{"id":6395,"date":"2026-02-04T18:05:59","date_gmt":"2026-02-04T10:05:59","guid":{"rendered":"https:\/\/guides.visual-paradigm.com\/ja\/decoding-data-flow-diagrams-unveiling-the-essence-of-information-movement\/"},"modified":"2026-02-04T18:05:59","modified_gmt":"2026-02-04T10:05:59","slug":"decoding-data-flow-diagrams-unveiling-the-essence-of-information-movement","status":"publish","type":"post","link":"https:\/\/guides.visual-paradigm.com\/ja\/decoding-data-flow-diagrams-unveiling-the-essence-of-information-movement\/","title":{"rendered":"\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u30c0\u30a4\u30a2\u30b0\u30e9\u30e0\u306e\u89e3\u8aad\uff1a\u60c5\u5831\u79fb\u52d5\u306e\u672c\u8cea\u3092\u660e\u3089\u304b\u306b\u3059\u308b"},"content":{"rendered":"

\u306f\u3058\u3081\u306b<\/h2>\n

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\u3053\u306e\u65c5\u306b\u53c2\u52a0\u3057\u3066\u3001DFD\u306e\u57fa\u672c\u7684\u306a\u69cb\u6210\u8981\u7d20\u3092\u8abf\u3079\u3001\u63d0\u4f9b\u3059\u308b\u8a73\u7d30\u306e\u30ec\u30d9\u30eb\u3092\u7406\u89e3\u3057\u3001\u305d\u306e\u904b\u7528\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u89e3\u304d\u660e\u304b\u3057\u3001\u6b63\u78ba\u306a\u8a55\u4fa1\u306e\u91cd\u8981\u6027\u3092\u628a\u63e1\u3057\u307e\u3057\u3087\u3046\u3002\u30d3\u30b8\u30cd\u30b9\u30a2\u30ca\u30ea\u30b9\u30c8\u3001\u958b\u767a\u8005\u3001\u3042\u308b\u3044\u306f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u5168\u4f53\u50cf\u3092\u6c42\u3081\u308b\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u3067\u3042\u3063\u3066\u3082\u3001\u3053\u306e\u30ac\u30a4\u30c9\u306f\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u30c0\u30a4\u30a2\u30b0\u30e9\u30e0\u306e\u6f5c\u5728\u80fd\u529b\u3092\u89e3\u304d\u653e\u3064\u9375\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u52b9\u7387\u6027\u3068\u660e\u78ba\u6027\u304c\u81ea\u7136\u306b\u878d\u5408\u3059\u308b\u3053\u306e\u5553\u767a\u7684\u306a\u63a2\u6c42\u306b\u4e57\u308a\u51fa\u3057\u3001\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u30c0\u30a4\u30a2\u30b0\u30e9\u30e0\u3092\u4f7f\u3063\u3066\u60c5\u5831\u79fb\u52d5\u306e\u8907\u96d1\u306a\u7e54\u7269\u3092\u89e3\u304d\u660e\u304b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n

\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u30c0\u30a4\u30a2\u30b0\u30e9\u30e0\u306e\u7406\u89e3<\/strong><\/h2>\n

\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u30c0\u30a4\u30a2\u30b0\u30e9\u30e0\uff08DFD\uff09\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u5185\u307e\u305f\u306f\u7d44\u7e54\u5185\u306e\u3055\u307e\u3056\u307e\u306a\u90e8\u9580\u9593\u3067\u306e\u60c5\u5831\u306e\u6d41\u308c\u3092\u660e\u78ba\u306b\u793a\u3059\u5f37\u529b\u306a\u8996\u899a\u7684\u30c4\u30fc\u30eb\u3067\u3042\u308b\u30021970\u5e74\u4ee3\u306b\u30a8\u30c9\u30fb\u30e6\u30fc\u30c0\u30f3\u3068\u30e9\u30ea\u30fc\u30fb\u30b3\u30f3\u30b9\u30bf\u30f3\u30c6\u30a3\u30f3\u306b\u3088\u3063\u3066\u8003\u6848\u3055\u308c\u3001\u696d\u52d9\u30d5\u30ed\u30fc\u306e\u6587\u66f8\u5316\u3068\u30d7\u30ec\u30bc\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u7c21\u7d20\u5316\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u3066\u8a2d\u8a08\u3055\u308c\u305f\u3002<\/p>\n

DFD\u306f\u30d3\u30b8\u30cd\u30b9\u5206\u6790\u304a\u3088\u3073\u30d3\u30b8\u30cd\u30b9\u30d7\u30ed\u30bb\u30b9\u306e\u53ef\u8996\u5316\u306b\u304a\u3044\u3066\u4e0d\u53ef\u6b20\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u3001\u904b\u7528\u4e0a\u306e\u95a2\u4fc2\u6027\u3084\u4f9d\u5b58\u95a2\u4fc2\u3092\u660e\u78ba\u306b\u793a\u3059\u3002<\/p>\n

DFD\u306e\u4e3b\u8981\u306a\u69cb\u6210\u8981\u7d20\uff1a<\/strong><\/h2>\n

DFD\u306f\u30014\u3064\u306e\u4e3b\u8981\u306a\u8981\u7d20\u304b\u3089\u306a\u308b\u7c21\u7565\u5316\u3055\u308c\u305f\u8868\u8a18\u30b7\u30b9\u30c6\u30e0\u3092\u63a1\u7528\u3057\u3066\u3044\u308b\u3002<\/p>\n

    \n
  1. \u30d7\u30ed\u30bb\u30b9\uff1a<\/strong>\u5165\u529b\u3092\u51fa\u529b\u306b\u5909\u63db\u3059\u308b\u5909\u63db\u30d7\u30ed\u30bb\u30b9\u3092\u8868\u3059\u3002<\/li>\n
  2. \u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\uff1a<\/strong>\u30b7\u30b9\u30c6\u30e0\u5185\u3067\u306e\u60c5\u5831\u306e\u79fb\u52d5\u3092\u793a\u3059\u3002<\/li>\n
  3. \u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\uff1a<\/strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3084\u30d0\u30c3\u30d5\u30a1\u306a\u3069\u3001\u9759\u7684\u30c7\u30fc\u30bf\u306e\u4fdd\u7ba1\u5eab\u3068\u3057\u3066\u6a5f\u80fd\u3059\u308b\u3002<\/li>\n
  4. \u5916\u90e8\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\uff1a<\/strong>\u30b7\u30b9\u30c6\u30e0\u306e\u5883\u754c\u3092\u8d85\u3048\u305f\u60c5\u5831\u306e\u767a\u4fe1\u5143\u307e\u305f\u306f\u53d7\u4fe1\u5148\u3092\u793a\u3059\u3002<\/li>\n
  5. \"Chapter<\/li>\n<\/ol>\n

    \u00a0<\/p>\n

    \u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u30c7\u30de\u30fc\u30b3\u30fb\u30e6\u30fc\u30c0\u30f3\u8868\u8a18\u6cd5\u3068\u30b2\u30a4\u30f3\u30fb\u30b5\u30fc\u30bd\u30f3\u8868\u8a18\u6cd5\u306e\u67d4\u8edf\u6027\u304c\u3001DFD\u306e\u9069\u5fdc\u6027\u3092\u9ad8\u3081\u3066\u3044\u308b\u3002<\/p>\n

    DFD\u306e\u8a73\u7d30\u30ec\u30d9\u30eb<\/strong><\/h2>\n

    DFD\u306f\u591a\u5c64\u7684\u306a\u8868\u73fe\u3092\u53ef\u80fd\u306b\u3057\u3001\u5f31\u307f\u306e\u7279\u5b9a\u3084\u662f\u6b63\u63aa\u7f6e\u306e\u5b9f\u65bd\u3092\u53ef\u80fd\u306b\u3059\u308b\u3002\u968e\u5c64\u7684\u306a\u30ec\u30d9\u30eb\u306b\u306f\u4ee5\u4e0b\u306e\u3082\u306e\u304c\u3042\u308b\u3002<\/p>\n

    \"Data<\/p>\n

      \n
    1. \u30ec\u30d9\u30eb0\u307e\u305f\u306f\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\uff1a<\/strong>\u5168\u4f53\u306e\u30b7\u30b9\u30c6\u30e0\u306b\u3064\u3044\u3066\u5e83\u3044\u8996\u91ce\u3067\u6982\u8981\u3092\u63d0\u793a\u3059\u308b\u3002<\/li>\n
    2. \u30ec\u30d9\u30eb1\uff1a<\/strong>\u7279\u5b9a\u306e\u8981\u7d20\u306b\u3064\u3044\u3066\u3088\u308a\u8a73\u7d30\u306a\u5206\u89e3\u3092\u63d0\u4f9b\u3059\u308b\u3002<\/li>\n
    3. \u30ec\u30d9\u30eb2\uff1a<\/strong>\u30d7\u30ed\u30bb\u30b9\u3092\u3055\u3089\u306b\u8a73\u7d30\u306b\u8a18\u8ff0\u3057\u3001\u591a\u304f\u306e\u89e3\u8aac\u3092\u4f34\u3046\u3053\u3068\u304c\u591a\u3044\u3002<\/li>\n
    4. \u30ec\u30d9\u30eb3\u304a\u3088\u3073\u305d\u308c\u4ee5\u964d\uff1a<\/strong> \u5177\u4f53\u7684\u306a\u30d7\u30ed\u30bb\u30b9\u306b\u3064\u3044\u3066\u3001\u8a73\u7d30\u3092\u5897\u3057\u306a\u304c\u3089\u8aac\u660e\u3059\u308b\u3002<\/li>\n<\/ol>\n

      \u5404\u30ec\u30d9\u30eb\u306f\u305d\u308c\u305e\u308c\u660e\u78ba\u306a\u76ee\u7684\u3092\u6301\u3061\u3001\u591a\u69d8\u306a\u5bfe\u8c61\u8005\u304a\u3088\u3073\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u958b\u767a\u306e\u6bb5\u968e\u306b\u5fdc\u3058\u305f\u3082\u306e\u3067\u3042\u308b\u3002<\/p>\n

      DFD\u306e\u904b\u7528\u30e1\u30ab\u30cb\u30ba\u30e0<\/strong><\/h2>\n

      DFD\u306f\u7c21\u7565\u5316\u3055\u308c\u305f\u8868\u8a18\u30b7\u30b9\u30c6\u30e0\u306b\u4f9d\u5b58\u3057\u3066\u304a\u308a\u3001\u9577\u65b9\u5f62\u3001\u5186\u3001\u77e2\u5370\u3001\u7565\u8a9e\u3092\u7528\u3044\u3066\u30d7\u30ed\u30bb\u30b9\u3068\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u3092\u8996\u899a\u7684\u306b\u8868\u73fe\u3059\u308b\u3002\u8996\u899a\u7684\u8981\u7d20\u304c\u6700\u3082\u91cd\u8981\u3067\u3042\u308a\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u8907\u96d1\u3055\u3092\u660e\u78ba\u306b\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3002<\/p>\n

      \u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\uff08DFD\uff09\u306e\u6b63\u78ba\u6027\u306e\u78ba\u4fdd<\/h2>\n

      \u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\u306e\u6b63\u78ba\u6027\u3092\u8a55\u4fa1\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u3044\u304f\u3064\u304b\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u304c\u3042\u308b\uff1a<\/p>\n

        \n
      1. \u3059\u3079\u3066\u306e\u30d7\u30ed\u30bb\u30b9\u306b\u306f\u6700\u4f4e1\u3064\u306e\u5165\u529b\u30681\u3064\u306e\u51fa\u529b\u304c\u542b\u307e\u308c\u308b\u3079\u304d\u3067\u3042\u308b\u3002<\/li>\n
      2. \u5404\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\u306b\u306f\u6700\u4f4e1\u3064\u306e\u30c7\u30fc\u30bf\u6d41\u5165\u30681\u3064\u306e\u30c7\u30fc\u30bf\u6d41\u51fa\u304c\u8a2d\u3051\u3089\u308c\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<\/li>\n
      3. \u4fdd\u5b58\u3055\u308c\u305f\u60c5\u5831\u306f\u30d7\u30ed\u30bb\u30b9\u306b\u304a\u3044\u3066\u6a5f\u80fd\u7684\u306a\u5f79\u5272\u3092\u679c\u305f\u3059\u3079\u304d\u3067\u3042\u308b\u3002<\/li>\n
      4. \u30d7\u30ed\u30bb\u30b9\u306f\u76f8\u4e92\u306b\u63a5\u7d9a\u3055\u308c\u3001\u8abf\u548c\u7684\u3067\u76f8\u4e92\u306b\u9023\u643a\u3057\u305f\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3092\u69cb\u7bc9\u3059\u3079\u304d\u3067\u3042\u308b\u3002<\/li>\n
      5. \u30c7\u30fc\u30bf\u306e\u914d\u4fe1\u306f\u30bf\u30fc\u30b2\u30c3\u30c8\u3092\u7d5e\u308b\u3079\u304d\u3067\u3042\u308a\u3001\u60c5\u5831\u304c\u5fc5\u8981\u306a\u30d7\u30ed\u30bb\u30b9\u306b\u5c4a\u304f\u3088\u3046\u306b\u3059\u308b\u3002<\/li>\n
      6. \u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\uff08DFD\uff09\u5185\u306e\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\u306f\u3001\u5b8c\u5168\u6027\u3092\u4fdd\u3064\u305f\u3081\u306b\u5165\u529b\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u306b\u3088\u3063\u3066\u88dc\u5b8c\u3055\u308c\u308b\u3079\u304d\u3067\u3042\u308b\u3002<\/li>\n<\/ol>\n

        \u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u56f3\u306e\u610f\u7fa9<\/strong><\/h2>\n

        DFD\u306f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u6d1e\u5bdf\u3068\u6539\u5584\u3092\u56f3\u308b\u6226\u7565\u7684\u30c4\u30fc\u30eb\u3068\u3057\u3066\u6a5f\u80fd\u3059\u308b\u3002\u7d30\u90e8\u307e\u3067\u6ce8\u610f\u3092\u6255\u3046\u7de8\u96c6\u8005\u3068\u3057\u3066\u3001\u30d7\u30ed\u30bb\u30b9\u306e\u5404\u6bb5\u968e\u3092\u5c0e\u304d\u3001\u4e0d\u5099\u3084\u898b\u843d\u3068\u3055\u308c\u305f\u8981\u7d20\u3092\u660e\u3089\u304b\u306b\u3059\u308b\u3002\u9069\u5207\u306b\u69cb\u7bc9\u3055\u308c\u305fDFD\u306f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u5305\u62ec\u7684\u306a\u8996\u70b9\u3092\u63d0\u4f9b\u3057\u3001\u5b9a\u7fa9\u3055\u308c\u305f\u968e\u5c64\u306b\u57fa\u3065\u3044\u305f\u60c5\u5831\u306e\u30ec\u30a4\u30e4\u30ea\u30f3\u30b0\u3092\u53ef\u80fd\u306b\u3059\u308b\u3002<\/p>\n

        \u7d50\u8ad6<\/strong><\/h2>\n

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        \"Easy-to-use<\/p>\n

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