{
  "area": {
    "code": "11000",
    "name": "埼玉県",
    "slug": "saitama"
  },
  "structure": {
    "id": "rc",
    "name": "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": {
    "fiscal_year": 2026,
    "through_month": "2026-08",
    "months": 5,
    "units": 1973,
    "price_per_tsubo": 148.13253140649093,
    "prev_price_per_tsubo": 139.77724783105862,
    "change_vs_prev": 5.977570531028704,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 6840,
      "floor_total": 561117,
      "cost_total": 9764095,
      "price_per_tsubo": 57.52462964060971,
      "price_per_sqm": 174011.74799551608,
      "cost_per_unit": 1427.499269005848,
      "floor_per_unit": 82.03464912280701,
      "yoy": null,
      "ratio_national": 0.9690830817075555,
      "rank_in_national": 11,
      "is_spliced": false,
      "price_per_tsubo_real": 65.89304655281754,
      "deflator": 87.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 5180,
      "floor_total": 413336,
      "cost_total": 7879837,
      "price_per_tsubo": 63.02157652909497,
      "price_per_sqm": 190639.9878065303,
      "cost_per_unit": 1521.204054054054,
      "floor_per_unit": 79.7945945945946,
      "yoy": 9.555814479515877,
      "ratio_national": 0.9970955898306348,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 70.25816781392973,
      "deflator": 89.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 4969,
      "floor_total": 401455,
      "cost_total": 8689451,
      "price_per_tsubo": 71.55347478868117,
      "price_per_sqm": 216448.94197357114,
      "cost_per_unit": 1748.7323405111692,
      "floor_per_unit": 80.79190984101429,
      "yoy": 13.538059073541753,
      "ratio_national": 1.00310872615351,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 77.27157104609198,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 4051,
      "floor_total": 293580,
      "cost_total": 7132653,
      "price_per_tsubo": 80.31559697823421,
      "price_per_sqm": 242954.3225015328,
      "cost_per_unit": 1760.7141446556407,
      "floor_per_unit": 72.47099481609479,
      "yoy": 12.245557906768623,
      "ratio_national": 1.0111566663164884,
      "rank_in_national": 7,
      "is_spliced": false,
      "price_per_tsubo_real": 87.01581471097964,
      "deflator": 92.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 4961,
      "floor_total": 370879,
      "cost_total": 9179407,
      "price_per_tsubo": 81.81965510727218,
      "price_per_sqm": 247504.0916309632,
      "cost_per_unit": 1850.3138480145133,
      "floor_per_unit": 74.7589195726668,
      "yoy": 1.872684989748108,
      "ratio_national": 0.990664765098305,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 88.5494102892556,
      "deflator": 92.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 4298,
      "floor_total": 336823,
      "cost_total": 8803612,
      "price_per_tsubo": 86.40411288267131,
      "price_per_sqm": 261372.0559462982,
      "cost_per_unit": 2048.30432759423,
      "floor_per_unit": 78.36738017682643,
      "yoy": 5.6031252752025695,
      "ratio_national": 1.039694122154652,
      "rank_in_national": 4,
      "is_spliced": false,
      "price_per_tsubo_real": 91.33627154616418,
      "deflator": 94.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 4071,
      "floor_total": 292865,
      "cost_total": 7658180,
      "price_per_tsubo": 86.4437022594028,
      "price_per_sqm": 261491.81363426836,
      "cost_per_unit": 1881.1545074920166,
      "floor_per_unit": 71.93932694669614,
      "yoy": 0.04581885677739095,
      "ratio_national": 1.0409699031761577,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 88.2078594483702,
      "deflator": 98,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 4178,
      "floor_total": 305698,
      "cost_total": 7596131,
      "price_per_tsubo": 82.14386060258818,
      "price_per_sqm": 248484.8118077318,
      "cost_per_unit": 1818.1261369076112,
      "floor_per_unit": 73.1685016754428,
      "yoy": -4.974152592298198,
      "ratio_national": 0.9641934008801907,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 81.9799008009862,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 3711,
      "floor_total": 263947,
      "cost_total": 6793705,
      "price_per_tsubo": 85.08739274153523,
      "price_per_sqm": 257388.98339439358,
      "cost_per_unit": 1830.6938830503907,
      "floor_per_unit": 71.1255726219348,
      "yoy": 3.583386655258214,
      "ratio_national": 0.976001255313032,
      "rank_in_national": 15,
      "is_spliced": false,
      "price_per_tsubo_real": 85.08739274153523,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 3869,
      "floor_total": 287030,
      "cost_total": 7716487,
      "price_per_tsubo": 88.87254140588092,
      "price_per_sqm": 268839.041215204,
      "cost_per_unit": 1994.4396484879815,
      "floor_per_unit": 74.18712845696562,
      "yoy": 4.448542307370507,
      "ratio_national": 1.0041456304024727,
      "rank_in_national": 7,
      "is_spliced": false,
      "price_per_tsubo_real": 84.47960209684499,
      "deflator": 105.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 3641,
      "floor_total": 241259,
      "cost_total": 6609993,
      "price_per_tsubo": 90.57174554926448,
      "price_per_sqm": 273979.12616731395,
      "cost_per_unit": 1815.4333974182916,
      "floor_per_unit": 66.26174127986816,
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      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 81.0848214407023,
      "deflator": 111.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 5471,
      "floor_total": 359379,
      "cost_total": 10973444,
      "price_per_tsubo": 100.94051527985775,
      "price_per_sqm": 305344.60833827243,
      "cost_per_unit": 2005.7473953573387,
      "floor_per_unit": 65.68799122646682,
      "yoy": 11.448128406615954,
      "ratio_national": 0.9909668193822828,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 88.62205028960294,
      "deflator": 113.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 4563,
      "floor_total": 293872,
      "cost_total": 10339078,
      "price_per_tsubo": 116.30512829265803,
      "price_per_sqm": 351822.49414711166,
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      "is_spliced": true,
      "price_per_tsubo_real": 97.81760159180658,
      "deflator": 118.9,
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    {
      "fiscal_year": 2025,
      "units": 4148,
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      "price_per_tsubo": 139.89634355261725,
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      "deflator": 122.1,
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  ]
}