{
  "area": {
    "code": "11000",
    "name": "埼玉県",
    "slug": "saitama"
  },
  "structure": {
    "id": "wood",
    "name": "木造"
  },
  "segment": {
    "segment": "condo",
    "building_type": "detached",
    "label": "分譲住宅・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": {
    "fiscal_year": 2026,
    "through_month": "2026-08",
    "months": 5,
    "units": 5215,
    "price_per_tsubo": 50.10716842338629,
    "prev_price_per_tsubo": 50.063235556916226,
    "change_vs_prev": 0.08775474853221965,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 13416,
      "floor_total": 1345296,
      "cost_total": 19091757,
      "price_per_tsubo": 46.91409130260552,
      "price_per_sqm": 141914.91686587932,
      "cost_per_unit": 1423.0588103756709,
      "floor_per_unit": 100.27549194991056,
      "yoy": null,
      "ratio_national": 0.9714239476852505,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 53.372117522873175,
      "deflator": 87.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 14353,
      "floor_total": 1450318,
      "cost_total": 20396777,
      "price_per_tsubo": 46.49150147680026,
      "price_per_sqm": 140636.5845283586,
      "cost_per_unit": 1421.0810980282868,
      "floor_per_unit": 101.04633177732879,
      "yoy": -0.9007737634295632,
      "ratio_national": 0.9728909253736978,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 51.25854628092641,
      "deflator": 90.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 12862,
      "floor_total": 1302785,
      "cost_total": 18290405,
      "price_per_tsubo": 46.41152449939936,
      "price_per_sqm": 140394.65452856765,
      "cost_per_unit": 1422.0498367283471,
      "floor_per_unit": 101.28945731612502,
      "yoy": -0.1720249397425988,
      "ratio_national": 0.966709439940683,
      "rank_in_national": 28,
      "is_spliced": false,
      "price_per_tsubo_real": 49.637994117004666,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 13727,
      "floor_total": 1399197,
      "cost_total": 19795720,
      "price_per_tsubo": 46.770035398017576,
      "price_per_sqm": 141479.1483972593,
      "cost_per_unit": 1442.1009688934216,
      "floor_per_unit": 101.93028338311358,
      "yoy": 0.7724609404348604,
      "ratio_national": 0.9666121403416604,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 50.02142823317388,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 15174,
      "floor_total": 1559347,
      "cost_total": 22121206,
      "price_per_tsubo": 46.89659298587165,
      "price_per_sqm": 141861.98453583455,
      "cost_per_unit": 1457.836167127982,
      "floor_per_unit": 102.76439963094768,
      "yoy": 0.27059545022161124,
      "ratio_national": 0.9697548314823664,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 49.94312352063008,
      "deflator": 93.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 15057,
      "floor_total": 1538278,
      "cost_total": 21910635,
      "price_per_tsubo": 47.086390156168136,
      "price_per_sqm": 142436.1201291314,
      "cost_per_unit": 1455.1793185893605,
      "floor_per_unit": 102.16364481636448,
      "yoy": 0.404714198222611,
      "ratio_national": 0.9672410124433356,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 49.40859407782596,
      "deflator": 95.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 15301,
      "floor_total": 1560025,
      "cost_total": 22300125,
      "price_per_tsubo": 47.25535182048365,
      "price_per_sqm": 142947.22840980112,
      "cost_per_unit": 1457.4292529900006,
      "floor_per_unit": 101.95575452584798,
      "yoy": 0.35883333539719064,
      "ratio_national": 0.9631945713011425,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 48.26900083808339,
      "deflator": 97.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 14229,
      "floor_total": 1458939,
      "cost_total": 20907578,
      "price_per_tsubo": 47.37419609498409,
      "price_per_sqm": 143306.73180989746,
      "cost_per_unit": 1469.3638344226579,
      "floor_per_unit": 102.53278515707358,
      "yoy": 0.25149378836901715,
      "ratio_national": 0.967188662336661,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 47.32686922575834,
      "deflator": 100.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 12789,
      "floor_total": 1304420,
      "cost_total": 18334313,
      "price_per_tsubo": 46.4646268627206,
      "price_per_sqm": 140555.2889406786,
      "cost_per_unit": 1433.6002032997108,
      "floor_per_unit": 101.99546485260771,
      "yoy": -1.9199676347854577,
      "ratio_national": 0.949990017147449,
      "rank_in_national": 37,
      "is_spliced": false,
      "price_per_tsubo_real": 46.4646268627206,
      "deflator": 100,
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    },
    {
      "fiscal_year": 2021,
      "units": 14288,
      "floor_total": 1458428,
      "cost_total": 20383603,
      "price_per_tsubo": 46.203111131553975,
      "price_per_sqm": 139764.20502074837,
      "cost_per_unit": 1426.6239501679731,
      "floor_per_unit": 102.07362821948489,
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      "ratio_national": 0.9426576082129388,
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      "is_spliced": false,
      "price_per_tsubo_real": 41.888586701318204,
      "deflator": 110.3,
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    },
    {
      "fiscal_year": 2022,
      "units": 15215,
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      "cost_total": 22216924,
      "price_per_tsubo": 47.763148006615154,
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    {
      "fiscal_year": 2023,
      "units": 14762,
      "floor_total": 1484719,
      "cost_total": 22074687,
      "price_per_tsubo": 49.15022946276703,
      "price_per_sqm": 148679.22482301365,
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      "price_per_tsubo_real": 42.8137887306333,
      "deflator": 114.8,
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    {
      "fiscal_year": 2024,
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      "price_per_tsubo": 49.35238783215167,
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    {
      "fiscal_year": 2025,
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  ]
}