{
  "area": {
    "code": "09000",
    "name": "栃木県",
    "slug": "tochigi"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "segment": {
    "segment": "all",
    "building_type": "all",
    "label": "新築住宅すべて"
  },
  "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": 2890,
    "price_per_tsubo": 80.89488876098609,
    "prev_price_per_tsubo": 79.57199915749177,
    "change_vs_prev": 1.6625064312837168,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 13064,
      "floor_total": 1274414,
      "cost_total": 20801532,
      "price_per_tsubo": 53.95852248192502,
      "price_per_sqm": 163224.28975199582,
      "cost_per_unit": 1592.2789344764237,
      "floor_per_unit": 97.55159216166565,
      "yoy": null,
      "ratio_national": 0.9543914272646646,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 61.45617594752281,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 12684,
      "floor_total": 1271007,
      "cost_total": 20883582,
      "price_per_tsubo": 54.31656673785432,
      "price_per_sqm": 164307.37202863555,
      "cost_per_unit": 1646.4508041627246,
      "floor_per_unit": 100.20553453169347,
      "yoy": 0.6635545961237943,
      "ratio_national": 0.9408915555251056,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 60.0846977188654,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 12178,
      "floor_total": 1154301,
      "cost_total": 19545990,
      "price_per_tsubo": 55.97754682886006,
      "price_per_sqm": 169331.82939285334,
      "cost_per_unit": 1605.02463458696,
      "floor_per_unit": 94.78576120873707,
      "yoy": 3.0579622217693947,
      "ratio_national": 0.9297003143863655,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 59.93313364974311,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 11721,
      "floor_total": 1101393,
      "cost_total": 18822015,
      "price_per_tsubo": 56.49357583246852,
      "price_per_sqm": 170892.8148263154,
      "cost_per_unit": 1605.8369593038137,
      "floor_per_unit": 93.96749424110571,
      "yoy": 0.9218499788604673,
      "ratio_national": 0.9115332075518039,
      "rank_in_national": 32,
      "is_spliced": false,
      "price_per_tsubo_real": 60.615424712949064,
      "deflator": 93.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 12725,
      "floor_total": 1181024,
      "cost_total": 20717554,
      "price_per_tsubo": 57.99025492933251,
      "price_per_sqm": 175420.2624163438,
      "cost_per_unit": 1628.0985461689588,
      "floor_per_unit": 92.8113163064833,
      "yoy": 2.6492907818446154,
      "ratio_national": 0.9274440551259866,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 62.02166302602408,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 12133,
      "floor_total": 1156352,
      "cost_total": 20028877,
      "price_per_tsubo": 57.258742405279705,
      "price_per_sqm": 173207.4402949967,
      "cost_per_unit": 1650.7769718948323,
      "floor_per_unit": 95.3063545701805,
      "yoy": -1.2614404350252184,
      "ratio_national": 0.9092579320359815,
      "rank_in_national": 35,
      "is_spliced": false,
      "price_per_tsubo_real": 60.145737820671954,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 11213,
      "floor_total": 1098489,
      "cost_total": 19122821,
      "price_per_tsubo": 57.5481688333611,
      "price_per_sqm": 174082.95394856026,
      "cost_per_unit": 1705.415232319629,
      "floor_per_unit": 97.96566485329528,
      "yoy": 0.5054711576318427,
      "ratio_national": 0.9041164056726048,
      "rank_in_national": 38,
      "is_spliced": false,
      "price_per_tsubo_real": 58.66276129802356,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 11183,
      "floor_total": 1119949,
      "cost_total": 20080187,
      "price_per_tsubo": 59.271343054665884,
      "price_per_sqm": 179295.54827943057,
      "cost_per_unit": 1795.5993025127425,
      "floor_per_unit": 100.1474559599392,
      "yoy": 2.9943163374919424,
      "ratio_national": 0.9185640857283549,
      "rank_in_national": 34,
      "is_spliced": false,
      "price_per_tsubo_real": 59.15303698070448,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 9313,
      "floor_total": 944027,
      "cost_total": 16883660,
      "price_per_tsubo": 59.12313354533292,
      "price_per_sqm": 178847.2151749897,
      "cost_per_unit": 1812.9131321808225,
      "floor_per_unit": 101.36658434446473,
      "yoy": -0.2500525577702417,
      "ratio_national": 0.9027690554082123,
      "rank_in_national": 41,
      "is_spliced": false,
      "price_per_tsubo_real": 59.12313354533292,
      "deflator": 100,
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    },
    {
      "fiscal_year": 2021,
      "units": 10096,
      "floor_total": 1025456,
      "cost_total": 18575949,
      "price_per_tsubo": 59.883784818373485,
      "price_per_sqm": 181148.1818820115,
      "cost_per_unit": 1839.9315570522979,
      "floor_per_unit": 101.57052297939778,
      "yoy": 1.2865543949177383,
      "ratio_national": 0.9044963089181434,
      "rank_in_national": 45,
      "is_spliced": false,
      "price_per_tsubo_real": 55.090878397767696,
      "deflator": 108.7,
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    },
    {
      "fiscal_year": 2022,
      "units": 9433,
      "floor_total": 921925,
      "cost_total": 17680235,
      "price_per_tsubo": 63.39685338899585,
      "price_per_sqm": 191775.19863329447,
      "cost_per_unit": 1874.2960882009966,
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      "ratio_national": 0.914917345164422,
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      "is_spliced": false,
      "price_per_tsubo_real": 54.984261395486435,
      "deflator": 115.3,
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    },
    {
      "fiscal_year": 2023,
      "units": 8225,
      "floor_total": 795044,
      "cost_total": 17667199,
      "price_per_tsubo": 73.46014784365394,
      "price_per_sqm": 222216.61945753946,
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      "is_spliced": false,
      "price_per_tsubo_real": 63.93398419813223,
      "deflator": 114.9,
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    },
    {
      "fiscal_year": 2024,
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      "price_per_tsubo": 78.31001261433126,
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    {
      "fiscal_year": 2025,
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    }
  ]
}