{
  "area": {
    "code": "00000",
    "name": "全国",
    "slug": "japan"
  },
  "structure": {
    "id": "other",
    "name": "その他"
  },
  "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": null,
  "years": [
    {
      "fiscal_year": 2016,
      "units": 19,
      "floor_total": 1495,
      "cost_total": 23832,
      "price_per_tsubo": 52.69805169230769,
      "price_per_sqm": 159411.3712374582,
      "cost_per_unit": 1254.3157894736842,
      "floor_per_unit": 78.6842105263158,
      "yoy": null,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 56.786693633952254,
      "deflator": 92.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 11,
      "floor_total": 1105,
      "cost_total": 20465,
      "price_per_tsubo": 61.224427466063354,
      "price_per_sqm": 185203.61990950227,
      "cost_per_unit": 1860.4545454545455,
      "floor_per_unit": 100.45454545454545,
      "yoy": 16.179679323894725,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 64.51467593894978,
      "deflator": 94.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 11,
      "floor_total": 640,
      "cost_total": 9621,
      "price_per_tsubo": 49.695321234375,
      "price_per_sqm": 150328.125,
      "cost_per_unit": 874.6363636363636,
      "floor_per_unit": 58.18181818181818,
      "yoy": null,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 43.93927606929709,
      "deflator": 113.1,
      "deflator_provisional": true
    }
  ]
}