{
  "area": {
    "code": "42000",
    "name": "長崎県",
    "slug": "nagasaki"
  },
  "structure": {
    "id": "rc",
    "name": "鉄筋コンクリート造"
  },
  "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": {
    "fiscal_year": 2026,
    "through_month": "2026-08",
    "months": 5,
    "units": 10,
    "price_per_tsubo": 109.01084580753138,
    "prev_price_per_tsubo": null,
    "change_vs_prev": null,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 15,
      "floor_total": 3789,
      "cost_total": 76126,
      "price_per_tsubo": 66.41767472684086,
      "price_per_sqm": 200913.1697017683,
      "cost_per_unit": 5075.066666666667,
      "floor_per_unit": 252.6,
      "yoy": null,
      "ratio_national": 0.9262826059005185,
      "rank_in_national": 22,
      "is_spliced": false,
      "price_per_tsubo_real": 76.07981068366651,
      "deflator": 87.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 15,
      "floor_total": 2217,
      "cost_total": 47339,
      "price_per_tsubo": 70.58763771312584,
      "price_per_sqm": 213527.2891294542,
      "cost_per_unit": 3155.9333333333334,
      "floor_per_unit": 147.8,
      "yoy": 6.278393520151071,
      "ratio_national": 0.9556410835706634,
      "rank_in_national": 20,
      "is_spliced": false,
      "price_per_tsubo_real": 78.69301863224732,
      "deflator": 89.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 12,
      "floor_total": 2678,
      "cost_total": 46161,
      "price_per_tsubo": 56.98228983943242,
      "price_per_sqm": 172371.17251680358,
      "cost_per_unit": 3846.75,
      "floor_per_unit": 223.16666666666666,
      "yoy": -19.274405992996556,
      "ratio_national": 0.7352879515213753,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 61.53595015057497,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 14,
      "floor_total": 3009,
      "cost_total": 73900,
      "price_per_tsubo": 81.18905982053839,
      "price_per_sqm": 245596.54370222666,
      "cost_per_unit": 5278.571428571428,
      "floor_per_unit": 214.92857142857142,
      "yoy": null,
      "ratio_national": 1.0065030354952695,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 87.86694785772552,
      "deflator": 92.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2025,
      "units": 14,
      "floor_total": 1491,
      "cost_total": 48326,
      "price_per_tsubo": 107.14661806841046,
      "price_per_sqm": 324118.0415828303,
      "cost_per_unit": 3451.8571428571427,
      "floor_per_unit": 106.5,
      "yoy": null,
      "ratio_national": 0.7663908083114349,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 87.75316795119612,
      "deflator": 122.1,
      "deflator_provisional": true
    }
  ]
}