{
  "area": {
    "code": "09000",
    "name": "栃木県",
    "slug": "tochigi"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "segment": {
    "segment": "owner",
    "building_type": "all",
    "label": "持家"
  },
  "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": 6283,
      "floor_total": 792267,
      "cost_total": 13512148,
      "price_per_tsubo": 56.38039163176051,
      "price_per_sqm": 170550.43312418667,
      "cost_per_unit": 2150.588572338055,
      "floor_per_unit": 126.09692821900366,
      "yoy": null,
      "ratio_national": 0.9618701220955084,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 64.21456905667485,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 6602,
      "floor_total": 829984,
      "cost_total": 14292934,
      "price_per_tsubo": 56.928131491522734,
      "price_per_sqm": 172207.3437560242,
      "cost_per_unit": 2164.9400181763103,
      "floor_per_unit": 125.71705543774614,
      "yoy": 0.9715077244225157,
      "ratio_national": 0.9625364503733806,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 62.97359678265789,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 5294,
      "floor_total": 660580,
      "cost_total": 11787034,
      "price_per_tsubo": 58.98673760462018,
      "price_per_sqm": 178434.6180629144,
      "cost_per_unit": 2226.489233094069,
      "floor_per_unit": 124.77899508877975,
      "yoy": 3.616149097400112,
      "ratio_national": 0.9655012795920146,
      "rank_in_national": 22,
      "is_spliced": false,
      "price_per_tsubo_real": 63.154965315439156,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 5210,
      "floor_total": 642335,
      "cost_total": 11639017,
      "price_per_tsubo": 59.900435144325,
      "price_per_sqm": 181198.5490437233,
      "cost_per_unit": 2233.9763915547023,
      "floor_per_unit": 123.28886756238003,
      "yoy": 1.5489880892026964,
      "ratio_national": 0.9689431988638255,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 64.270853159147,
      "deflator": 93.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 5333,
      "floor_total": 653080,
      "cost_total": 11925007,
      "price_per_tsubo": 60.362541940543274,
      "price_per_sqm": 182596.42004042384,
      "cost_per_unit": 2236.078567410463,
      "floor_per_unit": 122.46015375960998,
      "yoy": 0.7714581623737171,
      "ratio_national": 0.9684553964659174,
      "rank_in_national": 22,
      "is_spliced": false,
      "price_per_tsubo_real": 64.55886838560778,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 5355,
      "floor_total": 649010,
      "cost_total": 11899781,
      "price_per_tsubo": 60.61258999397543,
      "price_per_sqm": 183352.81428637463,
      "cost_per_unit": 2222.181325863679,
      "floor_per_unit": 121.19701213818861,
      "yoy": 0.41424374354290805,
      "ratio_national": 0.9607094624901478,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 63.668686968461586,
      "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": 1.7374732989345665,
      "ratio_national": 0.9642869556153075,
      "rank_in_national": 24,
      "is_spliced": false,
      "price_per_tsubo_real": 62.860058675752754,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 5562,
      "floor_total": 668230,
      "cost_total": 12720615,
      "price_per_tsubo": 62.92995205370905,
      "price_per_sqm": 190362.82417730422,
      "cost_per_unit": 2287.0577130528586,
      "floor_per_unit": 120.14203523912262,
      "yoy": 2.050141541849082,
      "ratio_national": 0.9703932003151086,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 62.804343366975104,
      "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": -0.27743838811120636,
      "ratio_national": 0.962282049465426,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 62.75536020909209,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 5188,
      "floor_total": 610905,
      "cost_total": 11905641,
      "price_per_tsubo": 64.42499072914774,
      "price_per_sqm": 194885.3094998404,
      "cost_per_unit": 2294.842135697764,
      "floor_per_unit": 117.75346954510408,
      "yoy": 2.6605385014008,
      "ratio_national": 0.9748328240080376,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 59.26862072598688,
      "deflator": 108.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 4594,
      "floor_total": 524895,
      "cost_total": 10651558,
      "price_per_tsubo": 67.08353846163519,
      "price_per_sqm": 202927.40452852476,
      "cost_per_unit": 2318.5803221593383,
      "floor_per_unit": 114.25663909447105,
      "yoy": 4.126578370285494,
      "ratio_national": 0.977935804817654,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 58.18173327114934,
      "deflator": 115.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 4152,
      "floor_total": 470609,
      "cost_total": 11242329,
      "price_per_tsubo": 78.97167029298207,
      "price_per_sqm": 238888.9502750691,
      "cost_per_unit": 2707.690028901734,
      "floor_per_unit": 113.34513487475915,
      "yoy": 17.721384566119248,
      "ratio_national": 0.9616735278263272,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 68.73078354480597,
      "deflator": 114.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 4104,
      "floor_total": 461379,
      "cost_total": 11617795,
      "price_per_tsubo": 83.24173950927545,
      "price_per_sqm": 251805.8906018696,
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      "is_spliced": true,
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      "deflator": 119.3,
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    },
    {
      "fiscal_year": 2025,
      "units": 3778,
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    }
  ]
}