{
  "version": "2026-04-30-real-data-v1",
  "generatedAt": "2026-04-29T20:54:55.364Z",
  "prefecture": {
    "code": "19",
    "slug": "yamanashi",
    "name": "山梨県",
    "region": "中部",
    "center": {
      "lat": 35.66389,
      "lng": 138.56833,
      "zoom": 7
    }
  },
  "metrics": {
    "transactionPrice": {
      "median": 8800000,
      "average": 15841877,
      "count": 1744,
      "unit": "円",
      "period": "2024",
      "sourceId": "reinfolib-xit001",
      "missingReason": null
    },
    "landPrice": {
      "median": 33700,
      "average": 34489,
      "count": 210,
      "unit": "円/m²",
      "period": "2026",
      "sourceId": "reinfolib-xct001",
      "missingReason": null
    },
    "population": {
      "latest": 809974,
      "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": "山梨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": "19212",
        "municipality": "上野原市",
        "median": 66200,
        "average": 66200,
        "count": 4,
        "lat": 35.627543,
        "lng": 139.111361
      },
      {
        "municipalityCode": "19206",
        "municipality": "大月市",
        "median": 58050,
        "average": 52333,
        "count": 6,
        "lat": 35.612279,
        "lng": 138.959933
      },
      {
        "municipalityCode": "19384",
        "municipality": "昭和町",
        "median": 57350,
        "average": 57100,
        "count": 8,
        "lat": 35.624959,
        "lng": 138.532324
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "median": 44400,
        "average": 44041,
        "count": 54,
        "lat": 35.654484,
        "lng": 138.569298
      },
      {
        "municipalityCode": "19204",
        "municipality": "都留市",
        "median": 43900,
        "average": 41800,
        "count": 6,
        "lat": 35.555827,
        "lng": 138.900222
      },
      {
        "municipalityCode": "19210",
        "municipality": "甲斐市",
        "median": 40200,
        "average": 38370,
        "count": 20,
        "lat": 35.670758,
        "lng": 138.514336
      },
      {
        "municipalityCode": "19207",
        "municipality": "韮崎市",
        "median": 35800,
        "average": 36583,
        "count": 6,
        "lat": 35.709574,
        "lng": 138.455411
      },
      {
        "municipalityCode": "19430",
        "municipality": "富士河口湖町",
        "median": 34400,
        "average": 31438,
        "count": 8,
        "lat": 35.49824,
        "lng": 138.746288
      },
      {
        "municipalityCode": "19205",
        "municipality": "山梨市",
        "median": 31450,
        "average": 31383,
        "count": 6,
        "lat": 35.692858,
        "lng": 138.6921
      },
      {
        "municipalityCode": "19214",
        "municipality": "中央市",
        "median": 29200,
        "average": 26940,
        "count": 10,
        "lat": 35.593588,
        "lng": 138.533271
      },
      {
        "municipalityCode": "19202",
        "municipality": "富士吉田市",
        "median": 29050,
        "average": 31925,
        "count": 8,
        "lat": 35.482894,
        "lng": 138.791918
      },
      {
        "municipalityCode": "19213",
        "municipality": "甲州市",
        "median": 28950,
        "average": 25390,
        "count": 10,
        "lat": 35.686277,
        "lng": 138.72487
      },
      {
        "municipalityCode": "19424",
        "municipality": "忍野村",
        "median": 25700,
        "average": 25700,
        "count": 4,
        "lat": 35.457063,
        "lng": 138.847264
      },
      {
        "municipalityCode": "19346",
        "municipality": "市川三郷町",
        "median": 25200,
        "average": 25567,
        "count": 6,
        "lat": 35.563738,
        "lng": 138.501634
      },
      {
        "municipalityCode": "19208",
        "municipality": "南アルプス市",
        "median": 24400,
        "average": 23592,
        "count": 12,
        "lat": 35.631824,
        "lng": 138.504094
      },
      {
        "municipalityCode": "19423",
        "municipality": "西桂町",
        "median": 23300,
        "average": 23300,
        "count": 2,
        "lat": 35.522918,
        "lng": 138.850178
      },
      {
        "municipalityCode": "19368",
        "municipality": "富士川町",
        "median": 23200,
        "average": 23733,
        "count": 6,
        "lat": 35.560867,
        "lng": 138.463546
      },
      {
        "municipalityCode": "19211",
        "municipality": "笛吹市",
        "median": 19650,
        "average": 21695,
        "count": 20,
        "lat": 35.636924,
        "lng": 138.64795
      },
      {
        "municipalityCode": "19425",
        "municipality": "山中湖村",
        "median": 18400,
        "average": 18400,
        "count": 4,
        "lat": 35.427425,
        "lng": 138.843596
      },
      {
        "municipalityCode": "19209",
        "municipality": "北杜市",
        "median": 13550,
        "average": 14450,
        "count": 6,
        "lat": 35.865196,
        "lng": 138.406099
      }
    ],
    "points": [
      {
        "municipalityCode": "19212",
        "municipality": "上野原市",
        "pricePerSquareMeter": 66800,
        "lat": 35.62530806,
        "lng": 139.11109111,
        "address": "上野原字押出し１８８０番５"
      },
      {
        "municipalityCode": "19212",
        "municipality": "上野原市",
        "pricePerSquareMeter": 66800,
        "lat": 35.62530806,
        "lng": 139.11109111,
        "address": "上野原字押出し１８８０番５"
      },
      {
        "municipalityCode": "19212",
        "municipality": "上野原市",
        "pricePerSquareMeter": 65600,
        "lat": 35.62977889,
        "lng": 139.11163,
        "address": "上野原字上宿３５２１番１３"
      },
      {
        "municipalityCode": "19212",
        "municipality": "上野原市",
        "pricePerSquareMeter": 65600,
        "lat": 35.62977889,
        "lng": 139.11163,
        "address": "上野原字上宿３５２１番１３"
      },
      {
        "municipalityCode": "19206",
        "municipality": "大月市",
        "pricePerSquareMeter": 64500,
        "lat": 35.61042111,
        "lng": 138.94215194,
        "address": "大月１－１６－５"
      },
      {
        "municipalityCode": "19206",
        "municipality": "大月市",
        "pricePerSquareMeter": 64500,
        "lat": 35.61042111,
        "lng": 138.94215194,
        "address": "大月１－１６－５"
      },
      {
        "municipalityCode": "19384",
        "municipality": "昭和町",
        "pricePerSquareMeter": 63400,
        "lat": 35.61861389,
        "lng": 138.52375111,
        "address": "河西字亀住１６０３番２"
      },
      {
        "municipalityCode": "19384",
        "municipality": "昭和町",
        "pricePerSquareMeter": 63100,
        "lat": 35.61861389,
        "lng": 138.52375111,
        "address": "河西字亀住１６０３番２"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 61500,
        "lat": 35.65778111,
        "lng": 138.56023194,
        "address": "寿町２３－１１"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 61500,
        "lat": 35.65778111,
        "lng": 138.56023194,
        "address": "寿町２３－１１"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 61000,
        "lat": 35.675475,
        "lng": 138.57455278,
        "address": "武田３－５－１８"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 61000,
        "lat": 35.675475,
        "lng": 138.57455278,
        "address": "武田３－５－１８"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 60000,
        "lat": 35.68352778,
        "lng": 138.57352778,
        "address": "屋形２－２－８"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 60000,
        "lat": 35.68352778,
        "lng": 138.57352778,
        "address": "屋形２－２－８"
      },
      {
        "municipalityCode": "19206",
        "municipality": "大月市",
        "pricePerSquareMeter": 58100,
        "lat": 35.61509583,
        "lng": 138.94923194,
        "address": "駒橋１－８－３"
      },
      {
        "municipalityCode": "19206",
        "municipality": "大月市",
        "pricePerSquareMeter": 58000,
        "lat": 35.61509583,
        "lng": 138.94923194,
        "address": "駒橋１－８－３"
      },
      {
        "municipalityCode": "19384",
        "municipality": "昭和町",
        "pricePerSquareMeter": 57600,
        "lat": 35.613615,
        "lng": 138.52108111,
        "address": "河西字大林１４２７番"
      },
      {
        "municipalityCode": "19384",
        "municipality": "昭和町",
        "pricePerSquareMeter": 57400,
        "lat": 35.613615,
        "lng": 138.52108111,
        "address": "河西字大林１４２７番"
      },
      {
        "municipalityCode": "19384",
        "municipality": "昭和町",
        "pricePerSquareMeter": 57300,
        "lat": 35.64145111,
        "lng": 138.53970194,
        "address": "西条字岡畑２５９２番４"
      },
      {
        "municipalityCode": "19384",
        "municipality": "昭和町",
        "pricePerSquareMeter": 57300,
        "lat": 35.64145111,
        "lng": 138.53970194,
        "address": "西条字岡畑２５９２番４"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 56100,
        "lat": 35.68322389,
        "lng": 138.56019,
        "address": "緑が丘２－１３－１７"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 56100,
        "lat": 35.68322389,
        "lng": 138.56019,
        "address": "緑が丘２－１３－１７"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 52800,
        "lat": 35.64957889,
        "lng": 138.55064583,
        "address": "下石田２－２－１５"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 52800,
        "lat": 35.64957889,
        "lng": 138.55064583,
        "address": "下石田２－２－１５"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 52100,
        "lat": 35.67498,
        "lng": 138.554905,
        "address": "塩部４－７－１１"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 51900,
        "lat": 35.67498,
        "lng": 138.554905,
        "address": "塩部４－７－１１"
      },
      {
        "municipalityCode": "19384",
        "municipality": "昭和町",
        "pricePerSquareMeter": 50400,
        "lat": 35.6261575,
        "lng": 138.54476,
        "address": "押越字川瀬２２６４番"
      },
      {
        "municipalityCode": "19384",
        "municipality": "昭和町",
        "pricePerSquareMeter": 50300,
        "lat": 35.6261575,
        "lng": 138.54476,
        "address": "押越字川瀬２２６４番"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 49700,
        "lat": 35.67719306,
        "lng": 138.56917194,
        "address": "天神町１４－２"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 49700,
        "lat": 35.67719306,
        "lng": 138.56917194,
        "address": "天神町１４－２"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 49400,
        "lat": 35.67499917,
        "lng": 138.54975,
        "address": "富士見１－１５－１１"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 49400,
        "lat": 35.67499917,
        "lng": 138.54975,
        "address": "富士見１－１５－１１"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 49100,
        "lat": 35.64906889,
        "lng": 138.57639806,
        "address": "湯田１－１０－９"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 49100,
        "lat": 35.64906889,
        "lng": 138.57639806,
        "address": "湯田１－１０－９"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 48600,
        "lat": 35.66562611,
        "lng": 138.559705,
        "address": "飯田３－１－２６"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 48500,
        "lat": 35.66562611,
        "lng": 138.559705,
        "address": "飯田３－１－２６"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 48300,
        "lat": 35.63927194,
        "lng": 138.56542,
        "address": "伊勢４－３０－６"
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "pricePerSquareMeter": 48300,
        "lat": 35.63927194,
        "lng": 138.56542,
        "address": "伊勢４－３０－６"
      },
      {
        "municipalityCode": "19210",
        "municipality": "甲斐市",
        "pricePerSquareMeter": 47800,
        "lat": 35.67903111,
        "lng": 138.52013306,
        "address": "中下条字中更２８６番９"
      },
      {
        "municipalityCode": "19210",
        "municipality": "甲斐市",
        "pricePerSquareMeter": 47600,
        "lat": 35.67903111,
        "lng": 138.52013306,
        "address": "中下条字中更２８６番９"
      }
    ],
    "percentiles": {
      "p25": 22400,
      "p50": 33700,
      "p75": 44500
    }
  },
  "transactions": {
    "histogram": [
      {
        "label": "0-1000万円",
        "min": 0,
        "max": 10000000,
        "count": 965
      },
      {
        "label": "1000万-2000万円",
        "min": 10000000,
        "max": 20000000,
        "count": 390
      },
      {
        "label": "2000万-3000万円",
        "min": 20000000,
        "max": 30000000,
        "count": 163
      },
      {
        "label": "3000万-5000万円",
        "min": 30000000,
        "max": 50000000,
        "count": 149
      },
      {
        "label": "5000万-1億円",
        "min": 50000000,
        "max": 100000000,
        "count": 56
      },
      {
        "label": "1億円以上",
        "min": 100000000,
        "max": null,
        "count": 21
      }
    ],
    "municipalitySummary": [
      {
        "municipalityCode": "19384",
        "municipality": "中巨摩郡昭和町",
        "median": 24000000,
        "average": 27465000,
        "count": 40,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19423",
        "municipality": "南都留郡西桂町",
        "median": 14000000,
        "average": 19494000,
        "count": 10,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19212",
        "municipality": "上野原市",
        "median": 11500000,
        "average": 9950000,
        "count": 20,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19210",
        "municipality": "甲斐市",
        "median": 11000000,
        "average": 17637503,
        "count": 153,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19201",
        "municipality": "甲府市",
        "median": 10000000,
        "average": 20848848,
        "count": 408,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19204",
        "municipality": "都留市",
        "median": 9900000,
        "average": 17056061,
        "count": 33,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19211",
        "municipality": "笛吹市",
        "median": 9900000,
        "average": 15551818,
        "count": 88,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19207",
        "municipality": "韮崎市",
        "median": 9550000,
        "average": 12591667,
        "count": 66,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19214",
        "municipality": "中央市",
        "median": 9300000,
        "average": 12992093,
        "count": 43,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19430",
        "municipality": "南都留郡富士河口湖町",
        "median": 9000000,
        "average": 18973793,
        "count": 87,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19424",
        "municipality": "南都留郡忍野村",
        "median": 8900000,
        "average": 11820000,
        "count": 5,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19209",
        "municipality": "北杜市",
        "median": 8250000,
        "average": 12773244,
        "count": 262,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19208",
        "municipality": "南アルプス市",
        "median": 8200000,
        "average": 18322148,
        "count": 135,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19202",
        "municipality": "富士吉田市",
        "median": 8000000,
        "average": 14299279,
        "count": 68,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19205",
        "municipality": "山梨市",
        "median": 8000000,
        "average": 9114396,
        "count": 48,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19422",
        "municipality": "南都留郡道志村",
        "median": 8000000,
        "average": 8000000,
        "count": 1,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19425",
        "municipality": "南都留郡山中湖村",
        "median": 7500000,
        "average": 21212833,
        "count": 36,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19429",
        "municipality": "南都留郡鳴沢村",
        "median": 4750000,
        "average": 9510982,
        "count": 84,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19368",
        "municipality": "南巨摩郡富士川町",
        "median": 4400000,
        "average": 6197381,
        "count": 21,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "19213",
        "municipality": "甲州市",
        "median": 4300000,
        "average": 8100210,
        "count": 41,
        "lat": null,
        "lng": null
      }
    ],
    "sampleCount": 1744,
    "percentiles": {
      "p25": 4000000,
      "p50": 8800000,
      "p75": 18000000
    }
  },
  "populationTrend": [
    {
      "year": 2020,
      "value": 809974,
      "sourceId": "estat-population"
    }
  ],
  "hazardRisk": {
    "score": null,
    "level": "要地域確認",
    "summary": "山梨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": 28,
    "transactionRank": 20,
    "populationRank": 42
  }
}