{
  "version": "2026-04-30-real-data-v1",
  "generatedAt": "2026-04-29T20:54:55.364Z",
  "prefecture": {
    "code": "41",
    "slug": "saga",
    "name": "佐賀県",
    "region": "九州",
    "center": {
      "lat": 33.24944,
      "lng": 130.29889,
      "zoom": 8
    }
  },
  "metrics": {
    "transactionPrice": {
      "median": 5700000,
      "average": 15456717,
      "count": 1976,
      "unit": "円",
      "period": "2024",
      "sourceId": "reinfolib-xit001",
      "missingReason": null
    },
    "landPrice": {
      "median": 30750,
      "average": 36796,
      "count": 176,
      "unit": "円/m²",
      "period": "2026",
      "sourceId": "reinfolib-xct001",
      "missingReason": null
    },
    "population": {
      "latest": 811442,
      "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": "佐賀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": "41201",
        "municipality": "佐賀市",
        "median": 47750,
        "average": 50080,
        "count": 50,
        "lat": 33.261339,
        "lng": 130.297785
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "median": 47600,
        "average": 49623,
        "count": 30,
        "lat": 33.376383,
        "lng": 130.509611
      },
      {
        "municipalityCode": "41341",
        "municipality": "基山町",
        "median": 44300,
        "average": 42238,
        "count": 8,
        "lat": 33.417635,
        "lng": 130.531327
      },
      {
        "municipalityCode": "41205",
        "municipality": "伊万里市",
        "median": 27850,
        "average": 27567,
        "count": 6,
        "lat": 33.273199,
        "lng": 129.871534
      },
      {
        "municipalityCode": "41208",
        "municipality": "小城市",
        "median": 26900,
        "average": 27938,
        "count": 8,
        "lat": 33.278691,
        "lng": 130.206761
      },
      {
        "municipalityCode": "41202",
        "municipality": "唐津市",
        "median": 26800,
        "average": 30371,
        "count": 22,
        "lat": 33.448909,
        "lng": 129.973407
      },
      {
        "municipalityCode": "41346",
        "municipality": "みやき町",
        "median": 25200,
        "average": 25300,
        "count": 4,
        "lat": 33.329504,
        "lng": 130.460264
      },
      {
        "municipalityCode": "41206",
        "municipality": "武雄市",
        "median": 25150,
        "average": 28983,
        "count": 6,
        "lat": 33.205757,
        "lng": 130.032038
      },
      {
        "municipalityCode": "41207",
        "municipality": "鹿島市",
        "median": 25100,
        "average": 23717,
        "count": 6,
        "lat": 33.108773,
        "lng": 130.093357
      },
      {
        "municipalityCode": "41327",
        "municipality": "吉野ヶ里町",
        "median": 24500,
        "average": 22000,
        "count": 8,
        "lat": 33.333753,
        "lng": 130.403622
      },
      {
        "municipalityCode": "41209",
        "municipality": "嬉野市",
        "median": 22900,
        "average": 22950,
        "count": 4,
        "lat": 33.096346,
        "lng": 129.986604
      },
      {
        "municipalityCode": "41210",
        "municipality": "神埼市",
        "median": 21600,
        "average": 21625,
        "count": 4,
        "lat": 33.310208,
        "lng": 130.362009
      },
      {
        "municipalityCode": "41345",
        "municipality": "上峰町",
        "median": 18725,
        "average": 18725,
        "count": 4,
        "lat": 33.342346,
        "lng": 130.42027
      },
      {
        "municipalityCode": "41401",
        "municipality": "有田町",
        "median": 15800,
        "average": 18767,
        "count": 6,
        "lat": 33.187037,
        "lng": 129.879762
      },
      {
        "municipalityCode": "41204",
        "municipality": "多久市",
        "median": 13800,
        "average": 12533,
        "count": 6,
        "lat": 33.27672,
        "lng": 130.113078
      },
      {
        "municipalityCode": "41425",
        "municipality": "白石町",
        "median": 13515,
        "average": 13515,
        "count": 4,
        "lat": 33.18388,
        "lng": 130.12296
      }
    ],
    "points": [
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 96000,
        "lat": 33.27315278,
        "lng": 130.30913778,
        "address": "兵庫北５－９－９"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 94500,
        "lat": 33.27315278,
        "lng": 130.30913778,
        "address": "兵庫北５－９－９"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 91300,
        "lat": 33.24497417,
        "lng": 130.29797778,
        "address": "城内１－１２－７"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 91100,
        "lat": 33.25347222,
        "lng": 130.29469444,
        "address": "八幡小路５－１９"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 91000,
        "lat": 33.25347222,
        "lng": 130.29469444,
        "address": "八幡小路５－１９"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 90500,
        "lat": 33.26863306,
        "lng": 130.28809806,
        "address": "神野西４－８－１８"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 90500,
        "lat": 33.26863306,
        "lng": 130.28809806,
        "address": "神野西４－８－１８"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 90000,
        "lat": 33.24497417,
        "lng": 130.29797778,
        "address": "城内１－１２－７"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 87000,
        "lat": 33.25032889,
        "lng": 130.30910389,
        "address": "水ケ江２－５－８"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 87000,
        "lat": 33.25032889,
        "lng": 130.30910389,
        "address": "水ケ江２－５－８"
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "pricePerSquareMeter": 77500,
        "lat": 33.40380556,
        "lng": 130.51929444,
        "address": "弥生が丘５丁目１１４番"
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "pricePerSquareMeter": 77500,
        "lat": 33.40380556,
        "lng": 130.51929444,
        "address": "弥生が丘５丁目１１４番"
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "pricePerSquareMeter": 77000,
        "lat": 33.37536333,
        "lng": 130.49207139,
        "address": "蔵上３丁目２１９番"
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "pricePerSquareMeter": 77000,
        "lat": 33.37536333,
        "lng": 130.49207139,
        "address": "蔵上３丁目２１９番"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 72400,
        "lat": 33.24033333,
        "lng": 130.30383333,
        "address": "本庄町大字袋字円蔵院角３６５番２４"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 71200,
        "lat": 33.24033333,
        "lng": 130.30383333,
        "address": "本庄町大字袋字円蔵院角３６５番２４"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 68600,
        "lat": 33.27646222,
        "lng": 130.26680306,
        "address": "鍋島１－１３－２"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 68600,
        "lat": 33.27646222,
        "lng": 130.26680306,
        "address": "鍋島１－１３－２"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 67600,
        "lat": 33.26902778,
        "lng": 130.27652778,
        "address": "開成４－５－２５"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 67500,
        "lat": 33.26902778,
        "lng": 130.27652778,
        "address": "開成４－５－２５"
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "pricePerSquareMeter": 64300,
        "lat": 33.37065111,
        "lng": 130.50925194,
        "address": "元町字霜月１１９１番２９"
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "pricePerSquareMeter": 64200,
        "lat": 33.37738889,
        "lng": 130.50458333,
        "address": "宿町字野添１１１０番１３"
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "pricePerSquareMeter": 64000,
        "lat": 33.37738889,
        "lng": 130.50458333,
        "address": "宿町字野添１１１０番１３"
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "pricePerSquareMeter": 64000,
        "lat": 33.37065111,
        "lng": 130.50925194,
        "address": "元町字霜月１１９１番２９"
      },
      {
        "municipalityCode": "41202",
        "municipality": "唐津市",
        "pricePerSquareMeter": 62900,
        "lat": 33.45363972,
        "lng": 129.97359056,
        "address": "東城内２－３０"
      },
      {
        "municipalityCode": "41202",
        "municipality": "唐津市",
        "pricePerSquareMeter": 62000,
        "lat": 33.45363972,
        "lng": 129.97359056,
        "address": "東城内２－３０"
      },
      {
        "municipalityCode": "41341",
        "municipality": "基山町",
        "pricePerSquareMeter": 62000,
        "lat": 33.42569444,
        "lng": 130.52975,
        "address": "大字宮浦字玉虫４８６番７６"
      },
      {
        "municipalityCode": "41341",
        "municipality": "基山町",
        "pricePerSquareMeter": 61900,
        "lat": 33.42569444,
        "lng": 130.52975,
        "address": "大字宮浦字玉虫４８６番７６"
      },
      {
        "municipalityCode": "41202",
        "municipality": "唐津市",
        "pricePerSquareMeter": 61600,
        "lat": 33.43737806,
        "lng": 129.99855389,
        "address": "鏡新開６３番２"
      },
      {
        "municipalityCode": "41202",
        "municipality": "唐津市",
        "pricePerSquareMeter": 61200,
        "lat": 33.43737806,
        "lng": 129.99855389,
        "address": "鏡新開６３番２"
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "pricePerSquareMeter": 59600,
        "lat": 33.38062111,
        "lng": 130.50900806,
        "address": "土井町字土井２０７番４"
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "pricePerSquareMeter": 59000,
        "lat": 33.38062111,
        "lng": 130.50900806,
        "address": "土井町字土井２０７番４"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 57000,
        "lat": 33.28436111,
        "lng": 130.28544444,
        "address": "高木瀬西４－５－６"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 57000,
        "lat": 33.28436111,
        "lng": 130.28544444,
        "address": "高木瀬西４－５－６"
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "pricePerSquareMeter": 56700,
        "lat": 33.36764389,
        "lng": 130.51532389,
        "address": "藤木町字二塚２４３１番"
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "pricePerSquareMeter": 56700,
        "lat": 33.36764389,
        "lng": 130.51532389,
        "address": "藤木町字二塚２４３１番"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 54500,
        "lat": 33.26019444,
        "lng": 130.26766667,
        "address": "鍋島町大字八戸溝字一本椿１２７４番１８"
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "pricePerSquareMeter": 54000,
        "lat": 33.26019444,
        "lng": 130.26766667,
        "address": "鍋島町大字八戸溝字一本椿１２７４番１８"
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "pricePerSquareMeter": 54000,
        "lat": 33.38451944,
        "lng": 130.51687222,
        "address": "田代外町字大木６７１番３"
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "pricePerSquareMeter": 53500,
        "lat": 33.38451944,
        "lng": 130.51687222,
        "address": "田代外町字大木６７１番３"
      }
    ],
    "percentiles": {
      "p25": 18300,
      "p50": 30750,
      "p75": 50200
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  },
  "transactions": {
    "histogram": [
      {
        "label": "0-1000万円",
        "min": 0,
        "max": 10000000,
        "count": 1266
      },
      {
        "label": "1000万-2000万円",
        "min": 10000000,
        "max": 20000000,
        "count": 336
      },
      {
        "label": "2000万-3000万円",
        "min": 20000000,
        "max": 30000000,
        "count": 172
      },
      {
        "label": "3000万-5000万円",
        "min": 30000000,
        "max": 50000000,
        "count": 120
      },
      {
        "label": "5000万-1億円",
        "min": 50000000,
        "max": 100000000,
        "count": 52
      },
      {
        "label": "1億円以上",
        "min": 100000000,
        "max": null,
        "count": 30
      }
    ],
    "municipalitySummary": [
      {
        "municipalityCode": "41341",
        "municipality": "三養基郡基山町",
        "median": 19000000,
        "average": 34916527,
        "count": 55,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41203",
        "municipality": "鳥栖市",
        "median": 13000000,
        "average": 51788225,
        "count": 169,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41327",
        "municipality": "神埼郡吉野ヶ里町",
        "median": 11000000,
        "average": 14914615,
        "count": 39,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41206",
        "municipality": "武雄市",
        "median": 8500000,
        "average": 15133649,
        "count": 111,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41201",
        "municipality": "佐賀市",
        "median": 7500000,
        "average": 14190025,
        "count": 560,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41202",
        "municipality": "唐津市",
        "median": 6400000,
        "average": 15061636,
        "count": 206,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41346",
        "municipality": "三養基郡みやき町",
        "median": 6000000,
        "average": 10786790,
        "count": 81,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41345",
        "municipality": "三養基郡上峰町",
        "median": 5750000,
        "average": 12400000,
        "count": 28,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41208",
        "municipality": "小城市",
        "median": 5700000,
        "average": 9554324,
        "count": 173,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41205",
        "municipality": "伊万里市",
        "median": 5500000,
        "average": 13592515,
        "count": 103,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41204",
        "municipality": "多久市",
        "median": 4000000,
        "average": 4081389,
        "count": 36,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41210",
        "municipality": "神埼市",
        "median": 2900000,
        "average": 7801088,
        "count": 80,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41425",
        "municipality": "杵島郡白石町",
        "median": 2500000,
        "average": 4366851,
        "count": 43,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41209",
        "municipality": "嬉野市",
        "median": 1800000,
        "average": 6387671,
        "count": 76,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41401",
        "municipality": "西松浦郡有田町",
        "median": 1400000,
        "average": 4369212,
        "count": 33,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41423",
        "municipality": "杵島郡大町町",
        "median": 1050000,
        "average": 10197143,
        "count": 14,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41424",
        "municipality": "杵島郡江北町",
        "median": 925000,
        "average": 5176567,
        "count": 30,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41207",
        "municipality": "鹿島市",
        "median": 640000,
        "average": 4324000,
        "count": 79,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41387",
        "municipality": "東松浦郡玄海町",
        "median": 430000,
        "average": 1393870,
        "count": 23,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "41441",
        "municipality": "藤津郡太良町",
        "median": 160000,
        "average": 681892,
        "count": 37,
        "lat": null,
        "lng": null
      }
    ],
    "sampleCount": 1976,
    "percentiles": {
      "p25": 1300000,
      "p50": 5700000,
      "p75": 15000000
    }
  },
  "populationTrend": [
    {
      "year": 2020,
      "value": 811442,
      "sourceId": "estat-population"
    }
  ],
  "hazardRisk": {
    "score": null,
    "level": "要地域確認",
    "summary": "佐賀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": 33,
    "transactionRank": 35,
    "populationRank": 41
  }
}