{
  "area": {
    "code": "00000",
    "name": "全国",
    "slug": "japan"
  },
  "structure": {
    "id": "rc",
    "name": "鉄筋コンクリート造"
  },
  "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": {
    "fiscal_year": 2026,
    "through_month": "2026-08",
    "months": 5,
    "units": 562,
    "price_per_tsubo": 146.0785394730876,
    "prev_price_per_tsubo": 137.28506114678967,
    "change_vs_prev": 6.405269628642003,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 3544,
      "floor_total": 583705,
      "cost_total": 13021782,
      "price_per_tsubo": 73.74834328604346,
      "price_per_sqm": 223088.40938487762,
      "cost_per_unit": 3674.3177200902933,
      "floor_per_unit": 164.7023137697517,
      "yoy": null,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 84.47691098057672,
      "deflator": 87.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 3400,
      "floor_total": 555806,
      "cost_total": 12682412,
      "price_per_tsubo": 75.43169876805936,
      "price_per_sqm": 228180.55220706505,
      "cost_per_unit": 3730.121176470588,
      "floor_per_unit": 163.47235294117647,
      "yoy": 2.28256718322033,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 84.09330966338835,
      "deflator": 89.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 2401,
      "floor_total": 395655,
      "cost_total": 9574597,
      "price_per_tsubo": 79.99799577063351,
      "price_per_sqm": 241993.58026563548,
      "cost_per_unit": 3987.7538525614327,
      "floor_per_unit": 164.78758850478968,
      "yoy": 6.05355185837031,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 86.39092415835152,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 2485,
      "floor_total": 410386,
      "cost_total": 10426413,
      "price_per_tsubo": 83.98807910423358,
      "price_per_sqm": 254063.56454654885,
      "cost_per_unit": 4195.739637826961,
      "floor_per_unit": 165.14527162977868,
      "yoy": 4.987729123914875,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 90.99466858530182,
      "deflator": 92.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 2180,
      "floor_total": 353186,
      "cost_total": 9143647,
      "price_per_tsubo": 85.58373439527614,
      "price_per_sqm": 258890.41468234867,
      "cost_per_unit": 4194.333486238532,
      "floor_per_unit": 162.01192660550458,
      "yoy": 1.8998592515281576,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 92.62308917237677,
      "deflator": 92.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 2030,
      "floor_total": 323803,
      "cost_total": 8620344,
      "price_per_tsubo": 88.00735938752884,
      "price_per_sqm": 266221.86947001726,
      "cost_per_unit": 4246.474876847291,
      "floor_per_unit": 159.5088669950739,
      "yoy": 2.831875717246657,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 93.03103529337086,
      "deflator": 94.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 1800,
      "floor_total": 289553,
      "cost_total": 8404980,
      "price_per_tsubo": 95.95859422696363,
      "price_per_sqm": 290274.3193819439,
      "cost_per_unit": 4669.433333333333,
      "floor_per_unit": 160.86277777777778,
      "yoy": 9.034738565922162,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 97.91693288465676,
      "deflator": 98,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 1885,
      "floor_total": 293355,
      "cost_total": 8606068,
      "price_per_tsubo": 96.98097367939869,
      "price_per_sqm": 293367.01266383735,
      "cost_per_unit": 4565.553315649868,
      "floor_per_unit": 155.6259946949602,
      "yoy": 1.0654381305512883,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 96.78739888163541,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 1684,
      "floor_total": 256561,
      "cost_total": 7381139,
      "price_per_tsubo": 95.10601960083568,
      "price_per_sqm": 287695.2849419826,
      "cost_per_unit": 4383.099168646081,
      "floor_per_unit": 152.3521377672209,
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      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 95.10601960083568,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 2001,
      "floor_total": 304619,
      "cost_total": 9264860,
      "price_per_tsubo": 100.54422586706673,
      "price_per_sqm": 304145.8346327708,
      "cost_per_unit": 4630.114942528736,
      "floor_per_unit": 152.23338330834582,
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      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 95.57435918922693,
      "deflator": 105.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 1889,
      "floor_total": 289407,
      "cost_total": 9489667,
      "price_per_tsubo": 108.39698511760254,
      "price_per_sqm": 327900.3963276631,
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      "floor_per_unit": 153.20645844362096,
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      "price_per_tsubo_real": 97.04295892354749,
      "deflator": 111.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 1582,
      "floor_total": 241512,
      "cost_total": 9306011,
      "price_per_tsubo": 127.37966686413097,
      "price_per_sqm": 385322.92391268344,
      "cost_per_unit": 5882.434260429835,
      "floor_per_unit": 152.66245259165612,
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      "price_per_tsubo_real": 111.83465045138803,
      "deflator": 113.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 1505,
      "floor_total": 215495,
      "cost_total": 8256426,
      "price_per_tsubo": 126.65727978161907,
      "price_per_sqm": 383137.706211281,
      "cost_per_unit": 5485.997342192691,
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      "deflator": 118.9,
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    },
    {
      "fiscal_year": 2025,
      "units": 1167,
      "floor_total": 158739,
      "cost_total": 6521277,
      "price_per_tsubo": 135.8076609644133,
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  ]
}