{
  "version": "2026-04-30-real-data-v1",
  "generatedAt": "2026-04-29T20:54:55.364Z",
  "prefecture": {
    "code": "23",
    "slug": "aichi",
    "name": "愛知県",
    "region": "中部",
    "center": {
      "lat": 35.18028,
      "lng": 136.90667,
      "zoom": 7
    }
  },
  "metrics": {
    "transactionPrice": {
      "median": 25000000,
      "average": 38385963,
      "count": 14846,
      "unit": "円",
      "period": "2024",
      "sourceId": "reinfolib-xit001",
      "missingReason": null
    },
    "landPrice": {
      "median": 109000,
      "average": 131988,
      "count": 2558,
      "unit": "円/m²",
      "period": "2026",
      "sourceId": "reinfolib-xct001",
      "missingReason": null
    },
    "population": {
      "latest": 7542415,
      "year": 2020,
      "changeRate5y": null,
      "unit": "人",
      "sourceId": "estat-population",
      "missingReason": "2020年国勢調査の都道府県別総人口を掲載。5年増減率は同一表内で算出できる過去年が未確認のため未掲載です。"
    },
    "hazardRisk": {
      "score": null,
      "level": "要地域確認",
      "summary": "愛知県の災害リスクは住所、地形、自治体ハザードマップで判定が変わります。Phase 1では国土数値情報の公式入口を確認し、重い災害GeoJSONの全面同梱は行っていません。",
      "sourceId": "ksj-hazard",
      "missingReason": "国土数値情報の災害データは住所単位の確認が必要なため、県別の単一スコアには集約していません。",
      "indicators": [
        {
          "label": "住所単位確認",
          "value": "自治体ハザードマップ必須",
          "sourceId": "ksj-hazard"
        },
        {
          "label": "Phase 1方針",
          "value": "巨大GeoJSON同梱なし",
          "sourceId": "ksj-hazard"
        }
      ]
    }
  },
  "landPrice": {
    "municipalityRanking": [
      {
        "municipalityCode": "23106",
        "municipality": "名古屋市中区",
        "median": 1065000,
        "average": 1248500,
        "count": 10,
        "lat": 35.162768,
        "lng": 136.904099
      },
      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "median": 449500,
        "average": 591625,
        "count": 24,
        "lat": 35.18183,
        "lng": 136.925705
      },
      {
        "municipalityCode": "23107",
        "municipality": "名古屋市昭和区",
        "median": 327000,
        "average": 329375,
        "count": 24,
        "lat": 35.146877,
        "lng": 136.941973
      },
      {
        "municipalityCode": "23101",
        "municipality": "名古屋市千種区",
        "median": 314000,
        "average": 309040,
        "count": 50,
        "lat": 35.169933,
        "lng": 136.960867
      },
      {
        "municipalityCode": "23108",
        "municipality": "名古屋市瑞穂区",
        "median": 280500,
        "average": 279000,
        "count": 34,
        "lat": 35.127842,
        "lng": 136.941912
      },
      {
        "municipalityCode": "23109",
        "municipality": "名古屋市熱田区",
        "median": 268000,
        "average": 279885,
        "count": 26,
        "lat": 35.127358,
        "lng": 136.8991
      },
      {
        "municipalityCode": "23115",
        "municipality": "名古屋市名東区",
        "median": 237500,
        "average": 241125,
        "count": 48,
        "lat": 35.169749,
        "lng": 137.004484
      },
      {
        "municipalityCode": "23105",
        "municipality": "名古屋市中村区",
        "median": 216500,
        "average": 217300,
        "count": 30,
        "lat": 35.166325,
        "lng": 136.857017
      },
      {
        "municipalityCode": "23104",
        "municipality": "名古屋市西区",
        "median": 202500,
        "average": 202500,
        "count": 34,
        "lat": 35.20464,
        "lng": 136.885863
      },
      {
        "municipalityCode": "23238",
        "municipality": "長久手市",
        "median": 184500,
        "average": 182312,
        "count": 26,
        "lat": 35.176254,
        "lng": 137.034921
      },
      {
        "municipalityCode": "23210",
        "municipality": "刈谷市",
        "median": 181500,
        "average": 175493,
        "count": 56,
        "lat": 34.99839,
        "lng": 137.012346
      },
      {
        "municipalityCode": "23116",
        "municipality": "名古屋市天白区",
        "median": 180000,
        "average": 197148,
        "count": 54,
        "lat": 35.123924,
        "lng": 136.984728
      },
      {
        "municipalityCode": "23103",
        "municipality": "名古屋市北区",
        "median": 178500,
        "average": 183474,
        "count": 38,
        "lat": 35.209466,
        "lng": 136.917447
      },
      {
        "municipalityCode": "23114",
        "municipality": "名古屋市緑区",
        "median": 176000,
        "average": 171641,
        "count": 78,
        "lat": 35.084862,
        "lng": 136.975238
      },
      {
        "municipalityCode": "23112",
        "municipality": "名古屋市南区",
        "median": 173000,
        "average": 165810,
        "count": 42,
        "lat": 35.096759,
        "lng": 136.927274
      },
      {
        "municipalityCode": "23212",
        "municipality": "安城市",
        "median": 170500,
        "average": 157891,
        "count": 44,
        "lat": 34.962448,
        "lng": 137.084541
      },
      {
        "municipalityCode": "23230",
        "municipality": "日進市",
        "median": 166000,
        "average": 154615,
        "count": 26,
        "lat": 35.127662,
        "lng": 137.030639
      },
      {
        "municipalityCode": "23223",
        "municipality": "大府市",
        "median": 160500,
        "average": 159219,
        "count": 32,
        "lat": 35.020338,
        "lng": 136.955076
      },
      {
        "municipalityCode": "23110",
        "municipality": "名古屋市中川区",
        "median": 156000,
        "average": 150143,
        "count": 76,
        "lat": 35.139141,
        "lng": 136.847724
      },
      {
        "municipalityCode": "23225",
        "municipality": "知立市",
        "median": 146000,
        "average": 151577,
        "count": 26,
        "lat": 35.000623,
        "lng": 137.047274
      }
    ],
    "points": [
      {
        "municipalityCode": "23106",
        "municipality": "名古屋市中区",
        "pricePerSquareMeter": 2050000,
        "lat": 35.16667389,
        "lng": 136.90150194,
        "address": "栄２－６－１７"
      },
      {
        "municipalityCode": "23106",
        "municipality": "名古屋市中区",
        "pricePerSquareMeter": 2030000,
        "lat": 35.16667389,
        "lng": 136.90150194,
        "address": "栄２－６－１７"
      },
      {
        "municipalityCode": "23106",
        "municipality": "名古屋市中区",
        "pricePerSquareMeter": 1680000,
        "lat": 35.17663889,
        "lng": 136.90391,
        "address": "丸の内３－８－１"
      },
      {
        "municipalityCode": "23106",
        "municipality": "名古屋市中区",
        "pricePerSquareMeter": 1680000,
        "lat": 35.17663889,
        "lng": 136.90391,
        "address": "丸の内３－８－１"
      },
      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "pricePerSquareMeter": 1660000,
        "lat": 35.17739889,
        "lng": 136.91164806,
        "address": "泉１－５－２６"
      },
      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "pricePerSquareMeter": 1650000,
        "lat": 35.17739889,
        "lng": 136.91164806,
        "address": "泉１－５－２６"
      },
      {
        "municipalityCode": "23106",
        "municipality": "名古屋市中区",
        "pricePerSquareMeter": 1070000,
        "lat": 35.16529861,
        "lng": 136.91074111,
        "address": "栄５－１－２０"
      },
      {
        "municipalityCode": "23106",
        "municipality": "名古屋市中区",
        "pricePerSquareMeter": 1060000,
        "lat": 35.155265,
        "lng": 136.90883111,
        "address": "上前津２－１２－９"
      },
      {
        "municipalityCode": "23106",
        "municipality": "名古屋市中区",
        "pricePerSquareMeter": 1060000,
        "lat": 35.16529861,
        "lng": 136.91074111,
        "address": "栄５－１－２０"
      },
      {
        "municipalityCode": "23106",
        "municipality": "名古屋市中区",
        "pricePerSquareMeter": 1040000,
        "lat": 35.155265,
        "lng": 136.90883111,
        "address": "上前津２－１２－９"
      },
      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "pricePerSquareMeter": 845000,
        "lat": 35.18200694,
        "lng": 136.91528,
        "address": "白壁４丁目８９番"
      },
      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "pricePerSquareMeter": 815000,
        "lat": 35.18200694,
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        "address": "白壁４丁目８９番"
      },
      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "pricePerSquareMeter": 800000,
        "lat": 35.17612389,
        "lng": 136.92413889,
        "address": "代官町２７－３０"
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      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "pricePerSquareMeter": 793000,
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        "lng": 136.92413889,
        "address": "代官町２７－３０"
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      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "pricePerSquareMeter": 700000,
        "lat": 35.18011667,
        "lng": 136.91724722,
        "address": "橦木町３丁目４番"
      },
      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "pricePerSquareMeter": 700000,
        "lat": 35.18011667,
        "lng": 136.91724722,
        "address": "橦木町３丁目４番"
      },
      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "pricePerSquareMeter": 576000,
        "lat": 35.18429,
        "lng": 136.91697417,
        "address": "白壁３－１８－２４"
      },
      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "pricePerSquareMeter": 575000,
        "lat": 35.18429,
        "lng": 136.91697417,
        "address": "白壁３－１８－２４"
      },
      {
        "municipalityCode": "23101",
        "municipality": "名古屋市千種区",
        "pricePerSquareMeter": 520000,
        "lat": 35.16469111,
        "lng": 136.94754806,
        "address": "桐林町２丁目３７番"
      },
      {
        "municipalityCode": "23101",
        "municipality": "名古屋市千種区",
        "pricePerSquareMeter": 520000,
        "lat": 35.16469111,
        "lng": 136.94754806,
        "address": "桐林町２丁目３７番"
      },
      {
        "municipalityCode": "23101",
        "municipality": "名古屋市千種区",
        "pricePerSquareMeter": 486000,
        "lat": 35.16228139,
        "lng": 136.972165,
        "address": "清住町２丁目３８番１"
      },
      {
        "municipalityCode": "23101",
        "municipality": "名古屋市千種区",
        "pricePerSquareMeter": 486000,
        "lat": 35.16228139,
        "lng": 136.972165,
        "address": "清住町２丁目３８番１"
      },
      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "pricePerSquareMeter": 475000,
        "lat": 35.18317139,
        "lng": 136.93142806,
        "address": "徳川町８０９番"
      },
      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "pricePerSquareMeter": 475000,
        "lat": 35.18317139,
        "lng": 136.93142806,
        "address": "徳川町８０９番"
      },
      {
        "municipalityCode": "23109",
        "municipality": "名古屋市熱田区",
        "pricePerSquareMeter": 438000,
        "lat": 35.14254889,
        "lng": 136.90532806,
        "address": "波寄町１４－４"
      },
      {
        "municipalityCode": "23109",
        "municipality": "名古屋市熱田区",
        "pricePerSquareMeter": 435000,
        "lat": 35.14254889,
        "lng": 136.90532806,
        "address": "波寄町１４－４"
      },
      {
        "municipalityCode": "23116",
        "municipality": "名古屋市天白区",
        "pricePerSquareMeter": 433000,
        "lat": 35.12777389,
        "lng": 136.98984306,
        "address": "植田３丁目１３１１番"
      },
      {
        "municipalityCode": "23116",
        "municipality": "名古屋市天白区",
        "pricePerSquareMeter": 432000,
        "lat": 35.12777389,
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        "address": "植田３丁目１３１１番"
      },
      {
        "municipalityCode": "23101",
        "municipality": "名古屋市千種区",
        "pricePerSquareMeter": 430000,
        "lat": 35.17113056,
        "lng": 136.94981361,
        "address": "向陽町２丁目１１番８外"
      },
      {
        "municipalityCode": "23101",
        "municipality": "名古屋市千種区",
        "pricePerSquareMeter": 429000,
        "lat": 35.17113056,
        "lng": 136.94981361,
        "address": "向陽町２丁目１１番８外"
      },
      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "pricePerSquareMeter": 424000,
        "lat": 35.18066889,
        "lng": 136.92480694,
        "address": "徳川１－１３－７"
      },
      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "pricePerSquareMeter": 422000,
        "lat": 35.18066889,
        "lng": 136.92480694,
        "address": "徳川１－１３－７"
      },
      {
        "municipalityCode": "23101",
        "municipality": "名古屋市千種区",
        "pricePerSquareMeter": 421000,
        "lat": 35.16008333,
        "lng": 136.96727778,
        "address": "唐山町３丁目１６番"
      },
      {
        "municipalityCode": "23101",
        "municipality": "名古屋市千種区",
        "pricePerSquareMeter": 420000,
        "lat": 35.16008333,
        "lng": 136.96727778,
        "address": "唐山町３丁目１６番"
      },
      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "pricePerSquareMeter": 414000,
        "lat": 35.17573389,
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        "address": "筒井２丁目７４８番"
      },
      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
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        "lat": 35.17573389,
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        "address": "筒井２丁目７４８番"
      },
      {
        "municipalityCode": "23106",
        "municipality": "名古屋市中区",
        "pricePerSquareMeter": 410000,
        "lat": 35.14996333,
        "lng": 136.89551028,
        "address": "正木１－９－２"
      },
      {
        "municipalityCode": "23106",
        "municipality": "名古屋市中区",
        "pricePerSquareMeter": 405000,
        "lat": 35.14996333,
        "lng": 136.89551028,
        "address": "正木１－９－２"
      },
      {
        "municipalityCode": "23107",
        "municipality": "名古屋市昭和区",
        "pricePerSquareMeter": 404000,
        "lat": 35.14123111,
        "lng": 136.95126722,
        "address": "南山町２３番１２外"
      },
      {
        "municipalityCode": "23107",
        "municipality": "名古屋市昭和区",
        "pricePerSquareMeter": 404000,
        "lat": 35.14123111,
        "lng": 136.95126722,
        "address": "南山町２３番１２外"
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    ],
    "percentiles": {
      "p25": 74200,
      "p50": 109000,
      "p75": 161000
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  },
  "transactions": {
    "histogram": [
      {
        "label": "0-1000万円",
        "min": 0,
        "max": 10000000,
        "count": 2962
      },
      {
        "label": "1000万-2000万円",
        "min": 10000000,
        "max": 20000000,
        "count": 2929
      },
      {
        "label": "2000万-3000万円",
        "min": 20000000,
        "max": 30000000,
        "count": 2850
      },
      {
        "label": "3000万-5000万円",
        "min": 30000000,
        "max": 50000000,
        "count": 3672
      },
      {
        "label": "5000万-1億円",
        "min": 50000000,
        "max": 100000000,
        "count": 1670
      },
      {
        "label": "1億円以上",
        "min": 100000000,
        "max": null,
        "count": 763
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    ],
    "municipalitySummary": [
      {
        "municipalityCode": "23108",
        "municipality": "名古屋市瑞穂区",
        "median": 41000000,
        "average": 66568675,
        "count": 249,
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      {
        "municipalityCode": "23101",
        "municipality": "名古屋市千種区",
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        "average": 76962469,
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        "lng": null
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      {
        "municipalityCode": "23115",
        "municipality": "名古屋市名東区",
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        "average": 54890228,
        "count": 307,
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        "lng": null
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      {
        "municipalityCode": "23107",
        "municipality": "名古屋市昭和区",
        "median": 39000000,
        "average": 60406107,
        "count": 262,
        "lat": null,
        "lng": null
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      {
        "municipalityCode": "23102",
        "municipality": "名古屋市東区",
        "median": 37000000,
        "average": 74302521,
        "count": 238,
        "lat": null,
        "lng": null
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      {
        "municipalityCode": "23116",
        "municipality": "名古屋市天白区",
        "median": 36000000,
        "average": 55012150,
        "count": 321,
        "lat": null,
        "lng": null
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      {
        "municipalityCode": "23238",
        "municipality": "長久手市",
        "median": 35000000,
        "average": 50608696,
        "count": 115,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "23210",
        "municipality": "刈谷市",
        "median": 34500000,
        "average": 45016306,
        "count": 268,
        "lat": null,
        "lng": null
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      {
        "municipalityCode": "23114",
        "municipality": "名古屋市緑区",
        "median": 34000000,
        "average": 43122350,
        "count": 434,
        "lat": null,
        "lng": null
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      {
        "municipalityCode": "23104",
        "municipality": "名古屋市西区",
        "median": 33000000,
        "average": 52750838,
        "count": 334,
        "lat": null,
        "lng": null
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      {
        "municipalityCode": "23105",
        "municipality": "名古屋市中村区",
        "median": 32000000,
        "average": 70691831,
        "count": 355,
        "lat": null,
        "lng": null
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      {
        "municipalityCode": "23225",
        "municipality": "知立市",
        "median": 32000000,
        "average": 43673281,
        "count": 128,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "23103",
        "municipality": "名古屋市北区",
        "median": 31000000,
        "average": 44146844,
        "count": 301,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "23223",
        "municipality": "大府市",
        "median": 31000000,
        "average": 39908526,
        "count": 190,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "23110",
        "municipality": "名古屋市中川区",
        "median": 30000000,
        "average": 38118000,
        "count": 375,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "23212",
        "municipality": "安城市",
        "median": 30000000,
        "average": 39188485,
        "count": 297,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "23112",
        "municipality": "名古屋市南区",
        "median": 29000000,
        "average": 35832709,
        "count": 299,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "23222",
        "municipality": "東海市",
        "median": 29000000,
        "average": 34634648,
        "count": 256,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "23230",
        "municipality": "日進市",
        "median": 29000000,
        "average": 51498775,
        "count": 204,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "23236",
        "municipality": "みよし市",
        "median": 29000000,
        "average": 40462000,
        "count": 150,
        "lat": null,
        "lng": null
      }
    ],
    "sampleCount": 14846,
    "percentiles": {
      "p25": 13000000,
      "p50": 25000000,
      "p75": 40000000
    }
  },
  "populationTrend": [
    {
      "year": 2020,
      "value": 7542415,
      "sourceId": "estat-population"
    }
  ],
  "hazardRisk": {
    "score": null,
    "level": "要地域確認",
    "summary": "愛知県の災害リスクは住所、地形、自治体ハザードマップで判定が変わります。Phase 1では国土数値情報の公式入口を確認し、重い災害GeoJSONの全面同梱は行っていません。",
    "sourceId": "ksj-hazard",
    "missingReason": "国土数値情報の災害データは住所単位の確認が必要なため、県別の単一スコアには集約していません。",
    "indicators": [
      {
        "label": "住所単位確認",
        "value": "自治体ハザードマップ必須",
        "sourceId": "ksj-hazard"
      },
      {
        "label": "Phase 1方針",
        "value": "巨大GeoJSON同梱なし",
        "sourceId": "ksj-hazard"
      }
    ]
  },
  "sources": [
    {
      "id": "reinfolib-xit001",
      "name": "不動産情報ライブラリ XIT001",
      "url": "https://www.reinfolib.mlit.go.jp/help/apiManual/xit001/",
      "retrievedAt": "2026-04-29T20:54:55.364Z",
      "period": "2024",
      "notes": "不動産取引価格情報を都道府県別・四半期別に取得し、取引価格を集計しています。"
    },
    {
      "id": "reinfolib-xct001",
      "name": "不動産情報ライブラリ XCT001",
      "url": "https://www.reinfolib.mlit.go.jp/help/apiManual/xct001/",
      "retrievedAt": "2026-04-29T20:54:55.364Z",
      "period": "2026",
      "notes": "地価公示の住宅地データを取得し、1㎡当たり価格を集計しています。"
    },
    {
      "id": "estat-population",
      "name": "e-Stat 国勢調査 人口",
      "url": "https://www.e-stat.go.jp/api/api-info/e-stat-manual3-0",
      "retrievedAt": "2026-04-29T20:54:55.364Z",
      "period": "2020",
      "notes": "getStatsList/getMetaInfoで統計表と次元を確認し、getStatsDataで都道府県別総人口を取得しています。"
    },
    {
      "id": "ksj-hazard",
      "name": "国土数値情報",
      "url": "https://nlftp.mlit.go.jp/ksj/",
      "retrievedAt": "2026-04-29T20:54:55.364Z",
      "period": "dataset-specific",
      "notes": "Phase 1では巨大GeoJSONを同梱せず、公式災害・地理空間データの確認導線と地域確認注意を掲載しています。"
    },
    {
      "id": "gsi-tiles",
      "name": "国土地理院 地理院タイル",
      "url": "https://maps.gsi.go.jp/development/",
      "retrievedAt": "2026-04-29T20:54:55.364Z",
      "period": "current",
      "notes": "MapLibre GL JSの背景地図として標準地図タイルを利用します。"
    }
  ],
  "quality": {
    "missingReasons": [
      "2020年国勢調査の都道府県別総人口を掲載。5年増減率は同一表内で算出できる過去年が未確認のため未掲載です。",
      "国土数値情報の災害データは住所単位の確認が必要なため、県別の単一スコアには集約していません。"
    ],
    "warnings": [
      "取引価格は2024年の不動産取引価格情報を集計しており、個別物件の査定額ではありません。",
      "地価公示は住宅地division=00の1㎡当たり価格を集計しています。",
      "災害リスクは住所単位で変わるため、自治体ハザードマップで必ず確認してください。"
    ]
  },
  "ranking": {
    "landPriceRank": 7,
    "transactionRank": 4,
    "populationRank": 4
  }
}