{
  "area": {
    "code": "43000",
    "name": "熊本県",
    "slug": "kumamoto"
  },
  "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": 2017,
      "units": 10,
      "floor_total": 924,
      "cost_total": 21321,
      "price_per_tsubo": 76.28003094155845,
      "price_per_sqm": 230746.75324675324,
      "cost_per_unit": 2132.1,
      "floor_per_unit": 92.4,
      "yoy": null,
      "ratio_national": 0.9915120268071589,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 80.1260829218051,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2025,
      "units": 14,
      "floor_total": 626,
      "cost_total": 19470,
      "price_per_tsubo": 102.81746214057509,
      "price_per_sqm": 311022.3642172524,
      "cost_per_unit": 1390.7142857142858,
      "floor_per_unit": 44.714285714285715,
      "yoy": null,
      "ratio_national": 0.9066524065664489,
      "rank_in_national": 14,
      "is_spliced": false,
      "price_per_tsubo_real": 82.71718595380136,
      "deflator": 124.3,
      "deflator_provisional": true
    }
  ]
}