{
  "area": {
    "code": "12000",
    "name": "千葉県",
    "slug": "chiba"
  },
  "structure": {
    "id": "src",
    "name": "鉄骨鉄筋コンクリート造"
  },
  "segment": {
    "segment": "condo",
    "building_type": "all",
    "label": "分譲住宅"
  },
  "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": 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": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "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": 89.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 135,
      "floor_total": 11702,
      "cost_total": 239488,
      "price_per_tsubo": 67.65484836096394,
      "price_per_sqm": 204655.61442488464,
      "cost_per_unit": 1773.9851851851852,
      "floor_per_unit": 86.68148148148148,
      "yoy": null,
      "ratio_national": 0.8662428433978733,
      "rank_in_national": 7,
      "is_spliced": false,
      "price_per_tsubo_real": 73.06139131853557,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 147,
      "floor_total": 8392,
      "cost_total": 140222,
      "price_per_tsubo": 55.236473472354625,
      "price_per_sqm": 167090.0857959962,
      "cost_per_unit": 953.8911564625851,
      "floor_per_unit": 57.08843537414966,
      "yoy": -18.355484033239765,
      "ratio_national": 0.7119533735291718,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 59.33026151702968,
      "deflator": 93.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "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": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 236,
      "floor_total": 22392,
      "cost_total": 495736,
      "price_per_tsubo": 73.18681276527332,
      "price_per_sqm": 221389.78206502323,
      "cost_per_unit": 2100.576271186441,
      "floor_per_unit": 94.88135593220339,
      "yoy": null,
      "ratio_national": 0.9003880944018852,
      "rank_in_national": 12,
      "is_spliced": false,
      "price_per_tsubo_real": 73.04073130266798,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 85,
      "floor_total": 5204,
      "cost_total": 154000,
      "price_per_tsubo": 97.8269907763259,
      "price_per_sqm": 295926.2106072252,
      "cost_per_unit": 1811.764705882353,
      "floor_per_unit": 61.22352941176471,
      "yoy": 33.66751068949978,
      "ratio_national": 1.0099686078832246,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 97.8269907763259,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "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": 111.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2024,
      "units": 315,
      "floor_total": 23035,
      "cost_total": 728303,
      "price_per_tsubo": 104.51993811026699,
      "price_per_sqm": 316172.34642934665,
      "cost_per_unit": 2312.0730158730157,
      "floor_per_unit": 73.12698412698413,
      "yoy": null,
      "ratio_national": 0.7279415031337373,
      "rank_in_national": 6,
      "is_spliced": true,
      "price_per_tsubo_real": 87.61101266577283,
      "deflator": 119.3,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 0,
      "floor_total": 0,
      "cost_total": 0,
      "price_per_tsubo": null,
      "price_per_sqm": null,
      "cost_per_unit": null,
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      "yoy": null,
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      "deflator": 122.6,
      "deflator_provisional": true
    }
  ]
}