{
  "area": {
    "code": "09000",
    "name": "栃木県",
    "slug": "tochigi"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "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": 362,
    "price_per_tsubo": 107.26545613078743,
    "prev_price_per_tsubo": 104.19335527804947,
    "change_vs_prev": 2.9484613913620166,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 2719,
      "floor_total": 209527,
      "cost_total": 4000610,
      "price_per_tsubo": 63.11919958716537,
      "price_per_sqm": 190935.297121612,
      "cost_per_unit": 1471.3534387642515,
      "floor_per_unit": 77.06031629275469,
      "yoy": null,
      "ratio_national": 0.9202014892812959,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 71.88974896032502,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 2669,
      "floor_total": 199461,
      "cost_total": 3910783,
      "price_per_tsubo": 64.8158152900567,
      "price_per_sqm": 196067.55205278224,
      "cost_per_unit": 1465.2615211689772,
      "floor_per_unit": 74.73248407643312,
      "yoy": 2.6879550342655545,
      "ratio_national": 0.9283546924203222,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 71.7783115061536,
      "deflator": 90.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 2770,
      "floor_total": 196101,
      "cost_total": 3947170,
      "price_per_tsubo": 66.53976835559227,
      "price_per_sqm": 201282.5023839756,
      "cost_per_unit": 1424.9711191335741,
      "floor_per_unit": 70.79458483754513,
      "yoy": 2.659772245123704,
      "ratio_national": 0.9149385151810037,
      "rank_in_national": 33,
      "is_spliced": false,
      "price_per_tsubo_real": 71.08949610640201,
      "deflator": 93.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 3099,
      "floor_total": 210376,
      "cost_total": 4296503,
      "price_per_tsubo": 67.51405413340875,
      "price_per_sqm": 204229.71251473553,
      "cost_per_unit": 1386.4159406260085,
      "floor_per_unit": 67.88512423362376,
      "yoy": 1.4642157643378617,
      "ratio_national": 0.9077868398150846,
      "rank_in_national": 32,
      "is_spliced": false,
      "price_per_tsubo_real": 72.28485453255755,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 3273,
      "floor_total": 218761,
      "cost_total": 4544731,
      "price_per_tsubo": 68.67735241880408,
      "price_per_sqm": 207748.6846375725,
      "cost_per_unit": 1388.5520928811488,
      "floor_per_unit": 66.8380690498014,
      "yoy": 1.7230461128828534,
      "ratio_national": 0.9034212640044181,
      "rank_in_national": 33,
      "is_spliced": false,
      "price_per_tsubo_real": 73.5303559087838,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 2880,
      "floor_total": 197379,
      "cost_total": 4159038,
      "price_per_tsubo": 69.65739126259632,
      "price_per_sqm": 210713.29776723968,
      "cost_per_unit": 1444.1104166666667,
      "floor_per_unit": 68.534375,
      "yoy": 1.4270189651689469,
      "ratio_national": 0.89153471291721,
      "rank_in_national": 38,
      "is_spliced": false,
      "price_per_tsubo_real": 73.169528637181,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 2424,
      "floor_total": 172969,
      "cost_total": 3656194,
      "price_per_tsubo": 69.87731653221097,
      "price_per_sqm": 211378.57072654637,
      "cost_per_unit": 1508.3308580858086,
      "floor_per_unit": 71.35684818481849,
      "yoy": 0.31572424064170157,
      "ratio_national": 0.8757617170407545,
      "rank_in_national": 41,
      "is_spliced": false,
      "price_per_tsubo_real": 71.23069982896124,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 1826,
      "floor_total": 149174,
      "cost_total": 3376025,
      "price_per_tsubo": 74.81484497801225,
      "price_per_sqm": 226314.572244493,
      "cost_per_unit": 1848.8636363636363,
      "floor_per_unit": 81.69441401971523,
      "yoy": 7.0659960783199915,
      "ratio_national": 0.9012165542099977,
      "rank_in_national": 36,
      "is_spliced": false,
      "price_per_tsubo_real": 74.66551395011201,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 1390,
      "floor_total": 117751,
      "cost_total": 2716937,
      "price_per_tsubo": 76.27640669913632,
      "price_per_sqm": 230735.7899295972,
      "cost_per_unit": 1954.6309352517985,
      "floor_per_unit": 84.71294964028777,
      "yoy": 1.9535718099176869,
      "ratio_national": 0.8906162985085273,
      "rank_in_national": 38,
      "is_spliced": false,
      "price_per_tsubo_real": 76.27640669913632,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 1504,
      "floor_total": 119885,
      "cost_total": 2955225,
      "price_per_tsubo": 81.48937108687493,
      "price_per_sqm": 246504.9839429453,
      "cost_per_unit": 1964.9102393617022,
      "floor_per_unit": 79.71077127659575,
      "yoy": 6.834307767407766,
      "ratio_national": 0.9265128560578331,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 75.24410996017998,
      "deflator": 108.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 1507,
      "floor_total": 121505,
      "cost_total": 3193101,
      "price_per_tsubo": 86.87478996576273,
      "price_per_sqm": 262795.85202255053,
      "cost_per_unit": 2118.8460517584604,
      "floor_per_unit": 80.62707365627074,
      "yoy": 6.608737810906007,
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      "rank_in_national": 28,
      "is_spliced": false,
      "price_per_tsubo_real": 74.6346992833013,
      "deflator": 116.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 1344,
      "floor_total": 102238,
      "cost_total": 2835224,
      "price_per_tsubo": 91.6748679254289,
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      "cost_per_unit": 2109.5416666666665,
      "floor_per_unit": 76.06994047619048,
      "yoy": 5.525282952117494,
      "ratio_national": 0.9068934581658126,
      "rank_in_national": 37,
      "is_spliced": false,
      "price_per_tsubo_real": 78.35458797045204,
      "deflator": 117,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 1300,
      "floor_total": 93701,
      "cost_total": 2757391,
      "price_per_tsubo": 97.28130536376347,
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      "deflator": 121.4,
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    {
      "fiscal_year": 2025,
      "units": 1131,
      "floor_total": 87216,
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    }
  ]
}