{
  "area": {
    "code": "09000",
    "name": "栃木県",
    "slug": "tochigi"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "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": 1523,
    "price_per_tsubo": 89.78514070832075,
    "prev_price_per_tsubo": 88.15144624563057,
    "change_vs_prev": 1.8532815197812624,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 6279,
      "floor_total": 792046,
      "cost_total": 13507348,
      "price_per_tsubo": 56.37608919800113,
      "price_per_sqm": 170537.41828126143,
      "cost_per_unit": 2151.194139194139,
      "floor_per_unit": 126.14206083771302,
      "yoy": null,
      "ratio_national": 0.9622192392897173,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 64.2096687904341,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 6592,
      "floor_total": 829040,
      "cost_total": 14276242,
      "price_per_tsubo": 56.92639443353759,
      "price_per_sqm": 172202.08916336967,
      "cost_per_unit": 2165.692050970874,
      "floor_per_unit": 125.76456310679612,
      "yoy": 0.9761323344081196,
      "ratio_national": 0.9627954158811804,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 62.97167525833803,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 5288,
      "floor_total": 660039,
      "cost_total": 11776209,
      "price_per_tsubo": 58.980869236681464,
      "price_per_sqm": 178416.8662760837,
      "cost_per_unit": 2226.9684190620274,
      "floor_per_unit": 124.81826777609682,
      "yoy": 3.609002157237451,
      "ratio_national": 0.9657551119151677,
      "rank_in_national": 22,
      "is_spliced": false,
      "price_per_tsubo_real": 63.14868226625424,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 5205,
      "floor_total": 641835,
      "cost_total": 11631657,
      "price_per_tsubo": 59.909190670546174,
      "price_per_sqm": 181225.0344714763,
      "cost_per_unit": 2234.708357348703,
      "floor_per_unit": 123.31123919308358,
      "yoy": 1.5739365083608625,
      "ratio_national": 0.9692279569224301,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 64.28024750058601,
      "deflator": 93.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 5325,
      "floor_total": 652472,
      "cost_total": 11913494,
      "price_per_tsubo": 60.36045888599051,
      "price_per_sqm": 182590.11880969605,
      "cost_per_unit": 2237.275868544601,
      "floor_per_unit": 122.52995305164319,
      "yoy": 0.7532537335147138,
      "ratio_national": 0.9687615076896465,
      "rank_in_national": 22,
      "is_spliced": false,
      "price_per_tsubo_real": 64.55664051977594,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 5353,
      "floor_total": 648871,
      "cost_total": 11897508,
      "price_per_tsubo": 60.61399410872115,
      "price_per_sqm": 183357.06172721542,
      "cost_per_unit": 2222.5869605828507,
      "floor_per_unit": 121.21632729310667,
      "yoy": 0.4200352803969354,
      "ratio_national": 0.9611774892577797,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 63.67016187890877,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 5421,
      "floor_total": 659091,
      "cost_total": 12294586,
      "price_per_tsubo": 61.66571756091344,
      "price_per_sqm": 186538.52047744545,
      "cost_per_unit": 2267.9553587898913,
      "floor_per_unit": 121.58107360265633,
      "yoy": 1.735116564511241,
      "ratio_national": 0.9646393532994246,
      "rank_in_national": 24,
      "is_spliced": false,
      "price_per_tsubo_real": 62.860058675752754,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 5557,
      "floor_total": 667780,
      "cost_total": 12710895,
      "price_per_tsubo": 62.92424089078738,
      "price_per_sqm": 190345.54793494864,
      "cost_per_unit": 2287.3663847399675,
      "floor_per_unit": 120.16915601943495,
      "yoy": 2.040880054028027,
      "ratio_national": 0.9707567313752647,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 62.79864360358022,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 4882,
      "floor_total": 579075,
      "cost_total": 10992852,
      "price_per_tsubo": 62.75536020909209,
      "price_per_sqm": 189834.68462634375,
      "cost_per_unit": 2251.710774272839,
      "floor_per_unit": 118.61429741909053,
      "yoy": -0.2683873167233064,
      "ratio_national": 0.962756695151358,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 62.75536020909209,
      "deflator": 100,
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    },
    {
      "fiscal_year": 2021,
      "units": 5181,
      "floor_total": 610445,
      "cost_total": 11897001,
      "price_per_tsubo": 64.42674923341168,
      "price_per_sqm": 194890.62896739264,
      "cost_per_unit": 2296.2750434279096,
      "floor_per_unit": 117.82377919320595,
      "yoy": 2.663340659269209,
      "ratio_national": 0.9754884723079416,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 59.27023848519934,
      "deflator": 108.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 4584,
      "floor_total": 524187,
      "cost_total": 10637646,
      "price_per_tsubo": 67.08640956441118,
      "price_per_sqm": 202936.08960161163,
      "cost_per_unit": 2320.6034031413615,
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      "ratio_national": 0.9791790884523787,
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      "is_spliced": false,
      "price_per_tsubo_real": 58.18422338630632,
      "deflator": 115.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 4148,
      "floor_total": 470190,
      "cost_total": 11233999,
      "price_per_tsubo": 78.98347807101383,
      "price_per_sqm": 238924.66875093046,
      "cost_per_unit": 2708.292912246866,
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      "yoy": 17.73394728358506,
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      "is_spliced": false,
      "price_per_tsubo_real": 68.74106011402422,
      "deflator": 114.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 4102,
      "floor_total": 461267,
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      "price_per_tsubo": 83.24152612597476,
      "price_per_sqm": 251805.2451183371,
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    {
      "fiscal_year": 2025,
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    }
  ]
}