{
  "area": {
    "code": "00000",
    "name": "全国",
    "slug": "japan"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "segment": {
    "segment": "owner",
    "building_type": "all",
    "label": "持家"
  },
  "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": 7440,
    "price_per_tsubo": 125.81179460088369,
    "prev_price_per_tsubo": 121.88044959895973,
    "change_vs_prev": 3.225574745465593,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 42501,
      "floor_total": 5630411,
      "cost_total": 127008095,
      "price_per_tsubo": 74.5704159731945,
      "price_per_sqm": 225575.17559552935,
      "cost_per_unit": 2988.3554504599892,
      "floor_per_unit": 132.4771417143126,
      "yoy": null,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 84.9321366437295,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 43103,
      "floor_total": 5714267,
      "cost_total": 131769230,
      "price_per_tsubo": 76.23049515216911,
      "price_per_sqm": 230596.90770487272,
      "cost_per_unit": 3057.077929610468,
      "floor_per_unit": 132.5723731526808,
      "yoy": 2.226190047768206,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 84.41915299243534,
      "deflator": 90.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 35242,
      "floor_total": 4639547,
      "cost_total": 111195502,
      "price_per_tsubo": 79.22949774117602,
      "price_per_sqm": 239668.87715546368,
      "cost_per_unit": 3155.198399636797,
      "floor_per_unit": 131.64823222291585,
      "yoy": 3.934124503612879,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 84.64689929612823,
      "deflator": 93.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 34704,
      "floor_total": 4529389,
      "cost_total": 110888815,
      "price_per_tsubo": 80.93257959050327,
      "price_per_sqm": 244820.69215075145,
      "cost_per_unit": 3195.274752189949,
      "floor_per_unit": 130.51489741816505,
      "yoy": 2.149555276610249,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 86.65158414400777,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 35623,
      "floor_total": 4582297,
      "cost_total": 114514058,
      "price_per_tsubo": 82.61346390158036,
      "price_per_sqm": 249905.35969187506,
      "cost_per_unit": 3214.610167588356,
      "floor_per_unit": 128.63310220924683,
      "yoy": 2.0768945208245126,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 88.45124614730231,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 33611,
      "floor_total": 4303020,
      "cost_total": 110148445,
      "price_per_tsubo": 84.62141193779021,
      "price_per_sqm": 255979.3935422099,
      "cost_per_unit": 3277.154651750915,
      "floor_per_unit": 128.0241587575496,
      "yoy": 2.4305336459465865,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 88.88803774977964,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 33793,
      "floor_total": 4304422,
      "cost_total": 112758959,
      "price_per_tsubo": 86.5987208207304,
      "price_per_sqm": 261960.74409061193,
      "cost_per_unit": 3336.7549196579175,
      "floor_per_unit": 127.37614298819283,
      "yoy": 2.336653144471068,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 88.2759641393786,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 31605,
      "floor_total": 3999992,
      "cost_total": 108562000,
      "price_per_tsubo": 89.72097293694588,
      "price_per_sqm": 271405.54281108564,
      "cost_per_unit": 3434.9628223382374,
      "floor_per_unit": 126.56199968359437,
      "yoy": 3.6054252148584265,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 89.54188915862863,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 27393,
      "floor_total": 3437075,
      "cost_total": 95806091,
      "price_per_tsubo": 92.14661232789217,
      "price_per_sqm": 278743.0911458144,
      "cost_per_unit": 3497.4661774906,
      "floor_per_unit": 125.47274851239368,
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      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 92.14661232789217,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 29617,
      "floor_total": 3763637,
      "cost_total": 108166646,
      "price_per_tsubo": 95.00815744991878,
      "price_per_sqm": 287399.25237210706,
      "cost_per_unit": 3652.1810446702907,
      "floor_per_unit": 127.07691528514029,
      "yoy": 3.1054262872346916,
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      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 87.72683051700719,
      "deflator": 108.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 26219,
      "floor_total": 3303070,
      "cost_total": 101203454,
      "price_per_tsubo": 101.28679265006797,
      "price_per_sqm": 306392.0958381142,
      "cost_per_unit": 3859.928067432015,
      "floor_per_unit": 125.98001449330638,
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      "ratio_national": null,
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      "price_per_tsubo_real": 87.01614488837454,
      "deflator": 116.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 21379,
      "floor_total": 2652448,
      "cost_total": 87860179,
      "price_per_tsubo": 109.50160045980545,
      "price_per_sqm": 331241.8528091785,
      "cost_per_unit": 4109.648673932364,
      "floor_per_unit": 124.06791711492586,
      "yoy": 8.110443222462882,
      "ratio_national": null,
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      "is_spliced": false,
      "price_per_tsubo_real": 93.59111150410722,
      "deflator": 117,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 19809,
      "floor_total": 2444342,
      "cost_total": 85988221,
      "price_per_tsubo": 116.29264689621584,
      "price_per_sqm": 351784.7379785644,
      "cost_per_unit": 4340.866323388359,
      "floor_per_unit": 123.39552728557726,
      "yoy": 6.20177824606607,
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      "price_per_tsubo_real": 95.79295460973299,
      "deflator": 121.4,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 17617,
      "floor_total": 2153378,
      "cost_total": 80082861,
      "price_per_tsubo": 122.94038532259083,
      "price_per_sqm": 371894.1170570146,
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  ]
}