{
  "area": {
    "code": "03000",
    "name": "岩手県",
    "slug": "iwate"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "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": null,
  "years": [
    {
      "fiscal_year": 2012,
      "units": 11,
      "floor_total": 541,
      "cost_total": 8430,
      "price_per_tsubo": 51.51166303142329,
      "price_per_sqm": 155822.55083179296,
      "cost_per_unit": 766.3636363636364,
      "floor_per_unit": 49.18181818181818,
      "yoy": null,
      "ratio_national": 0.7989188672634279,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 58.669320081347706,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 27,
      "floor_total": 1707,
      "cost_total": 36481,
      "price_per_tsubo": 70.6493995254833,
      "price_per_sqm": 213714.11833626244,
      "cost_per_unit": 1351.148148148148,
      "floor_per_unit": 63.22222222222222,
      "yoy": null,
      "ratio_national": 1.007430676265012,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 75.6417553806031,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 10,
      "floor_total": 598,
      "cost_total": 12800,
      "price_per_tsubo": 70.75938461538462,
      "price_per_sqm": 214046.8227424749,
      "cost_per_unit": 1280,
      "floor_per_unit": 59.8,
      "yoy": 0.15567731734456025,
      "ratio_national": 0.9728302140648313,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 75.75951243617196,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 36,
      "floor_total": 2240,
      "cost_total": 41380,
      "price_per_tsubo": 61.06856705357143,
      "price_per_sqm": 184732.14285714287,
      "cost_per_unit": 1149.4444444444443,
      "floor_per_unit": 62.22222222222222,
      "yoy": null,
      "ratio_national": 0.8104274468188092,
      "rank_in_national": 20,
      "is_spliced": false,
      "price_per_tsubo_real": 62.251342562254266,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2025,
      "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": 124.3,
      "deflator_provisional": true
    }
  ]
}