{
  "area": {
    "code": "00000",
    "name": "全国",
    "slug": "japan"
  },
  "structure": {
    "id": "src",
    "name": "鉄骨鉄筋コンクリート造"
  },
  "segment": {
    "segment": "all",
    "building_type": "detached",
    "label": "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": 27,
    "price_per_tsubo": 198.83779533774833,
    "prev_price_per_tsubo": 149.94722056577865,
    "change_vs_prev": 32.60518907085873,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 94,
      "floor_total": 13230,
      "cost_total": 280150,
      "price_per_tsubo": 70.00129013605442,
      "price_per_sqm": 211753.5903250189,
      "cost_per_unit": 2980.31914893617,
      "floor_per_unit": 140.74468085106383,
      "yoy": null,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 79.72812088388886,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 98,
      "floor_total": 14837,
      "cost_total": 315123,
      "price_per_tsubo": 70.21166422929164,
      "price_per_sqm": 212389.97101839996,
      "cost_per_unit": 3215.5408163265306,
      "floor_per_unit": 151.39795918367346,
      "yoy": 0.30052888000826616,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 78.09973774114754,
      "deflator": 89.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 76,
      "floor_total": 15242,
      "cost_total": 466282,
      "price_per_tsubo": 101.13045353496916,
      "price_per_sqm": 305919.17071250494,
      "cost_per_unit": 6135.289473684211,
      "floor_per_unit": 200.55263157894737,
      "yoy": 44.03654242506687,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 109.21215284553907,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 113,
      "floor_total": 16913,
      "cost_total": 467822,
      "price_per_tsubo": 91.43979716076392,
      "price_per_sqm": 276604.9784189677,
      "cost_per_unit": 4140.017699115044,
      "floor_per_unit": 149.67256637168143,
      "yoy": -9.58233255708122,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 98.21675312649187,
      "deflator": 93.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 75,
      "floor_total": 10187,
      "cost_total": 230852,
      "price_per_tsubo": 74.91393276528909,
      "price_per_sqm": 226614.31235888877,
      "cost_per_unit": 3078.0266666666666,
      "floor_per_unit": 135.82666666666665,
      "yoy": -18.07294516021296,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 80.55261587665493,
      "deflator": 93,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 61,
      "floor_total": 10378,
      "cost_total": 311496,
      "price_per_tsubo": 99.22339196762383,
      "price_per_sqm": 300150.317980343,
      "cost_per_unit": 5106.491803278688,
      "floor_per_unit": 170.13114754098362,
      "yoy": 32.44985052179557,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 104.4456757553935,
      "deflator": 95,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 63,
      "floor_total": 9792,
      "cost_total": 255856,
      "price_per_tsubo": 86.37726779411764,
      "price_per_sqm": 261290.8496732026,
      "cost_per_unit": 4061.2063492063494,
      "floor_per_unit": 155.42857142857142,
      "yoy": -12.946669045236646,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 88.05022201235234,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 73,
      "floor_total": 10047,
      "cost_total": 282355,
      "price_per_tsubo": 92.90398481636309,
      "price_per_sqm": 281034.1395441425,
      "cost_per_unit": 3867.876712328767,
      "floor_per_unit": 137.63013698630138,
      "yoy": 7.556058658630005,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 92.71854772092125,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 90,
      "floor_total": 13922,
      "cost_total": 394772,
      "price_per_tsubo": 93.73892615141503,
      "price_per_sqm": 283559.8333572763,
      "cost_per_unit": 4386.355555555556,
      "floor_per_unit": 154.6888888888889,
      "yoy": 0.8987142335200149,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 93.73892615141503,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 79,
      "floor_total": 11056,
      "cost_total": 245972,
      "price_per_tsubo": 73.54665140014473,
      "price_per_sqm": 222478.29232995657,
      "cost_per_unit": 3113.5696202531644,
      "floor_per_unit": 139.9493670886076,
      "yoy": -21.54097084348293,
      "ratio_national": null,
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      "is_spliced": false,
      "price_per_tsubo_real": 70.17810248105413,
      "deflator": 104.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 81,
      "floor_total": 13171,
      "cost_total": 448382,
      "price_per_tsubo": 112.53942235061879,
      "price_per_sqm": 340431.25047452736,
      "cost_per_unit": 5535.580246913581,
      "floor_per_unit": 162.60493827160494,
      "yoy": 53.01773800458485,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 101.20451650235502,
      "deflator": 111.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 56,
      "floor_total": 8425,
      "cost_total": 237199,
      "price_per_tsubo": 93.07181984688427,
      "price_per_sqm": 281541.83976261126,
      "cost_per_unit": 4235.696428571428,
      "floor_per_unit": 150.44642857142858,
      "yoy": -17.29847381221029,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": 81.78543044541676,
      "deflator": 113.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 66,
      "floor_total": 9305,
      "cost_total": 324131,
      "price_per_tsubo": 115.15411268027941,
      "price_per_sqm": 348340.6770553466,
      "cost_per_unit": 4911.075757575758,
      "floor_per_unit": 140.9848484848485,
      "yoy": 23.726078279895567,
      "ratio_national": null,
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      "is_spliced": true,
      "price_per_tsubo_real": 96.5248220287338,
      "deflator": 119.3,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 63,
      "floor_total": 8491,
      "cost_total": 358511,
      "price_per_tsubo": 139.5786219161465,
      "price_per_sqm": 422224.70851489814,
      "cost_per_unit": 5690.650793650793,
      "floor_per_unit": 134.77777777777777,
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      "deflator": 122.6,
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    }
  ]
}