{
  "area": {
    "code": "13000",
    "name": "東京都",
    "slug": "tokyo"
  },
  "structure": {
    "id": "other",
    "name": "その他"
  },
  "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": null,
  "years": [
    {
      "fiscal_year": 2013,
      "units": 13,
      "floor_total": 1791,
      "cost_total": 36144,
      "price_per_tsubo": 66.71383236180904,
      "price_per_sqm": 201809.04522613066,
      "cost_per_unit": 2780.3076923076924,
      "floor_per_unit": 137.76923076923077,
      "yoy": null,
      "ratio_national": 1.1358328036124714,
      "rank_in_national": 2,
      "is_spliced": false,
      "price_per_tsubo_real": 75.46813615589258,
      "deflator": 88.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 12,
      "floor_total": 1395,
      "cost_total": 22762,
      "price_per_tsubo": 53.940065935483865,
      "price_per_sqm": 163168.45878136202,
      "cost_per_unit": 1896.8333333333333,
      "floor_per_unit": 116.25,
      "yoy": null,
      "ratio_national": 0.9101719025265521,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 58.125071051167964,
      "deflator": 92.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 0,
      "floor_total": 0,
      "cost_total": 0,
      "price_per_tsubo": null,
      "price_per_sqm": null,
      "cost_per_unit": null,
      "floor_per_unit": null,
      "yoy": null,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": null,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 13,
      "floor_total": 1780,
      "cost_total": 18990,
      "price_per_tsubo": 35.267950617977526,
      "price_per_sqm": 106685.39325842696,
      "cost_per_unit": 1460.7692307692307,
      "floor_per_unit": 136.92307692307693,
      "yoy": null,
      "ratio_national": 0.5966703221326406,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 33.39768050944842,
      "deflator": 105.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 15,
      "floor_total": 1643,
      "cost_total": 25586,
      "price_per_tsubo": 51.48018438222763,
      "price_per_sqm": 155727.3280584297,
      "cost_per_unit": 1705.7333333333333,
      "floor_per_unit": 109.53333333333333,
      "yoy": 45.9687435197498,
      "ratio_national": 0.8482634253646438,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 46.42036463681481,
      "deflator": 110.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 12,
      "floor_total": 1194,
      "cost_total": 33665,
      "price_per_tsubo": 93.2072197236181,
      "price_per_sqm": 281951.42378559464,
      "cost_per_unit": 2805.4166666666665,
      "floor_per_unit": 99.5,
      "yoy": 81.05455689819905,
      "ratio_national": 1.1209813706727585,
      "rank_in_national": 1,
      "is_spliced": false,
      "price_per_tsubo_real": 82.41133485731044,
      "deflator": 113.1,
      "deflator_provisional": true
    }
  ]
}