{
  "area": {
    "code": "15000",
    "name": "新潟県",
    "slug": "niigata"
  },
  "structure": {
    "id": "wood",
    "name": "木造"
  },
  "segment": {
    "segment": "owner",
    "building_type": "detached",
    "label": "持家・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": 1847,
    "price_per_tsubo": 90.48643994018396,
    "prev_price_per_tsubo": 88.10755638926598,
    "change_vs_prev": 2.6999767652253155,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 5259,
      "floor_total": 681281,
      "cost_total": 11020996,
      "price_per_tsubo": 53.47734395475582,
      "price_per_sqm": 161768.72685426424,
      "cost_per_unit": 2095.6447993915194,
      "floor_per_unit": 129.54573112759078,
      "yoy": null,
      "ratio_national": 0.9676837449181195,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 60.83884408959705,
      "deflator": 87.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 6174,
      "floor_total": 803781,
      "cost_total": 13347346,
      "price_per_tsubo": 54.89495637908833,
      "price_per_sqm": 166056.99811267,
      "cost_per_unit": 2161.863621639132,
      "floor_per_unit": 130.18804664723032,
      "yoy": 2.6508654310353874,
      "ratio_national": 0.9808399613968615,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 60.52365642677875,
      "deflator": 90.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 4819,
      "floor_total": 615064,
      "cost_total": 10526095,
      "price_per_tsubo": 56.57469725109907,
      "price_per_sqm": 171138.20675571973,
      "cost_per_unit": 2184.2903091927788,
      "floor_per_unit": 127.633118904337,
      "yoy": 3.059918401994799,
      "ratio_national": 0.9814870028769819,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 60.507697594758355,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 5016,
      "floor_total": 635630,
      "cost_total": 11022797,
      "price_per_tsubo": 57.32745794665136,
      "price_per_sqm": 173415.3045010462,
      "cost_per_unit": 2197.527312599681,
      "floor_per_unit": 126.72049441786284,
      "yoy": 1.3305607137608977,
      "ratio_national": 0.9828530804071395,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 61.31278924775546,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 5238,
      "floor_total": 661163,
      "cost_total": 11611259,
      "price_per_tsubo": 58.05585595323694,
      "price_per_sqm": 175618.70522095155,
      "cost_per_unit": 2216.7352042764414,
      "floor_per_unit": 126.22432226040473,
      "yoy": 1.2705918466913824,
      "ratio_national": 0.9887653230956805,
      "rank_in_national": 24,
      "is_spliced": false,
      "price_per_tsubo_real": 61.827322633905155,
      "deflator": 93.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 5130,
      "floor_total": 636744,
      "cost_total": 11370244,
      "price_per_tsubo": 59.03100604443858,
      "price_per_sqm": 178568.5298958451,
      "cost_per_unit": 2216.4218323586742,
      "floor_per_unit": 124.12163742690059,
      "yoy": 1.679675676450465,
      "ratio_national": 0.9946987016199893,
      "rank_in_national": 22,
      "is_spliced": false,
      "price_per_tsubo_real": 61.94229385565433,
      "deflator": 95.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 5235,
      "floor_total": 645697,
      "cost_total": 11793509,
      "price_per_tsubo": 60.37950326098774,
      "price_per_sqm": 182647.72795908916,
      "cost_per_unit": 2252.8192932187203,
      "floor_per_unit": 123.34231136580706,
      "yoy": 2.2843879969350667,
      "ratio_national": 1.0051734250959719,
      "rank_in_national": 20,
      "is_spliced": false,
      "price_per_tsubo_real": 61.67467135953804,
      "deflator": 97.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 5478,
      "floor_total": 669932,
      "cost_total": 12583627,
      "price_per_tsubo": 62.094105521649965,
      "price_per_sqm": 187834.3921472627,
      "cost_per_unit": 2297.120664476086,
      "floor_per_unit": 122.29499817451625,
      "yoy": 2.8397091199159563,
      "ratio_national": 1.0207310401982743,
      "rank_in_national": 15,
      "is_spliced": false,
      "price_per_tsubo_real": 62.032073448201764,
      "deflator": 100.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 4969,
      "floor_total": 597750,
      "cost_total": 11315096,
      "price_per_tsubo": 62.57688198383939,
      "price_per_sqm": 189294.7887913007,
      "cost_per_unit": 2277.1374522036626,
      "floor_per_unit": 120.29583417186556,
      "yoy": 0.7774916123416853,
      "ratio_national": 1.0211926195051144,
      "rank_in_national": 14,
      "is_spliced": false,
      "price_per_tsubo_real": 62.57688198383939,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 5225,
      "floor_total": 623138,
      "cost_total": 12254355,
      "price_per_tsubo": 65.01019712399179,
      "price_per_sqm": 196655.55623312973,
      "cost_per_unit": 2345.331100478469,
      "floor_per_unit": 119.26086124401914,
      "yoy": 3.888520909016857,
      "ratio_national": 1.0538869701600466,
      "rank_in_national": 5,
      "is_spliced": false,
      "price_per_tsubo_real": 58.9394352892038,
      "deflator": 110.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 4582,
      "floor_total": 529077,
      "cost_total": 10917524,
      "price_per_tsubo": 68.21510227048236,
      "price_per_sqm": 206350.38000139868,
      "cost_per_unit": 2382.698384984723,
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      "ratio_national": 1.0749770081213514,
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      "is_spliced": false,
      "price_per_tsubo_real": 58.45338669278695,
      "deflator": 116.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 4024,
      "floor_total": 455300,
      "cost_total": 11119600,
      "price_per_tsubo": 80.73591584449812,
      "price_per_sqm": 244225.78519657368,
      "cost_per_unit": 2763.3200795228627,
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      "yoy": 18.354899658977274,
      "ratio_national": 1.0340244954226396,
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      "is_spliced": false,
      "price_per_tsubo_real": 70.32745282621788,
      "deflator": 114.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 4303,
      "floor_total": 482708,
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      "price_per_tsubo": 84.20474610180482,
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    {
      "fiscal_year": 2025,
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    }
  ]
}