{
  "area": {
    "code": "33000",
    "name": "岡山県",
    "slug": "okayama"
  },
  "structure": {
    "id": "rc",
    "name": "鉄筋コンクリート造"
  },
  "segment": {
    "segment": "owner",
    "building_type": "detached",
    "label": "持家・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": null,
  "years": [
    {
      "fiscal_year": 2013,
      "units": 16,
      "floor_total": 2584,
      "cost_total": 60219,
      "price_per_tsubo": 77.04000309984521,
      "price_per_sqm": 233045.66563467492,
      "cost_per_unit": 3763.6875,
      "floor_per_unit": 161.5,
      "yoy": null,
      "ratio_national": 1.021321332517396,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 85.88629108120982,
      "deflator": 89.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 20,
      "floor_total": 2289,
      "cost_total": 52870,
      "price_per_tsubo": 76.35522817824378,
      "price_per_sqm": 230974.2245522062,
      "cost_per_unit": 2643.5,
      "floor_per_unit": 114.45,
      "yoy": -0.888856300685692,
      "ratio_national": 0.9544642642943942,
      "rank_in_national": 12,
      "is_spliced": false,
      "price_per_tsubo_real": 82.45704986851379,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 16,
      "floor_total": 2420,
      "cost_total": 62680,
      "price_per_tsubo": 85.62269305785124,
      "price_per_sqm": 259008.26446280992,
      "cost_per_unit": 3917.5,
      "floor_per_unit": 151.25,
      "yoy": 12.137302318020016,
      "ratio_national": 1.0194624519461746,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 92.76564795000134,
      "deflator": 92.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 13,
      "floor_total": 1676,
      "cost_total": 45981,
      "price_per_tsubo": 90.69423030429594,
      "price_per_sqm": 274349.64200477325,
      "cost_per_unit": 3537,
      "floor_per_unit": 128.92307692307693,
      "yoy": null,
      "ratio_national": 0.9351754974549382,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 90.51320389650293,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 18,
      "floor_total": 2852,
      "cost_total": 98250,
      "price_per_tsubo": 113.88284274193548,
      "price_per_sqm": 344495.0911640954,
      "cost_per_unit": 5458.333333333333,
      "floor_per_unit": 158.44444444444446,
      "yoy": null,
      "ratio_national": 1.1326641759866374,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 108.25365279651662,
      "deflator": 105.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 17,
      "floor_total": 2477,
      "cost_total": 84784,
      "price_per_tsubo": 113.15224035526846,
      "price_per_sqm": 342285.0222042794,
      "cost_per_unit": 4987.294117647059,
      "floor_per_unit": 145.7058823529412,
      "yoy": -0.6415385927119877,
      "ratio_national": 1.0438688883506015,
      "rank_in_national": 7,
      "is_spliced": false,
      "price_per_tsubo_real": 101.30012565377659,
      "deflator": 111.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2025,
      "units": 11,
      "floor_total": 1191,
      "cost_total": 35620,
      "price_per_tsubo": 98.86837934508817,
      "price_per_sqm": 299076.40638119227,
      "cost_per_unit": 3238.181818181818,
      "floor_per_unit": 108.27272727272727,
      "yoy": null,
      "ratio_national": 0.7280029612688448,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 80.97328365691088,
      "deflator": 122.1,
      "deflator_provisional": true
    }
  ]
}