{
  "area": {
    "code": "11000",
    "name": "埼玉県",
    "slug": "saitama"
  },
  "structure": {
    "id": "other",
    "name": "その他"
  },
  "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": 2013,
      "units": 76,
      "floor_total": 9626,
      "cost_total": 201340,
      "price_per_tsubo": 69.14479104508622,
      "price_per_sqm": 209162.68439642634,
      "cost_per_unit": 2649.2105263157896,
      "floor_per_unit": 126.65789473684211,
      "yoy": null,
      "ratio_national": 1.1632536040006543,
      "rank_in_national": 2,
      "is_spliced": false,
      "price_per_tsubo_real": 78.21808941751834,
      "deflator": 88.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 45,
      "floor_total": 5947,
      "cost_total": 112737,
      "price_per_tsubo": 62.66770594081049,
      "price_per_sqm": 189569.53085589374,
      "cost_per_unit": 2505.266666666667,
      "floor_per_unit": 132.15555555555557,
      "yoy": -9.367423064526026,
      "ratio_national": 1.0929313144505928,
      "rank_in_national": 1,
      "is_spliced": false,
      "price_per_tsubo_real": 68.414526136256,
      "deflator": 91.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 37,
      "floor_total": 4794,
      "cost_total": 90966,
      "price_per_tsubo": 62.72726181476846,
      "price_per_sqm": 189749.6871088861,
      "cost_per_unit": 2458.5405405405404,
      "floor_per_unit": 129.56756756756758,
      "yoy": 0.09503439301610239,
      "ratio_national": 1.0526560310762783,
      "rank_in_national": 5,
      "is_spliced": false,
      "price_per_tsubo_real": 67.7400235580653,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 70,
      "floor_total": 8865,
      "cost_total": 187079,
      "price_per_tsubo": 69.76242384771574,
      "price_per_sqm": 211031.0208685843,
      "cost_per_unit": 2672.557142857143,
      "floor_per_unit": 126.64285714285714,
      "yoy": 11.21547765582671,
      "ratio_national": 1.1490878389033137,
      "rank_in_national": 2,
      "is_spliced": false,
      "price_per_tsubo_real": 75.17502569796955,
      "deflator": 92.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 13,
      "floor_total": 1655,
      "cost_total": 28385,
      "price_per_tsubo": 56.69779404833837,
      "price_per_sqm": 171510.57401812688,
      "cost_per_unit": 2183.4615384615386,
      "floor_per_unit": 127.3076923076923,
      "yoy": -18.72731633851501,
      "ratio_national": 0.9813295058236305,
      "rank_in_national": 7,
      "is_spliced": false,
      "price_per_tsubo_real": 59.74477771163158,
      "deflator": 94.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 12,
      "floor_total": 1306,
      "cost_total": 23231,
      "price_per_tsubo": 58.8030685222052,
      "price_per_sqm": 177879.01990811637,
      "cost_per_unit": 1935.9166666666667,
      "floor_per_unit": 108.83333333333333,
      "yoy": null,
      "ratio_national": 0.943350775124988,
      "rank_in_national": 7,
      "is_spliced": false,
      "price_per_tsubo_real": 58.8030685222052,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 13,
      "floor_total": 1333,
      "cost_total": 25962,
      "price_per_tsubo": 64.38478618154538,
      "price_per_sqm": 194763.6909227307,
      "cost_per_unit": 1997.076923076923,
      "floor_per_unit": 102.53846153846153,
      "yoy": 9.492221748993268,
      "ratio_national": 1.0867582975642816,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 60.97044145979677,
      "deflator": 105.6,
      "deflator_provisional": false
    }
  ]
}