{
  "area": {
    "code": "15000",
    "name": "新潟県",
    "slug": "niigata"
  },
  "structure": {
    "id": "rc",
    "name": "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": 13,
      "floor_total": 2629,
      "cost_total": 60717,
      "price_per_tsubo": 76.34752812095854,
      "price_per_sqm": 230950.931913275,
      "cost_per_unit": 4670.538461538462,
      "floor_per_unit": 202.23076923076923,
      "yoy": null,
      "ratio_national": 1.0352439759200254,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 87.45421319697428,
      "deflator": 87.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 15,
      "floor_total": 2317,
      "cost_total": 47770,
      "price_per_tsubo": 68.15605882606819,
      "price_per_sqm": 206171.77384548986,
      "cost_per_unit": 3184.6666666666665,
      "floor_per_unit": 154.46666666666667,
      "yoy": -10.729187305072251,
      "ratio_national": 0.9035466513307273,
      "rank_in_national": 20,
      "is_spliced": false,
      "price_per_tsubo_real": 75.98222834567245,
      "deflator": 89.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 12,
      "floor_total": 2199,
      "cost_total": 49516,
      "price_per_tsubo": 74.43815263301501,
      "price_per_sqm": 225175.079581628,
      "cost_per_unit": 4126.333333333333,
      "floor_per_unit": 183.25,
      "yoy": 9.217219884997307,
      "ratio_national": 0.9305002196110085,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 80.38677390174408,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 10,
      "floor_total": 2382,
      "cost_total": 55099,
      "price_per_tsubo": 76.46755802267002,
      "price_per_sqm": 231314.02183039463,
      "cost_per_unit": 5509.9,
      "floor_per_unit": 238.2,
      "yoy": 2.726297359446983,
      "ratio_national": 0.9104572796309557,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 82.84675842109428,
      "deflator": 92.3,
      "deflator_provisional": false
    }
  ]
}