{
  "area": {
    "code": "09000",
    "name": "栃木県",
    "slug": "tochigi"
  },
  "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": 1364,
    "price_per_tsubo": 87.35702528002004,
    "prev_price_per_tsubo": 86.13876429804918,
    "change_vs_prev": 1.4143005090664644,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 5480,
      "floor_total": 688308,
      "cost_total": 11329224,
      "price_per_tsubo": 54.41173923150683,
      "price_per_sqm": 164595.26839728726,
      "cost_per_unit": 2067.3766423357665,
      "floor_per_unit": 125.60364963503649,
      "yoy": null,
      "ratio_national": 0.9845918232513519,
      "rank_in_national": 20,
      "is_spliced": false,
      "price_per_tsubo_real": 61.90186488226033,
      "deflator": 87.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 5817,
      "floor_total": 729466,
      "cost_total": 12136436,
      "price_per_tsubo": 54.99983380231567,
      "price_per_sqm": 166374.2518499834,
      "cost_per_unit": 2086.3737321643457,
      "floor_per_unit": 125.40244112085267,
      "yoy": 1.0808229604767128,
      "ratio_national": 0.9827138670256288,
      "rank_in_national": 24,
      "is_spliced": false,
      "price_per_tsubo_real": 60.6392875438982,
      "deflator": 90.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 4622,
      "floor_total": 572363,
      "cost_total": 9797462,
      "price_per_tsubo": 56.58708180818817,
      "price_per_sqm": 171175.66998565596,
      "cost_per_unit": 2119.745131977499,
      "floor_per_unit": 123.83448723496322,
      "yoy": 2.8859141858091686,
      "ratio_national": 0.9817018565555687,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 60.52094311036168,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 4503,
      "floor_total": 552229,
      "cost_total": 9584383,
      "price_per_tsubo": 57.37467151773992,
      "price_per_sqm": 173558.1253429284,
      "cost_per_unit": 2128.4439262713745,
      "floor_per_unit": 122.63579835665112,
      "yoy": 1.3918189176487683,
      "ratio_national": 0.9836625355171951,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 61.363285045711145,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 4647,
      "floor_total": 567083,
      "cost_total": 9953846,
      "price_per_tsubo": 58.02558808558888,
      "price_per_sqm": 175527.14505636742,
      "cost_per_unit": 2141.9939746072737,
      "floor_per_unit": 122.03206369700882,
      "yoy": 1.1345016025890553,
      "ratio_national": 0.9882498226790032,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 61.79508848305525,
      "deflator": 93.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 4687,
      "floor_total": 566480,
      "cost_total": 9964353,
      "price_per_tsubo": 58.14866986278421,
      "price_per_sqm": 175899.46688320857,
      "cost_per_unit": 2125.955408576915,
      "floor_per_unit": 120.86195860891829,
      "yoy": 0.21211638047300418,
      "ratio_national": 0.9798309446039013,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 61.0164426681891,
      "deflator": 95.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 4781,
      "floor_total": 578705,
      "cost_total": 10361316,
      "price_per_tsubo": 59.18790198743747,
      "price_per_sqm": 179043.13942336768,
      "cost_per_unit": 2167.1859443631038,
      "floor_per_unit": 121.04266889772015,
      "yoy": 1.7871984468528224,
      "ratio_national": 0.9853361314980772,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 60.45750969094736,
      "deflator": 97.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 4892,
      "floor_total": 585864,
      "cost_total": 10634581,
      "price_per_tsubo": 60.00657409226373,
      "price_per_sqm": 181519.61888765995,
      "cost_per_unit": 2173.8718315617334,
      "floor_per_unit": 119.7596075224857,
      "yoy": 1.383174732228265,
      "ratio_national": 0.9864152527420711,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 59.946627464798944,
      "deflator": 100.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 4347,
      "floor_total": 513439,
      "cost_total": 9312713,
      "price_per_tsubo": 59.96013841618966,
      "price_per_sqm": 181379.15117472573,
      "cost_per_unit": 2142.3310328962502,
      "floor_per_unit": 118.11341154819415,
      "yoy": -0.07738431459639594,
      "ratio_national": 0.9784899610519256,
      "rank_in_national": 34,
      "is_spliced": false,
      "price_per_tsubo_real": 59.96013841618966,
      "deflator": 100,
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    },
    {
      "fiscal_year": 2021,
      "units": 4589,
      "floor_total": 539414,
      "cost_total": 10051167,
      "price_per_tsubo": 61.598414866744285,
      "price_per_sqm": 186334.93012787952,
      "cost_per_unit": 2190.273915885814,
      "floor_per_unit": 117.54499891043801,
      "yoy": 2.7322759650472817,
      "ratio_national": 0.998578218225661,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 55.846251012460826,
      "deflator": 110.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 4068,
      "floor_total": 461726,
      "cost_total": 8918132,
      "price_per_tsubo": 63.85057714809216,
      "price_per_sqm": 193147.7109801051,
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      "ratio_national": 1.0061980427342734,
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      "is_spliced": false,
      "price_per_tsubo_real": 54.71343371730262,
      "deflator": 116.7,
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    },
    {
      "fiscal_year": 2023,
      "units": 3690,
      "floor_total": 415550,
      "cost_total": 9656993,
      "price_per_tsubo": 76.82346502098424,
      "price_per_sqm": 232390.63891228492,
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      "floor_per_unit": 112.61517615176152,
      "yoy": 20.317573391393708,
      "ratio_national": 0.9839158176881625,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 66.9193946175821,
      "deflator": 114.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 3692,
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      "price_per_tsubo": 81.37736043054798,
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    {
      "fiscal_year": 2025,
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  ]
}