{
  "area": {
    "code": "11000",
    "name": "埼玉県",
    "slug": "saitama"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "segment": {
    "segment": "company",
    "building_type": "apartment",
    "label": "給与住宅・共同住宅"
  },
  "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": 85,
      "floor_total": 2860,
      "cost_total": 40325,
      "price_per_tsubo": 46.61048312937063,
      "price_per_sqm": 140996.5034965035,
      "cost_per_unit": 474.4117647058824,
      "floor_per_unit": 33.64705882352941,
      "yoy": null,
      "ratio_national": 0.7930284010214343,
      "rank_in_national": 11,
      "is_spliced": false,
      "price_per_tsubo_real": 53.08711062570687,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 10,
      "floor_total": 675,
      "cost_total": 16023,
      "price_per_tsubo": 78.47210840000001,
      "price_per_sqm": 237377.77777777778,
      "cost_per_unit": 1602.3,
      "floor_per_unit": 67.5,
      "yoy": 68.35720878969487,
      "ratio_national": 1.7681579690025135,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 86.9015596899225,
      "deflator": 90.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 72,
      "floor_total": 1849,
      "cost_total": 36489,
      "price_per_tsubo": 65.23795095186587,
      "price_per_sqm": 197344.51054624122,
      "cost_per_unit": 506.7916666666667,
      "floor_per_unit": 25.680555555555557,
      "yoy": -16.864791475558395,
      "ratio_national": 0.9756364731052352,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 69.69866554686524,
      "deflator": 93.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "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": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 17,
      "floor_total": 799,
      "cost_total": 14105,
      "price_per_tsubo": 58.358157634543176,
      "price_per_sqm": 176533.16645807258,
      "cost_per_unit": 829.7058823529412,
      "floor_per_unit": 47,
      "yoy": null,
      "ratio_national": 0.8236823939147186,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 62.48196748880426,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 30,
      "floor_total": 679,
      "cost_total": 13293,
      "price_per_tsubo": 64.71850731958763,
      "price_per_sqm": 195773.19587628866,
      "cost_per_unit": 443.1,
      "floor_per_unit": 22.633333333333333,
      "yoy": 10.898818507731045,
      "ratio_national": 1.1579811350812172,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 67.9816253357013,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 21,
      "floor_total": 827,
      "cost_total": 8773,
      "price_per_tsubo": 35.06855582829505,
      "price_per_sqm": 106082.22490931077,
      "cost_per_unit": 417.76190476190476,
      "floor_per_unit": 39.38095238095238,
      "yoy": -45.81371344811404,
      "ratio_national": 0.5189321417377042,
      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 35.74776333159536,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 10,
      "floor_total": 276,
      "cost_total": 10000,
      "price_per_tsubo": 119.775,
      "price_per_sqm": 362318.84057971014,
      "cost_per_unit": 1000,
      "floor_per_unit": 27.6,
      "yoy": 241.54528799660352,
      "ratio_national": 1.3878127217286007,
      "rank_in_national": 1,
      "is_spliced": false,
      "price_per_tsubo_real": 119.53592814371257,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 54,
      "floor_total": 2334,
      "cost_total": 79580,
      "price_per_tsubo": 112.71412519280206,
      "price_per_sqm": 340959.7257926307,
      "cost_per_unit": 1473.7037037037037,
      "floor_per_unit": 43.22222222222222,
      "yoy": -5.895115681233931,
      "ratio_national": 1.2218652538168595,
      "rank_in_national": 1,
      "is_spliced": false,
      "price_per_tsubo_real": 112.71412519280206,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 10,
      "floor_total": 263,
      "cost_total": 4000,
      "price_per_tsubo": 50.278174904942965,
      "price_per_sqm": 152091.2547528517,
      "cost_per_unit": 400,
      "floor_per_unit": 26.3,
      "yoy": -55.393190676909285,
      "ratio_national": 0.5623013044625237,
      "rank_in_national": 17,
      "is_spliced": false,
      "price_per_tsubo_real": 46.424907576124625,
      "deflator": 108.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 24,
      "floor_total": 663,
      "cost_total": 18000,
      "price_per_tsubo": 89.74995475113123,
      "price_per_sqm": 271493.2126696833,
      "cost_per_unit": 750,
      "floor_per_unit": 27.625,
      "yoy": 78.50678733031675,
      "ratio_national": 1.065614948286693,
      "rank_in_national": 7,
      "is_spliced": false,
      "price_per_tsubo_real": 77.10477212296497,
      "deflator": 116.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "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": 117,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 14,
      "floor_total": 758,
      "cost_total": 35000,
      "price_per_tsubo": 152.642018469657,
      "price_per_sqm": 461741.4248021108,
      "cost_per_unit": 2500,
      "floor_per_unit": 54.142857142857146,
      "yoy": null,
      "ratio_national": 1.2351889440999269,
      "rank_in_national": 2,
      "is_spliced": true,
      "price_per_tsubo_real": 125.73477633414909,
      "deflator": 121.4,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 26,
      "floor_total": 798,
      "cost_total": 25000,
      "price_per_tsubo": 103.56484962406016,
      "price_per_sqm": 313283.20802005014,
      "cost_per_unit": 961.5384615384615,
      "floor_per_unit": 30.692307692307693,
      "yoy": -32.151808091657706,
      "ratio_national": 0.8512066607274981,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 83.3184630925665,
      "deflator": 124.3,
      "deflator_provisional": true
    }
  ]
}