b\u3002\u30e9\u30d9\u30eb\u306e\u660e\u78ba\u3055\u306f\u3001\u8a2d\u8a08\u30d5\u30a7\u30fc\u30ba\u3067\u306e\u4eee\u5b9a\u3092\u9632\u3050\u3002<\/p>\n

    \u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u306e\u69cb\u7bc9 \ud83d\udcdd<\/h2>\n

    \u3053\u306e\u56f3\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u8ad6\u7406\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002\u8981\u4ef6\u306b\u57fa\u3065\u3044\u3066\u81ea\u52d5\u7684\u306b\u751f\u6210\u3067\u304d\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30c4\u30fc\u30eb\u306f\u5b58\u5728\u3057\u306a\u3044\u3002\u4eba\u9593\u306b\u3088\u308b\u5206\u6790\u304c\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002\u6b63\u78ba\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u3053\u306e\u69cb\u9020\u5316\u3055\u308c\u305f\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u5f93\u3046\u3079\u304d\u3067\u3042\u308b\u3002<\/p>\n

    \u30b9\u30c6\u30c3\u30d71\uff1a\u30b7\u30b9\u30c6\u30e0\u540d\u306e\u7279\u5b9a<\/h3>\n

    \u307e\u305a\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u4f55\u3067\u3042\u308b\u304b\u3092\u6c7a\u5b9a\u3059\u308b\u3002\u305d\u308c\u306f\u300c\u6ce8\u6587\u51e6\u7406\u30b7\u30b9\u30c6\u30e0\u300d\u306a\u306e\u304b\u3001\u305d\u308c\u3068\u3082\u5358\u306b\u300c\u6ce8\u6587\u51e6\u7406\u300d\u306a\u306e\u304b\u3002\u540d\u524d\u306f\u7c21\u6f54\u3067\u3042\u308a\u306a\u304c\u3089\u8aac\u660e\u7684\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u4e2d\u592e\u306e\u30d0\u30d6\u30eb\u306b\u914d\u7f6e\u3059\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5206\u6790\u306e\u6838\u5fc3\u3068\u306a\u308b\u4e3b\u984c\u304c\u5b9a\u7fa9\u3055\u308c\u308b\u3002<\/p>\n

    \u30b9\u30c6\u30c3\u30d72\uff1a\u5916\u90e8\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u7279\u5b9a<\/h3>\n

    \u30b7\u30b9\u30c6\u30e0\u3068\u3084\u308a\u53d6\u308a\u3059\u308b\u3059\u3079\u3066\u306e\u4eba\u3084\u3082\u306e\u30ea\u30b9\u30c8\u30a2\u30c3\u30d7\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6b21\u306e\u8cea\u554f\u3092\u8003\u3048\u3066\u304f\u3060\u3055\u3044\u3002\u300c\u8ab0\u304c\u30b7\u30b9\u30c6\u30e0\u306b\u30c7\u30fc\u30bf\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u304b\uff1f\u300d\u3001\u300c\u8ab0\u304c\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d7\u3051\u53d6\u3063\u3066\u3044\u307e\u3059\u304b\uff1f\u300d\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u7528\u3059\u308b\u5185\u90e8\u90e8\u9580\u306f\u542b\u3081\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u5883\u754c\u306e\u5916\u306b\u3042\u308b\u3082\u306e\u3060\u3051\u3092\u542b\u3081\u3066\u304f\u3060\u3055\u3044\u3002\u305f\u3068\u3048\u3070\u3001\u9280\u884c\u306f\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3067\u3059\u304c\u3001\u5185\u90e8\u306e\u8ca1\u52d9\u30c1\u30fc\u30e0\u306f\u542b\u307e\u308c\u307e\u305b\u3093\u3002\u306a\u305c\u306a\u3089\u5f7c\u3089\u306f\u30b7\u30b9\u30c6\u30e0\u306e\u30e6\u30fc\u30b6\u30fc\u3060\u304b\u3089\u3067\u3059\u3002<\/p>\n

    \u30b9\u30c6\u30c3\u30d73\uff1a\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u3092\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b<\/h3>\n

    \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3068\u4e2d\u5fc3\u30d7\u30ed\u30bb\u30b9\u306e\u9593\u306b\u77e2\u5370\u3092\u63cf\u3044\u3066\u304f\u3060\u3055\u3044\u3002\u3059\u3079\u3066\u306e\u60c5\u5831\u306e\u6d41\u308c\u3092\u8ffd\u8de1\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u9867\u5ba2\u304c\u6ce8\u6587\u3092\u63d0\u51fa\u3057\u305f\u5834\u5408\u3001Customer\u304b\u3089System\u3078\u77e2\u5370\u3092\u63cf\u304d\u307e\u3059\u3002\u30b7\u30b9\u30c6\u30e0\u304c\u9818\u53ce\u66f8\u3092\u9001\u4fe1\u3059\u308b\u5834\u5408\u3001System\u304b\u3089Customer\u3078\u77e2\u5370\u3092\u63cf\u304d\u307e\u3059\u3002\u65b9\u5411\u304c\u6b63\u3057\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

    \u30b9\u30c6\u30c3\u30d74\uff1a\u30d5\u30ed\u30fc\u306b\u30e9\u30d9\u30eb\u3092\u4ed8\u3051\u308b<\/h3>\n

    \u3059\u3079\u3066\u306e\u77e2\u5370\u306b\u30c7\u30fc\u30bf\u306e\u540d\u524d\u3092\u66f8\u304d\u8fbc\u307f\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u8a18\u8ff0\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u300cData\u300d\u3067\u306f\u306a\u304f\u300c\u914d\u9001\u5148\u4f4f\u6240\u300d\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u300cInfo\u300d\u3067\u306f\u306a\u304f\u300c\u8acb\u6c42\u66f8\u756a\u53f7\u300d\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u3053\u3067\u306e\u5177\u4f53\u7684\u3055\u306f\u3001\u5f8c\u3067\u8aa4\u89e3\u304c\u751f\u3058\u308b\u30ea\u30b9\u30af\u3092\u4f4e\u6e1b\u3057\u307e\u3059\u3002<\/p>\n

    \u30b9\u30c6\u30c3\u30d75\uff1a\u30d0\u30e9\u30f3\u30b9\u306e\u691c\u8a3c<\/h3>\n

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    \u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3 vs. \u30ec\u30d9\u30eb1 DFD \ud83d\udcca<\/h2>\n

    \u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u3068\u30ec\u30d9\u30eb1\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u30c0\u30a4\u30a2\u30b0\u30e9\u30e0\u306e\u95a2\u4fc2\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u9069\u5207\u306a\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u4f5c\u6210\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u8868\u306f\u4e3b\u306a\u9055\u3044\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n\n\n\n\n\n\n
    \u7279\u5fb4<\/th>\n\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3<\/th>\n\u30ec\u30d9\u30eb1 DFD<\/th>\n<\/tr>\n<\/thead>\n
    \u30d7\u30ed\u30bb\u30b9\u6570<\/strong><\/td>\n\u5358\u4e00\u30d7\u30ed\u30bb\u30b9\uff08\u30b7\u30b9\u30c6\u30e0\uff09<\/td>\n\u8907\u6570\u306e\u30d7\u30ed\u30bb\u30b9\uff08\u5206\u89e3\u6e08\u307f\uff09<\/td>\n<\/tr>\n
    \u8a73\u7d30\u30ec\u30d9\u30eb<\/strong><\/td>\n\u9ad8\u30ec\u30d9\u30eb\u306e\u6982\u8981<\/td>\n\u4e2d\u7a0b\u5ea6\u306e\u8a73\u7d30<\/td>\n<\/tr>\n
    \u4e3b\u306a\u76ee\u7684<\/strong><\/td>\n\u7bc4\u56f2\u3068\u5883\u754c\u3092\u5b9a\u7fa9\u3059\u308b<\/td>\n\u5185\u90e8\u8ad6\u7406\u3092\u5b9a\u7fa9\u3059\u308b<\/td>\n<\/tr>\n
    \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3<\/strong><\/td>\n\u5916\u90e8\u306e\u60c5\u5831\u6e90\u3068\u5b9b\u5148<\/td>\n\u5916\u90e8\u306e\u60c5\u5831\u6e90\u3068\u5b9b\u5148<\/td>\n<\/tr>\n
    \u8907\u96d1\u3055<\/strong><\/td>\n\u4f4e<\/td>\n\u9ad8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u304c\u3001\u30ec\u30d9\u30eb1 DFD\u306f\u4e2d\u5fc3\u30d7\u30ed\u30bb\u30b9\u3092\u30b5\u30d6\u30d7\u30ed\u30bb\u30b9\u306b\u5206\u89e3\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u304c\u3053\u308c\u3089\u306e\u5185\u90e8\u30b9\u30c6\u30c3\u30d7\u9593\u3067\u3069\u306e\u3088\u3046\u306b\u79fb\u52d5\u3059\u308b\u304b\u3092\u793a\u3057\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u307e\u305a\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u3092\u691c\u8a3c\u305b\u305a\u306b\u30ec\u30d9\u30eb1 DFD\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u30ec\u30d9\u30eb1\u56f3\u306e\u5165\u529b\u3068\u51fa\u529b\u306f\u3001\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u306e\u30d5\u30ed\u30fc\u3068\u6b63\u78ba\u306b\u4e00\u81f4\u3057\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

    \u6b63\u78ba\u6027\u3068\u691c\u8a3c\u306e\u78ba\u4fdd \u2705<\/h2>\n

    \u56f3\u306e\u4f5c\u6210\u306f\u534a\u5206\u306e\u6226\u3044\u3067\u3059\u3002\u56f3\u304c\u6709\u7528\u3067\u3042\u308b\u305f\u3081\u306b\u306f\u6b63\u78ba\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u691c\u8a3c\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u3092\u6700\u3082\u3088\u304f\u7406\u89e3\u3057\u3066\u3044\u308b\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u3068\u30e2\u30c7\u30eb\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3092\u542b\u307f\u307e\u3059\u3002\u3053\u308c\u306f\u30b9\u30ad\u30eb\u3092\u30a2\u30d4\u30fc\u30eb\u3059\u308b\u305f\u3081\u306e\u30d7\u30ec\u30bc\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u306a\u304f\u3001\u691c\u8a3c\u306e\u5834\u3067\u3059\u3002<\/p>\n

    \u691c\u8a3c\u306e\u969b\u306b\u306f\u3001\u5177\u4f53\u7684\u306a\u8cea\u554f\u3092\u3057\u307e\u3059\u3002\u300c\u3053\u306e\u30d5\u30ed\u30fc\u306f\u5b9f\u969b\u306b\u9001\u4fe1\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u8868\u3057\u3066\u3044\u307e\u3059\u304b\uff1f\u300d\u3001\u300c\u898f\u5236\u8981\u4ef6\u3092\u6f0f\u3089\u3057\u3066\u3044\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u304b\uff1f\u300d\u3001\u300c\u30c7\u30fc\u30bf\u5f62\u5f0f\u306f\u6b63\u3057\u3044\u3067\u3059\u304b\uff1f\u300d\u66d6\u6627\u306a\u56de\u7b54\u3092\u53d7\u3051\u5165\u308c\u3066\u306f\u3044\u3051\u307e\u305b\u3093\u3002\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u304c\u300c\u30c7\u30fc\u30bf\u306f\u305d\u3053\u3078\u884c\u304f\u300d\u3068\u8a00\u3046\u5834\u5408\u3001\u30c7\u30fc\u30bf\u30d1\u30b1\u30c3\u30c8\u306e\u540d\u524d\u3092\u5c0b\u306d\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

    \u3053\u306e\u6bb5\u968e\u3067\u306f\u3088\u304f\u3042\u308b\u8ab2\u984c\u304c\u3042\u308a\u307e\u3059\u3002\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u304c\u3001\u305d\u308c\u304c\u660e\u3089\u304b\u3060\u3068\u8003\u3048\u3066\u3044\u308b\u305f\u3081\u3001\u7279\u5b9a\u306e\u30c7\u30fc\u30bf\u8981\u4ef6\u3092\u5fd8\u308c\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30a2\u30ca\u30ea\u30b9\u30c8\u306e\u8cac\u4efb\u306f\u3001\u3088\u308a\u6df1\u304f\u6398\u308a\u4e0b\u3052\u308b\u3068\u3053\u308d\u306b\u3042\u308a\u307e\u3059\u3002\u8a18\u61b6\u306b\u983c\u3089\u305a\u3001\u56f3\u306b\u983c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

    \u3082\u3046\u4e00\u3064\u306e\u8ab2\u984c\u306f\u3001\u3042\u307e\u308a\u306b\u3082\u8a73\u7d30\u3092\u8ffd\u52a0\u3057\u305f\u304f\u306a\u308b\u8a98\u60d1\u3067\u3059\u3002\u3053\u306e\u6bb5\u968e\u3067\u5185\u90e8\u306e\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\u3084\u8907\u96d1\u306a\u8a08\u7b97\u3092\u793a\u3059\u8a98\u60d1\u306b\u62b5\u6297\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5165\u529b\u3068\u51fa\u529b\u306b\u96c6\u4e2d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u304c\u5185\u90e8\u8ad6\u7406\u306b\u3064\u3044\u3066\u5c0b\u306d\u305f\u5834\u5408\u3001\u305d\u306e\u8b70\u8ad6\u306f\u30ec\u30d9\u30eb1\u307e\u305f\u306f\u30ec\u30d9\u30eb2\u306e\u56f3\u306b\u5ef6\u671f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

    \u3053\u306e\u30b9\u30c6\u30c3\u30d7\u3092\u98db\u3070\u3059\u30b3\u30b9\u30c8 \u26a0\ufe0f<\/h2>\n

    \u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u3092\u7701\u7565\u3059\u308b\u30c1\u30fc\u30e0\u306f\u3001\u3057\u3070\u3057\u3070\u5927\u304d\u306a\u6280\u8853\u7684\u8ca0\u50b5\u306b\u76f4\u9762\u3057\u307e\u3059\u3002\u660e\u78ba\u306a\u5883\u754c\u304c\u306a\u3051\u308c\u3070\u3001\u958b\u767a\u8005\u306f\u4e0d\u8981\u306a\u6a5f\u80fd\u3092\u69cb\u7bc9\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5143\u306e\u7bc4\u56f2\u306b\u542b\u307e\u308c\u3066\u3044\u306a\u304b\u3063\u305f\u30b7\u30ca\u30ea\u30aa\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u306b\u3001\u30b7\u30b9\u30c6\u30e0\u3092\u904e\u5270\u306b\u8a2d\u8a08\u3057\u3066\u3057\u307e\u3046\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u305d\u306e\u7d50\u679c\u3001\u30ea\u30bd\u30fc\u30b9\u306e\u7121\u99c4\u4f7f\u3044\u3068\u7d0d\u671f\u306e\u9045\u5ef6\u304c\u751f\u3058\u307e\u3059\u3002<\/p>\n

    \u3055\u3089\u306b\u3001\u4fdd\u5b88\u304c\u96e3\u3057\u304f\u306a\u308a\u307e\u3059\u3002\u6570\u304b\u6708\u5f8c\u306b\u65b0\u3057\u304f\u958b\u767a\u8005\u304c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u53c2\u52a0\u3057\u305f\u5834\u5408\u3001\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u304c\u3042\u308c\u3070\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u5168\u4f53\u306e\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306e\u4e2d\u3067\u679c\u305f\u3059\u5f79\u5272\u3092\u6700\u3082\u8fc5\u901f\u306b\u7406\u89e3\u3067\u304d\u307e\u3059\u3002\u305d\u308c\u304c\u306a\u3044\u3068\u3001\u30b3\u30fc\u30c9\u3092\u8aad\u3093\u3060\u308a\u540c\u50da\u306b\u5c0b\u306d\u305f\u308a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u8aa4\u308a\u3092\u5c0e\u5165\u3059\u308b\u30ea\u30b9\u30af\u304c\u9ad8\u307e\u308a\u307e\u3059\u3002<\/p>\n

    \u6700\u5f8c\u306b\u3001\u898f\u5236\u4e0a\u306e\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u304c\u8105\u304b\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u533b\u7642\u3084\u91d1\u878d\u306a\u3069\u306e\u696d\u754c\u3067\u306f\u3001\u30c7\u30fc\u30bf\u306e\u5883\u754c\u304c\u6cd5\u7684\u8981\u4ef6\u3067\u3059\u3002\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u306f\u3001\u6a5f\u5bc6\u30c7\u30fc\u30bf\u304c\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u3069\u3053\u3078\u51fa\u308b\u304b\u3092\u53ef\u8996\u5316\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u3053\u308c\u3092\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u306a\u3044\u5834\u5408\u3001\u610f\u56f3\u305b\u305a\u4e0d\u6b63\u306a\u4e3b\u4f53\u306b\u30c7\u30fc\u30bf\u3092\u66b4\u9732\u3057\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u9055\u53cd\u306b\u3064\u306a\u304c\u308b\u304a\u305d\u308c\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

    \u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u306b\u3064\u3044\u3066\u306e\u307e\u3068\u3081 \ud83c\udfc1<\/h2>\n

    \u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\u304b\u3089\u59cb\u3081\u308b\u3068\u3044\u3046\u7fd2\u6163\u306f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u5168\u4f53\u306b\u308f\u305f\u3063\u3066\u5927\u304d\u306a\u5229\u76ca\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002\u884c\u52d5\u3059\u308b\u524d\u306b\u4e00\u5ea6\u7acb\u3061\u6b62\u307e\u3063\u3066\u8003\u3048\u308b\u3088\u3046\u5f37\u5236\u3057\u307e\u3059\u3002\u62bd\u8c61\u7684\u306a\u8981\u4ef6\u3092\u3001\u691c\u8a3c\u30fb\u4fee\u6b63\u304c\u53ef\u80fd\u306a\u8996\u899a\u7684\u306a\u8868\u73fe\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u30d6\u30e9\u30c3\u30af\u30dc\u30c3\u30af\u30b9\u3092\u6700\u521d\u306b\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u3067\u3001\u305d\u306e\u5f8c\u306e\u3059\u3079\u3066\u306e\u8a2d\u8a08\u4f5c\u696d\u306b\u5b89\u5b9a\u3057\u305f\u57fa\u76e4\u3092\u7bc9\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n

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