{
  "version": "2026-04-30-real-data-v1",
  "generatedAt": "2026-04-29T20:54:55.364Z",
  "prefecture": {
    "code": "42",
    "slug": "nagasaki",
    "name": "長崎県",
    "region": "九州",
    "center": {
      "lat": 32.74472,
      "lng": 129.87361,
      "zoom": 7
    }
  },
  "metrics": {
    "transactionPrice": {
      "median": 7000000,
      "average": 17671107,
      "count": 2636,
      "unit": "円",
      "period": "2024",
      "sourceId": "reinfolib-xit001",
      "missingReason": null
    },
    "landPrice": {
      "median": 37950,
      "average": 46270,
      "count": 330,
      "unit": "円/m²",
      "period": "2026",
      "sourceId": "reinfolib-xct001",
      "missingReason": null
    },
    "population": {
      "latest": 1312317,
      "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": "長崎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": "42308",
        "municipality": "時津町",
        "median": 73100,
        "average": 73175,
        "count": 4,
        "lat": 32.827595,
        "lng": 129.855324
      },
      {
        "municipalityCode": "42307",
        "municipality": "長与町",
        "median": 55150,
        "average": 57700,
        "count": 8,
        "lat": 32.827505,
        "lng": 129.872605
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "median": 53400,
        "average": 72182,
        "count": 118,
        "lat": 32.75806,
        "lng": 129.863072
      },
      {
        "municipalityCode": "42205",
        "municipality": "大村市",
        "median": 45600,
        "average": 44838,
        "count": 8,
        "lat": 32.91208,
        "lng": 129.965096
      },
      {
        "municipalityCode": "42202",
        "municipality": "佐世保市",
        "median": 41350,
        "average": 39447,
        "count": 82,
        "lat": 33.182174,
        "lng": 129.709405
      },
      {
        "municipalityCode": "42204",
        "municipality": "諫早市",
        "median": 37950,
        "average": 40483,
        "count": 30,
        "lat": 32.845949,
        "lng": 130.034126
      },
      {
        "municipalityCode": "42203",
        "municipality": "島原市",
        "median": 28500,
        "average": 28500,
        "count": 4,
        "lat": 32.77925,
        "lng": 130.36475
      },
      {
        "municipalityCode": "42209",
        "municipality": "対馬市",
        "median": 27100,
        "average": 27100,
        "count": 2,
        "lat": 34.208555,
        "lng": 129.293034
      },
      {
        "municipalityCode": "42322",
        "municipality": "川棚町",
        "median": 19700,
        "average": 19700,
        "count": 4,
        "lat": 33.062124,
        "lng": 129.851365
      },
      {
        "municipalityCode": "42391",
        "municipality": "佐々町",
        "median": 18750,
        "average": 18750,
        "count": 4,
        "lat": 33.255089,
        "lng": 129.668194
      },
      {
        "municipalityCode": "42207",
        "municipality": "平戸市",
        "median": 16200,
        "average": 14512,
        "count": 10,
        "lat": 33.364171,
        "lng": 129.563423
      },
      {
        "municipalityCode": "42213",
        "municipality": "雲仙市",
        "median": 14400,
        "average": 14200,
        "count": 12,
        "lat": 32.796194,
        "lng": 130.234417
      },
      {
        "municipalityCode": "42323",
        "municipality": "波佐見町",
        "median": 14300,
        "average": 14300,
        "count": 4,
        "lat": 33.129543,
        "lng": 129.888866
      },
      {
        "municipalityCode": "42211",
        "municipality": "五島市",
        "median": 14250,
        "average": 14250,
        "count": 4,
        "lat": 32.691225,
        "lng": 128.843912
      },
      {
        "municipalityCode": "42411",
        "municipality": "新上五島町",
        "median": 13200,
        "average": 13467,
        "count": 6,
        "lat": 32.981624,
        "lng": 129.082266
      },
      {
        "municipalityCode": "42321",
        "municipality": "東彼杵町",
        "median": 12925,
        "average": 12913,
        "count": 4,
        "lat": 33.046972,
        "lng": 129.902444
      },
      {
        "municipalityCode": "42214",
        "municipality": "南島原市",
        "median": 12650,
        "average": 12658,
        "count": 12,
        "lat": 32.650357,
        "lng": 130.259227
      },
      {
        "municipalityCode": "42210",
        "municipality": "壱岐市",
        "median": 11550,
        "average": 11550,
        "count": 4,
        "lat": 33.741984,
        "lng": 129.689134
      },
      {
        "municipalityCode": "42208",
        "municipality": "松浦市",
        "median": 10800,
        "average": 11943,
        "count": 6,
        "lat": 33.35737,
        "lng": 129.703889
      },
      {
        "municipalityCode": "42212",
        "municipality": "西海市",
        "median": 8895,
        "average": 8895,
        "count": 4,
        "lat": 33.026122,
        "lng": 129.586644
      }
    ],
    "points": [
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 302000,
        "lat": 32.75390389,
        "lng": 129.88350556,
        "address": "上西山町２－２２"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 302000,
        "lat": 32.75390389,
        "lng": 129.88350556,
        "address": "上西山町２－２２"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 265000,
        "lat": 32.77372222,
        "lng": 129.86697222,
        "address": "平和町２８－３"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 264000,
        "lat": 32.77372222,
        "lng": 129.86697222,
        "address": "平和町２８－３"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 248000,
        "lat": 32.75158806,
        "lng": 129.88801028,
        "address": "伊良林１－９－２"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 247000,
        "lat": 32.75158806,
        "lng": 129.88801028,
        "address": "伊良林１－９－２"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 204000,
        "lat": 32.77284389,
        "lng": 129.85528722,
        "address": "富士見町１７－３"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 203000,
        "lat": 32.77284389,
        "lng": 129.85528722,
        "address": "富士見町１７－３"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 198000,
        "lat": 32.78144444,
        "lng": 129.86744444,
        "address": "本原町３１－８"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 196000,
        "lat": 32.78144444,
        "lng": 129.86744444,
        "address": "本原町３１－８"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 189000,
        "lat": 32.75611111,
        "lng": 129.88783333,
        "address": "片淵２－１３－１７"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 189000,
        "lat": 32.76266389,
        "lng": 129.86680889,
        "address": "緑町１０－１７"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 189000,
        "lat": 32.76266389,
        "lng": 129.86680889,
        "address": "緑町１０－１７"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 188000,
        "lat": 32.75611111,
        "lng": 129.88783333,
        "address": "片淵２－１３－１７"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 138000,
        "lat": 32.75993722,
        "lng": 129.8868875,
        "address": "西山２－２５－６"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 138000,
        "lat": 32.75993722,
        "lng": 129.8868875,
        "address": "西山２－２５－６"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 130000,
        "lat": 32.75520889,
        "lng": 129.89271194,
        "address": "鳴滝２－８－１２"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 130000,
        "lat": 32.75520889,
        "lng": 129.89271194,
        "address": "鳴滝２－８－１２"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 114000,
        "lat": 32.75482889,
        "lng": 129.86305,
        "address": "光町１０－１３"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 113000,
        "lat": 32.75482889,
        "lng": 129.86305,
        "address": "光町１０－１３"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 101000,
        "lat": 32.74011111,
        "lng": 129.88436111,
        "address": "高平町４－８"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 101000,
        "lat": 32.74011111,
        "lng": 129.88436111,
        "address": "高平町４－８"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 98400,
        "lat": 32.77832778,
        "lng": 129.87205833,
        "address": "高尾町１４－３"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 98400,
        "lat": 32.77832778,
        "lng": 129.87205833,
        "address": "高尾町１４－３"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 96600,
        "lat": 32.70330556,
        "lng": 129.85486111,
        "address": "ダイヤランド２－２８－８"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 96200,
        "lat": 32.70330556,
        "lng": 129.85486111,
        "address": "ダイヤランド２－２８－８"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 86500,
        "lat": 32.78126806,
        "lng": 129.85920056,
        "address": "江里町１１－４"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 86400,
        "lat": 32.78126806,
        "lng": 129.85920056,
        "address": "江里町１１－４"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 80000,
        "lat": 32.71663,
        "lng": 129.86867806,
        "address": "上戸町２－３－５"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 80000,
        "lat": 32.71663,
        "lng": 129.86867806,
        "address": "上戸町２－３－５"
      },
      {
        "municipalityCode": "42308",
        "municipality": "時津町",
        "pricePerSquareMeter": 78000,
        "lat": 32.82416556,
        "lng": 129.85060472,
        "address": "元村郷字松山３７１番１４"
      },
      {
        "municipalityCode": "42308",
        "municipality": "時津町",
        "pricePerSquareMeter": 77700,
        "lat": 32.82416556,
        "lng": 129.85060472,
        "address": "元村郷字松山３７１番１４"
      },
      {
        "municipalityCode": "42307",
        "municipality": "長与町",
        "pricePerSquareMeter": 75500,
        "lat": 32.80811111,
        "lng": 129.85066667,
        "address": "高田郷字山添２２３８番４９"
      },
      {
        "municipalityCode": "42307",
        "municipality": "長与町",
        "pricePerSquareMeter": 75500,
        "lat": 32.80811111,
        "lng": 129.85066667,
        "address": "高田郷字山添２２３８番４９"
      },
      {
        "municipalityCode": "42202",
        "municipality": "佐世保市",
        "pricePerSquareMeter": 75300,
        "lat": 33.18297222,
        "lng": 129.71366667,
        "address": "清水町４－２６"
      },
      {
        "municipalityCode": "42202",
        "municipality": "佐世保市",
        "pricePerSquareMeter": 75100,
        "lat": 33.18297222,
        "lng": 129.71366667,
        "address": "清水町４－２６"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 74500,
        "lat": 32.76959,
        "lng": 129.85009389,
        "address": "立岩町８－１６"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 74400,
        "lat": 32.76959,
        "lng": 129.85009389,
        "address": "立岩町８－１６"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 72000,
        "lat": 32.77416667,
        "lng": 129.83994444,
        "address": "城山台２－１０－２１"
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "pricePerSquareMeter": 71800,
        "lat": 32.77416667,
        "lng": 129.83994444,
        "address": "城山台２－１０－２１"
      }
    ],
    "percentiles": {
      "p25": 16900,
      "p50": 37950,
      "p75": 54300
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  },
  "transactions": {
    "histogram": [
      {
        "label": "0-1000万円",
        "min": 0,
        "max": 10000000,
        "count": 1539
      },
      {
        "label": "1000万-2000万円",
        "min": 10000000,
        "max": 20000000,
        "count": 465
      },
      {
        "label": "2000万-3000万円",
        "min": 20000000,
        "max": 30000000,
        "count": 257
      },
      {
        "label": "3000万-5000万円",
        "min": 30000000,
        "max": 50000000,
        "count": 230
      },
      {
        "label": "5000万-1億円",
        "min": 50000000,
        "max": 100000000,
        "count": 77
      },
      {
        "label": "1億円以上",
        "min": 100000000,
        "max": null,
        "count": 68
      }
    ],
    "municipalitySummary": [
      {
        "municipalityCode": "42307",
        "municipality": "西彼杵郡長与町",
        "median": 16000000,
        "average": 33181791,
        "count": 67,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42201",
        "municipality": "長崎市",
        "median": 13000000,
        "average": 28053669,
        "count": 623,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42202",
        "municipality": "佐世保市",
        "median": 12000000,
        "average": 19381766,
        "count": 410,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42205",
        "municipality": "大村市",
        "median": 12000000,
        "average": 18197124,
        "count": 274,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42308",
        "municipality": "西彼杵郡時津町",
        "median": 12000000,
        "average": 34846154,
        "count": 39,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42204",
        "municipality": "諫早市",
        "median": 9550000,
        "average": 20437284,
        "count": 324,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42323",
        "municipality": "東彼杵郡波佐見町",
        "median": 8500000,
        "average": 14062200,
        "count": 25,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42391",
        "municipality": "北松浦郡佐々町",
        "median": 6200000,
        "average": 8851905,
        "count": 21,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42322",
        "municipality": "東彼杵郡川棚町",
        "median": 5000000,
        "average": 22025517,
        "count": 29,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42203",
        "municipality": "島原市",
        "median": 2800000,
        "average": 4249704,
        "count": 135,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42321",
        "municipality": "東彼杵郡東彼杵町",
        "median": 2250000,
        "average": 9956364,
        "count": 22,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42211",
        "municipality": "五島市",
        "median": 2000000,
        "average": 3801500,
        "count": 70,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42212",
        "municipality": "西海市",
        "median": 1900000,
        "average": 6914206,
        "count": 63,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42411",
        "municipality": "南松浦郡新上五島町",
        "median": 1600000,
        "average": 3371193,
        "count": 42,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42208",
        "municipality": "松浦市",
        "median": 1150000,
        "average": 5314731,
        "count": 26,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42383",
        "municipality": "北松浦郡小値賀町",
        "median": 1065000,
        "average": 1057500,
        "count": 4,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42214",
        "municipality": "南島原市",
        "median": 1050000,
        "average": 2234182,
        "count": 88,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42207",
        "municipality": "平戸市",
        "median": 1000000,
        "average": 3537179,
        "count": 56,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42213",
        "municipality": "雲仙市",
        "median": 1000000,
        "average": 11101757,
        "count": 202,
        "lat": null,
        "lng": null
      },
      {
        "municipalityCode": "42209",
        "municipality": "対馬市",
        "median": 540000,
        "average": 2672516,
        "count": 62,
        "lat": null,
        "lng": null
      }
    ],
    "sampleCount": 2636,
    "percentiles": {
      "p25": 1400000,
      "p50": 7000000,
      "p75": 18000000
    }
  },
  "populationTrend": [
    {
      "year": 2020,
      "value": 1312317,
      "sourceId": "estat-population"
    }
  ],
  "hazardRisk": {
    "score": null,
    "level": "要地域確認",
    "summary": "長崎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": 24,
    "transactionRank": 25,
    "populationRank": 30
  }
}