{
  "area": {
    "code": "15000",
    "name": "新潟県",
    "slug": "niigata"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "segment": {
    "segment": "condo",
    "building_type": "detached",
    "label": "分譲住宅・一戸建"
  },
  "unit": {
    "price_per_tsubo": "万円/坪",
    "price_per_sqm": "円/㎡",
    "cost": "万円",
    "floor": "㎡",
    "yoy": "%"
  },
  "formula": "price_per_tsubo = cost_total / floor_total * 3.30579",
  "formula_real": "price_per_tsubo_real = price_per_tsubo / deflator * 100 (MLIT construction cost deflator for housing of the same structure, FY2020 = 100)",
  "source": "https://www.e-stat.go.jp/stat-search/files?page=1&toukei=00600120&tstat=000001016966&cycle=8",
  "last_verified_at": "2026-10-13T11:03:37.415Z",
  "provisional": {
    "fiscal_year": 2026,
    "through_month": "2026-08",
    "months": 5,
    "units": 410,
    "price_per_tsubo": 58.865647697039876,
    "prev_price_per_tsubo": 60.78895998610991,
    "change_vs_prev": -3.163917082163451,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 504,
      "floor_total": 55550,
      "cost_total": 851379,
      "price_per_tsubo": 50.66570989036904,
      "price_per_sqm": 153263.54635463547,
      "cost_per_unit": 1689.2440476190477,
      "floor_per_unit": 110.21825396825396,
      "yoy": null,
      "ratio_national": 1.0318557945346414,
      "rank_in_national": 12,
      "is_spliced": false,
      "price_per_tsubo_real": 57.70581992069367,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 551,
      "floor_total": 60710,
      "cost_total": 919769,
      "price_per_tsubo": 50.08339915186954,
      "price_per_sqm": 151502.0589688684,
      "cost_per_unit": 1669.2722323049002,
      "floor_per_unit": 110.18148820326678,
      "yoy": -1.149319213644695,
      "ratio_national": 1.0292566560602738,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 55.40199021224507,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 602,
      "floor_total": 65771,
      "cost_total": 1019693,
      "price_per_tsubo": 51.25193356448891,
      "price_per_sqm": 155036.87035319518,
      "cost_per_unit": 1693.8421926910298,
      "floor_per_unit": 109.25415282392026,
      "yoy": 2.333177125370378,
      "ratio_national": 1.0467649285274199,
      "rank_in_national": 14,
      "is_spliced": false,
      "price_per_tsubo_real": 54.87359054013802,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 728,
      "floor_total": 78128,
      "cost_total": 1154988,
      "price_per_tsubo": 48.87041496672128,
      "price_per_sqm": 147832.78722097073,
      "cost_per_unit": 1586.521978021978,
      "floor_per_unit": 107.31868131868131,
      "yoy": -4.646690245883178,
      "ratio_national": 0.990325395779645,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 52.43606756085973,
      "deflator": 93.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 844,
      "floor_total": 91378,
      "cost_total": 1352619,
      "price_per_tsubo": 48.933817374094424,
      "price_per_sqm": 148024.57922038127,
      "cost_per_unit": 1602.6291469194314,
      "floor_per_unit": 108.26777251184834,
      "yoy": 0.1297357663451848,
      "ratio_national": 0.9951854395665506,
      "rank_in_national": 20,
      "is_spliced": false,
      "price_per_tsubo_real": 52.335633555181204,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 944,
      "floor_total": 99860,
      "cost_total": 1458158,
      "price_per_tsubo": 48.271221057680755,
      "price_per_sqm": 146020.22831964752,
      "cost_per_unit": 1544.6588983050847,
      "floor_per_unit": 105.78389830508475,
      "yoy": -1.35406627148702,
      "ratio_national": 0.973447282686951,
      "rank_in_national": 28,
      "is_spliced": false,
      "price_per_tsubo_real": 50.70506413621928,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 933,
      "floor_total": 97943,
      "cost_total": 1416408,
      "price_per_tsubo": 47.80686115720368,
      "price_per_sqm": 144615.54169261715,
      "cost_per_unit": 1518.122186495177,
      "floor_per_unit": 104.97642015005358,
      "yoy": -0.9619808455273993,
      "ratio_national": 0.9556980869577355,
      "rank_in_national": 34,
      "is_spliced": false,
      "price_per_tsubo_real": 48.73278405423413,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 1083,
      "floor_total": 114907,
      "cost_total": 1668966,
      "price_per_tsubo": 48.01492609797488,
      "price_per_sqm": 145244.93721009165,
      "cost_per_unit": 1541.0581717451523,
      "floor_per_unit": 106.10064635272391,
      "yoy": 0.43521983191288083,
      "ratio_national": 0.958530510294728,
      "rank_in_national": 33,
      "is_spliced": false,
      "price_per_tsubo_real": 47.919087922130615,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 1027,
      "floor_total": 107007,
      "cost_total": 1592017,
      "price_per_tsubo": 49.182519633575374,
      "price_per_sqm": 148776.9024456344,
      "cost_per_unit": 1550.1626095423564,
      "floor_per_unit": 104.19376825705939,
      "yoy": 2.4317303607174434,
      "ratio_national": 0.9813578815078763,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 49.182519633575374,
      "deflator": 100,
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    },
    {
      "fiscal_year": 2021,
      "units": 1175,
      "floor_total": 122385,
      "cost_total": 1795330,
      "price_per_tsubo": 48.4943739894595,
      "price_per_sqm": 146695.26494259917,
      "cost_per_unit": 1527.9404255319148,
      "floor_per_unit": 104.15744680851064,
      "yoy": -1.3991671212511436,
      "ratio_national": 0.966825218584835,
      "rank_in_national": 35,
      "is_spliced": false,
      "price_per_tsubo_real": 44.61303954872079,
      "deflator": 108.7,
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    },
    {
      "fiscal_year": 2022,
      "units": 1125,
      "floor_total": 114584,
      "cost_total": 1812746,
      "price_per_tsubo": 52.29838022184598,
      "price_per_sqm": 158202.36682259303,
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      "ratio_national": 1.0024442978715762,
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      "is_spliced": false,
      "price_per_tsubo_real": 45.35852577783693,
      "deflator": 115.3,
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    {
      "fiscal_year": 2023,
      "units": 1060,
      "floor_total": 108187,
      "cost_total": 1918884,
      "price_per_tsubo": 58.63391662916987,
      "price_per_sqm": 177367.33618641796,
      "cost_per_unit": 1810.2679245283018,
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      "ratio_national": 1.0584687961399286,
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      "price_per_tsubo_real": 51.03038871120093,
      "deflator": 114.9,
      "deflator_provisional": true
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    {
      "fiscal_year": 2024,
      "units": 916,
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      "price_per_tsubo": 60.69514340949488,
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    {
      "fiscal_year": 2025,
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  ]
}