{
  "area": {
    "code": "00000",
    "name": "全国",
    "slug": "japan"
  },
  "structure": {
    "id": "rc",
    "name": "鉄筋コンクリート造"
  },
  "segment": {
    "segment": "all",
    "building_type": "detached",
    "label": "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": 729,
    "price_per_tsubo": 151.5169848662449,
    "prev_price_per_tsubo": 136.80030215975526,
    "change_vs_prev": 10.757785234497149,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 4288,
      "floor_total": 701320,
      "cost_total": 15211818,
      "price_per_tsubo": 71.70346749874523,
      "price_per_sqm": 216902.66925226717,
      "cost_per_unit": 3547.532182835821,
      "floor_per_unit": 163.55410447761193,
      "yoy": null,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 82.13455612685593,
      "deflator": 87.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 4088,
      "floor_total": 670564,
      "cost_total": 14983001,
      "price_per_tsubo": 73.86417236205642,
      "price_per_sqm": 223438.7918230027,
      "cost_per_unit": 3665.117661448141,
      "floor_per_unit": 164.03228962818005,
      "yoy": 3.013389643044828,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 82.345788586462,
      "deflator": 89.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 3022,
      "floor_total": 496433,
      "cost_total": 11637718,
      "price_per_tsubo": 77.4965640624616,
      "price_per_sqm": 234426.76050947458,
      "cost_per_unit": 3850.9986763732627,
      "floor_per_unit": 164.2729980145599,
      "yoy": 4.917663847366294,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 83.68959401993695,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 3118,
      "floor_total": 517364,
      "cost_total": 12618978,
      "price_per_tsubo": 80.63122150482059,
      "price_per_sqm": 243909.08528618148,
      "cost_per_unit": 4047.1385503527904,
      "floor_per_unit": 165.92815907633099,
      "yoy": 4.044898609740266,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 87.35776977770378,
      "deflator": 92.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 2896,
      "floor_total": 467160,
      "cost_total": 11399159,
      "price_per_tsubo": 80.66449574152324,
      "price_per_sqm": 244009.73970374177,
      "cost_per_unit": 3936.173687845304,
      "floor_per_unit": 161.3121546961326,
      "yoy": 0.04126718668235885,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 87.29923781550134,
      "deflator": 92.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 2773,
      "floor_total": 436058,
      "cost_total": 11048632,
      "price_per_tsubo": 83.7605483199024,
      "price_per_sqm": 253375.28493915946,
      "cost_per_unit": 3984.360620266859,
      "floor_per_unit": 157.25135232600073,
      "yoy": 3.8381850031022013,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 88.54180583499198,
      "deflator": 94.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 2203,
      "floor_total": 360189,
      "cost_total": 10304728,
      "price_per_tsubo": 94.57608859548736,
      "price_per_sqm": 286092.2460152864,
      "cost_per_unit": 4677.588742623695,
      "floor_per_unit": 163.49931911030413,
      "yoy": 12.912451616574572,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 96.50621285253813,
      "deflator": 98,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 2363,
      "floor_total": 378344,
      "cost_total": 10961918,
      "price_per_tsubo": 95.78002797776627,
      "price_per_sqm": 289734.15727486095,
      "cost_per_unit": 4638.983495556496,
      "floor_per_unit": 160.11172238679646,
      "yoy": 1.2729849586276432,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 95.58885027721185,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 2119,
      "floor_total": 331327,
      "cost_total": 9531359,
      "price_per_tsubo": 95.09841114249669,
      "price_per_sqm": 287672.26938945515,
      "cost_per_unit": 4498.04577630958,
      "floor_per_unit": 156.36007550731478,
      "yoy": -0.711648189774805,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 95.09841114249669,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 2450,
      "floor_total": 382642,
      "cost_total": 11540984,
      "price_per_tsubo": 99.70695714887546,
      "price_per_sqm": 301613.100496025,
      "cost_per_unit": 4710.605714285714,
      "floor_per_unit": 156.1804081632653,
      "yoy": 4.846080971293265,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 94.77847637725803,
      "deflator": 105.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 2541,
      "floor_total": 397232,
      "cost_total": 13155991,
      "price_per_tsubo": 109.48499488432452,
      "price_per_sqm": 331191.6210174407,
      "cost_per_unit": 5177.485635576545,
      "floor_per_unit": 156.32900432900433,
      "yoy": 9.806775790829892,
      "ratio_national": null,
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      "price_per_tsubo_real": 98.01700526797181,
      "deflator": 111.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 2100,
      "floor_total": 323637,
      "cost_total": 12425797,
      "price_per_tsubo": 126.9232982156861,
      "price_per_sqm": 383942.4107873945,
      "cost_per_unit": 5917.0461904761905,
      "floor_per_unit": 154.11285714285714,
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      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 111.43397560639691,
      "deflator": 113.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 2062,
      "floor_total": 305757,
      "cost_total": 11980953,
      "price_per_tsubo": 129.53592106761252,
      "price_per_sqm": 391845.5832572926,
      "cost_per_unit": 5810.355480116392,
      "floor_per_unit": 148.28176527643066,
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      "price_per_tsubo_real": 108.94526582641927,
      "deflator": 118.9,
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    },
    {
      "fiscal_year": 2025,
      "units": 1561,
      "floor_total": 219642,
      "cost_total": 9288986,
      "price_per_tsubo": 139.8067629548993,
      "price_per_sqm": 422914.83413919015,
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  ]
}