{
  "area": {
    "code": "13000",
    "name": "東京都",
    "slug": "tokyo"
  },
  "structure": {
    "id": "src",
    "name": "鉄骨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": 2012,
      "units": 16,
      "floor_total": 2574,
      "cost_total": 71435,
      "price_per_tsubo": 91.74402045454545,
      "price_per_sqm": 277525.2525252525,
      "cost_per_unit": 4464.6875,
      "floor_per_unit": 160.875,
      "yoy": null,
      "ratio_national": 1.26634694764601,
      "rank_in_national": 1,
      "is_spliced": false,
      "price_per_tsubo_real": 104.49205063160075,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 18,
      "floor_total": 3104,
      "cost_total": 90644,
      "price_per_tsubo": 96.53673606958763,
      "price_per_sqm": 292023.19587628864,
      "cost_per_unit": 5035.777777777777,
      "floor_per_unit": 172.44444444444446,
      "yoy": 5.224008705195926,
      "ratio_national": 1.359535576404979,
      "rank_in_national": 1,
      "is_spliced": false,
      "price_per_tsubo_real": 107.38235380376821,
      "deflator": 89.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 11,
      "floor_total": 2957,
      "cost_total": 140454,
      "price_per_tsubo": 157.02111216097396,
      "price_per_sqm": 474988.1636794048,
      "cost_per_unit": 12768.545454545454,
      "floor_per_unit": 268.8181818181818,
      "yoy": null,
      "ratio_national": 1.7653328603322218,
      "rank_in_national": 1,
      "is_spliced": false,
      "price_per_tsubo_real": 168.6585522674264,
      "deflator": 93.1,
      "deflator_provisional": false
    }
  ]
}