{
  "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": "apartment",
    "label": "共同住宅"
  },
  "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": 117,
    "price_per_tsubo": 108.26623823313783,
    "prev_price_per_tsubo": 88.12509157952005,
    "change_vs_prev": 22.855178125339393,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 1453,
      "floor_total": 111250,
      "cost_total": 1738870,
      "price_per_tsubo": 51.670463436404496,
      "price_per_sqm": 156302.92134831462,
      "cost_per_unit": 1196.7446662078457,
      "floor_per_unit": 76.56572608396421,
      "yoy": null,
      "ratio_national": 0.8745425758871829,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 59.187243340669525,
      "deflator": 87.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 996,
      "floor_total": 89357,
      "cost_total": 1477406,
      "price_per_tsubo": 54.65709436015086,
      "price_per_sqm": 165337.46656669315,
      "cost_per_unit": 1483.3393574297188,
      "floor_per_unit": 89.71586345381526,
      "yoy": 5.780151222027019,
      "ratio_national": 0.8721906156753659,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 60.93321556315592,
      "deflator": 89.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 951,
      "floor_total": 67443,
      "cost_total": 1219457,
      "price_per_tsubo": 59.77297504603888,
      "price_per_sqm": 180812.98281511795,
      "cost_per_unit": 1282.2891692954784,
      "floor_per_unit": 70.91798107255521,
      "yoy": 9.359957286016819,
      "ratio_national": 0.8522123811105852,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 64.54964907779576,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 988,
      "floor_total": 86178,
      "cost_total": 1439280,
      "price_per_tsubo": 55.21081286639281,
      "price_per_sqm": 167012.46257745597,
      "cost_per_unit": 1456.761133603239,
      "floor_per_unit": 87.2246963562753,
      "yoy": -7.632483034568994,
      "ratio_national": 0.7206869137282286,
      "rank_in_national": 40,
      "is_spliced": false,
      "price_per_tsubo_real": 59.816698663480835,
      "deflator": 92.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 583,
      "floor_total": 43337,
      "cost_total": 901300,
      "price_per_tsubo": 68.7520716016337,
      "price_per_sqm": 207974.70983224496,
      "cost_per_unit": 1545.9691252144082,
      "floor_per_unit": 74.3344768439108,
      "yoy": 24.52646145241515,
      "ratio_national": 0.8739326275845366,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 74.40700389787197,
      "deflator": 92.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 727,
      "floor_total": 59375,
      "cost_total": 1275498,
      "price_per_tsubo": 71.01521740496842,
      "price_per_sqm": 214820.71578947367,
      "cost_per_unit": 1754.467675378267,
      "floor_per_unit": 81.67125171939477,
      "yoy": 3.2917492529504377,
      "ratio_national": 0.9008264320094475,
      "rank_in_national": 24,
      "is_spliced": false,
      "price_per_tsubo_real": 75.06894017438523,
      "deflator": 94.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 1074,
      "floor_total": 87740,
      "cost_total": 1952000,
      "price_per_tsubo": 73.54572692044677,
      "price_per_sqm": 222475.49578299522,
      "cost_per_unit": 1817.5046554934822,
      "floor_per_unit": 81.69459962756052,
      "yoy": 3.563334180965705,
      "ratio_national": 0.9135462518638681,
      "rank_in_national": 19,
      "is_spliced": false,
      "price_per_tsubo_real": 75.04666012290487,
      "deflator": 98,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 490,
      "floor_total": 33921,
      "cost_total": 788190,
      "price_per_tsubo": 76.81349665693817,
      "price_per_sqm": 232360.48465552312,
      "cost_per_unit": 1608.5510204081634,
      "floor_per_unit": 69.2265306122449,
      "yoy": 4.443180961452864,
      "ratio_national": 0.9235458635224393,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 76.66017630432951,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 422,
      "floor_total": 34433,
      "cost_total": 699680,
      "price_per_tsubo": 67.17379104928412,
      "price_per_sqm": 203200.4182034676,
      "cost_per_unit": 1658.0094786729858,
      "floor_per_unit": 81.59478672985782,
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      "ratio_national": 0.7870477986959329,
      "rank_in_national": 38,
      "is_spliced": false,
      "price_per_tsubo_real": 67.17379104928412,
      "deflator": 100,
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    },
    {
      "fiscal_year": 2021,
      "units": 865,
      "floor_total": 63399,
      "cost_total": 1191873,
      "price_per_tsubo": 62.14738157810061,
      "price_per_sqm": 187995.55198031515,
      "cost_per_unit": 1377.8878612716762,
      "floor_per_unit": 73.2936416184971,
      "yoy": -7.482694355445463,
      "ratio_national": 0.7147050259685154,
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      "is_spliced": false,
      "price_per_tsubo_real": 59.07545777385989,
      "deflator": 105.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
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      "floor_total": 48207,
      "cost_total": 950178,
      "price_per_tsubo": 65.15835730537059,
      "price_per_sqm": 197103.74012072934,
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      "is_spliced": false,
      "price_per_tsubo_real": 58.33335479442309,
      "deflator": 111.7,
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    },
    {
      "fiscal_year": 2023,
      "units": 697,
      "floor_total": 47634,
      "cost_total": 1101116,
      "price_per_tsubo": 76.4172284846958,
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      "floor_per_unit": 68.34146341463415,
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      "is_spliced": false,
      "price_per_tsubo_real": 67.09150876619474,
      "deflator": 113.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 488,
      "floor_total": 32076,
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      "price_per_tsubo": 251.9196253367003,
      "price_per_sqm": 762055.7426112982,
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    {
      "fiscal_year": 2025,
      "units": 594,
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  ]
}