{
  "area": {
    "code": "35000",
    "name": "山口県",
    "slug": "yamaguchi"
  },
  "structure": {
    "id": "rc",
    "name": "鉄筋コンクリート造"
  },
  "segment": {
    "segment": "all",
    "building_type": "all",
    "label": "新築住宅すべて"
  },
  "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": 119,
    "price_per_tsubo": 107.55030903356342,
    "prev_price_per_tsubo": 93.29661107406108,
    "change_vs_prev": 15.27783034711456,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 1499,
      "floor_total": 116978,
      "cost_total": 1851592,
      "price_per_tsubo": 52.32585885961463,
      "price_per_sqm": 158285.48957923712,
      "cost_per_unit": 1235.2181454302868,
      "floor_per_unit": 78.03735823882589,
      "yoy": null,
      "ratio_national": 0.8755835169930182,
      "rank_in_national": 28,
      "is_spliced": false,
      "price_per_tsubo_real": 59.937982657061426,
      "deflator": 87.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 1044,
      "floor_total": 95839,
      "cost_total": 1608147,
      "price_per_tsubo": 55.47007242490009,
      "price_per_sqm": 167796.72158515843,
      "cost_per_unit": 1540.3706896551723,
      "floor_per_unit": 91.79980842911877,
      "yoy": 6.008909617176261,
      "ratio_national": 0.8777978249339174,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 61.83954562419185,
      "deflator": 89.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 992,
      "floor_total": 72652,
      "cost_total": 1336764,
      "price_per_tsubo": 60.82504354401806,
      "price_per_sqm": 183995.48532731377,
      "cost_per_unit": 1347.5443548387098,
      "floor_per_unit": 73.23790322580645,
      "yoy": 9.653802284768908,
      "ratio_national": 0.8637350803419619,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 65.68579216416637,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 1007,
      "floor_total": 88535,
      "cost_total": 1489676,
      "price_per_tsubo": 55.62270315739538,
      "price_per_sqm": 168258.42886993845,
      "cost_per_unit": 1479.3207547169811,
      "floor_per_unit": 87.91956305858987,
      "yoy": -8.552957932299442,
      "ratio_national": 0.7245527132418884,
      "rank_in_national": 41,
      "is_spliced": false,
      "price_per_tsubo_real": 60.26295033303941,
      "deflator": 92.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 606,
      "floor_total": 46211,
      "cost_total": 966025,
      "price_per_tsubo": 69.10639857934258,
      "price_per_sqm": 209046.54735885395,
      "cost_per_unit": 1594.1006600660066,
      "floor_per_unit": 76.25577557755776,
      "yoy": 24.241352283423613,
      "ratio_national": 0.8780767135196176,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 74.79047465296816,
      "deflator": 92.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 745,
      "floor_total": 61365,
      "cost_total": 1318530,
      "price_per_tsubo": 71.03044550965534,
      "price_per_sqm": 214866.78073820582,
      "cost_per_unit": 1769.8389261744967,
      "floor_per_unit": 82.36912751677852,
      "yoy": 2.7841805822129695,
      "ratio_national": 0.8993731084461563,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 75.08503753663355,
      "deflator": 94.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 1087,
      "floor_total": 89271,
      "cost_total": 1985375,
      "price_per_tsubo": 73.52032374735356,
      "price_per_sqm": 222398.65129773386,
      "cost_per_unit": 1826.471941122355,
      "floor_per_unit": 82.12603495860165,
      "yoy": 3.505367620649036,
      "ratio_national": 0.9080882321776594,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 75.02073851770771,
      "deflator": 98,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 501,
      "floor_total": 35287,
      "cost_total": 818081,
      "price_per_tsubo": 76.64023546886955,
      "price_per_sqm": 231836.37033468415,
      "cost_per_unit": 1632.8962075848303,
      "floor_per_unit": 70.43313373253493,
      "yoy": 4.243604438192228,
      "ratio_national": 0.9162485023173312,
      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 76.4872609469756,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 430,
      "floor_total": 35624,
      "cost_total": 728730,
      "price_per_tsubo": 67.62374653885021,
      "price_per_sqm": 204561.53155176286,
      "cost_per_unit": 1694.7209302325582,
      "floor_per_unit": 82.84651162790698,
      "yoy": -11.764693668878067,
      "ratio_national": 0.7891194459270494,
      "rank_in_national": 38,
      "is_spliced": false,
      "price_per_tsubo_real": 67.62374653885021,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 878,
      "floor_total": 64954,
      "cost_total": 1230899,
      "price_per_tsubo": 62.64577401253195,
      "price_per_sqm": 189503.1868707085,
      "cost_per_unit": 1401.9350797266516,
      "floor_per_unit": 73.97949886104783,
      "yoy": -7.361278812699901,
      "ratio_national": 0.7166892604749062,
      "rank_in_national": 43,
      "is_spliced": false,
      "price_per_tsubo_real": 59.54921484080984,
      "deflator": 105.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 629,
      "floor_total": 49532,
      "cost_total": 979678,
      "price_per_tsubo": 65.38419073770491,
      "price_per_sqm": 197786.88524590165,
      "cost_per_unit": 1557.516693163752,
      "floor_per_unit": 78.74721780604133,
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      "rank_in_national": 46,
      "is_spliced": false,
      "price_per_tsubo_real": 58.53553333724702,
      "deflator": 111.7,
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    },
    {
      "fiscal_year": 2023,
      "units": 702,
      "floor_total": 48606,
      "cost_total": 1144778,
      "price_per_tsubo": 77.8586113776077,
      "price_per_sqm": 235521.95202238407,
      "cost_per_unit": 1630.7378917378917,
      "floor_per_unit": 69.23931623931624,
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      "ratio_national": 0.7772440710089489,
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      "is_spliced": false,
      "price_per_tsubo_real": 68.35698979596813,
      "deflator": 113.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 493,
      "floor_total": 32613,
      "cost_total": 2482828,
      "price_per_tsubo": 251.66982412289576,
      "price_per_sqm": 761300.0950541195,
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    {
      "fiscal_year": 2025,
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    }
  ]
}