{
  "area": {
    "code": "00000",
    "name": "全国",
    "slug": "japan"
  },
  "structure": {
    "id": "rc",
    "name": "鉄筋コンクリート造"
  },
  "segment": {
    "segment": "rental",
    "building_type": "detached",
    "label": "貸家・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": 38,
    "price_per_tsubo": 129.3737982719885,
    "prev_price_per_tsubo": 90.89812429482875,
    "change_vs_prev": 42.32834756013625,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 192,
      "floor_total": 32871,
      "cost_total": 599688,
      "price_per_tsubo": 60.309774376197865,
      "price_per_sqm": 182436.7983937209,
      "cost_per_unit": 3123.375,
      "floor_per_unit": 171.203125,
      "yoy": null,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 69.08336125566767,
      "deflator": 87.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 139,
      "floor_total": 28260,
      "cost_total": 521095,
      "price_per_tsubo": 60.95649823248408,
      "price_per_sqm": 184393.13517338995,
      "cost_per_unit": 3748.884892086331,
      "floor_per_unit": 203.30935251798562,
      "yoy": 1.0723367198359979,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 67.95596235505471,
      "deflator": 89.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 85,
      "floor_total": 18526,
      "cost_total": 432535,
      "price_per_tsubo": 77.18179194915254,
      "price_per_sqm": 233474.57627118644,
      "cost_per_unit": 5088.64705882353,
      "floor_per_unit": 217.95294117647057,
      "yoy": 26.617824493110255,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 83.34966733169821,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 56,
      "floor_total": 19089,
      "cost_total": 414753,
      "price_per_tsubo": 71.82598983026874,
      "price_per_sqm": 217273.2987584473,
      "cost_per_unit": 7406.303571428572,
      "floor_per_unit": 340.875,
      "yoy": -6.939204161536194,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 77.8179738139423,
      "deflator": 92.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 59,
      "floor_total": 15008,
      "cost_total": 363160,
      "price_per_tsubo": 79.99271697761195,
      "price_per_sqm": 241977.61194029852,
      "cost_per_unit": 6155.254237288135,
      "floor_per_unit": 254.3728813559322,
      "yoy": 11.370156076709726,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 86.57220452122505,
      "deflator": 92.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 63,
      "floor_total": 13046,
      "cost_total": 369172,
      "price_per_tsubo": 93.54630583167254,
      "price_per_sqm": 282977.15774950176,
      "cost_per_unit": 5859.873015873016,
      "floor_per_unit": 207.0793650793651,
      "yoy": 16.943528568799483,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 98.88615838443187,
      "deflator": 94.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 82,
      "floor_total": 16321,
      "cost_total": 370661,
      "price_per_tsubo": 75.07673716010049,
      "price_per_sqm": 227106.79492678144,
      "cost_per_unit": 4520.256097560976,
      "floor_per_unit": 199.03658536585365,
      "yoy": -19.743771287779378,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 76.6089154694903,
      "deflator": 98,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 141,
      "floor_total": 28013,
      "cost_total": 599881,
      "price_per_tsubo": 70.7914400810338,
      "price_per_sqm": 214143.79038303645,
      "cost_per_unit": 4254.475177304965,
      "floor_per_unit": 198.67375886524823,
      "yoy": -5.70788934251143,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 70.65013980143094,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 124,
      "floor_total": 24580,
      "cost_total": 585250,
      "price_per_tsubo": 78.71088679820993,
      "price_per_sqm": 238100.08136696502,
      "cost_per_unit": 4719.758064516129,
      "floor_per_unit": 198.2258064516129,
      "yoy": 11.18701174620953,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 78.71088679820993,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 109,
      "floor_total": 22870,
      "cost_total": 597099,
      "price_per_tsubo": 86.30887202492347,
      "price_per_sqm": 261083.95277656318,
      "cost_per_unit": 5477.972477064221,
      "floor_per_unit": 209.8165137614679,
      "yoy": 9.65302963260013,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 82.04265401608694,
      "deflator": 105.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 134,
      "floor_total": 26767,
      "cost_total": 832747,
      "price_per_tsubo": 102.84629226771771,
      "price_per_sqm": 311109.5752232226,
      "cost_per_unit": 6214.5298507462685,
      "floor_per_unit": 199.7537313432836,
      "yoy": 19.1607419432138,
      "ratio_national": null,
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      "is_spliced": false,
      "price_per_tsubo_real": 92.0736725762916,
      "deflator": 111.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 108,
      "floor_total": 22878,
      "cost_total": 692822,
      "price_per_tsubo": 100.11032605035405,
      "price_per_sqm": 302833.2896232188,
      "cost_per_unit": 6415.018518518518,
      "floor_per_unit": 211.83333333333334,
      "yoy": -2.660247790208825,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 87.89317475887097,
      "deflator": 113.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 143,
      "floor_total": 31427,
      "cost_total": 1018266,
      "price_per_tsubo": 107.1108779119865,
      "price_per_sqm": 324009.9277691157,
      "cost_per_unit": 7120.741258741259,
      "floor_per_unit": 219.76923076923077,
      "yoy": 6.992836940827951,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": true,
      "price_per_tsubo_real": 90.08484265095585,
      "deflator": 118.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 72,
      "floor_total": 17092,
      "cost_total": 737056,
      "price_per_tsubo": 142.555134228879,
      "price_per_sqm": 431228.64498010767,
      "cost_per_unit": 10236.888888888889,
      "floor_per_unit": 237.38888888888889,
      "yoy": 33.09118271443654,
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      "price_per_tsubo_real": 116.7527716862236,
      "deflator": 122.1,
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    }
  ]
}