{
  "area": {
    "code": "35000",
    "name": "山口県",
    "slug": "yamaguchi"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "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": 183,
    "price_per_tsubo": 103.33697989384866,
    "prev_price_per_tsubo": 101.71856488967839,
    "change_vs_prev": 1.5910714095559513,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 852,
      "floor_total": 41252,
      "cost_total": 740085,
      "price_per_tsubo": 59.30780549185494,
      "price_per_sqm": 179405.8469892369,
      "cost_per_unit": 868.6443661971831,
      "floor_per_unit": 48.417840375586856,
      "yoy": null,
      "ratio_national": 0.9459149888108138,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 67.54875340757967,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 758,
      "floor_total": 37931,
      "cost_total": 710084,
      "price_per_tsubo": 61.88575535472305,
      "price_per_sqm": 187204.13382193985,
      "cost_per_unit": 936.7862796833773,
      "floor_per_unit": 50.04089709762533,
      "yoy": 4.346729475974542,
      "ratio_national": 0.9549252078095425,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 68.53350537621601,
      "deflator": 90.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 787,
      "floor_total": 37808,
      "cost_total": 690194,
      "price_per_tsubo": 60.347979878861615,
      "price_per_sqm": 182552.36986881084,
      "cost_per_unit": 876.9936467598475,
      "floor_per_unit": 48.04066073697586,
      "yoy": -2.4848617699615327,
      "ratio_national": 0.8765778048641877,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 64.47433747741626,
      "deflator": 93.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 1035,
      "floor_total": 52936,
      "cost_total": 978927,
      "price_per_tsubo": 61.13282241442497,
      "price_per_sqm": 184926.51503702585,
      "cost_per_unit": 945.823188405797,
      "floor_per_unit": 51.145893719806764,
      "yoy": 1.30052826480489,
      "ratio_national": 0.8643047120245686,
      "rank_in_national": 28,
      "is_spliced": false,
      "price_per_tsubo_real": 65.45270065784258,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 1171,
      "floor_total": 56825,
      "cost_total": 1120626,
      "price_per_tsubo": 65.19233127215135,
      "price_per_sqm": 197206.51121865376,
      "cost_per_unit": 956.9820666097353,
      "floor_per_unit": 48.526900085397095,
      "yoy": 6.640473476272035,
      "ratio_national": 0.8982898720008359,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 69.79906988453035,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 936,
      "floor_total": 43728,
      "cost_total": 874258,
      "price_per_tsubo": 66.09296912321625,
      "price_per_sqm": 199930.9366995975,
      "cost_per_unit": 934.0363247863248,
      "floor_per_unit": 46.717948717948715,
      "yoy": 1.3815088883769144,
      "ratio_national": 0.8822020268207006,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 69.42538773447085,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 960,
      "floor_total": 42945,
      "cost_total": 945312,
      "price_per_tsubo": 72.76756214879498,
      "price_per_sqm": 220121.55082081733,
      "cost_per_unit": 984.7,
      "floor_per_unit": 44.734375,
      "yoy": 10.09879434094627,
      "ratio_national": 0.9574818249550415,
      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 74.17692369907746,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 684,
      "floor_total": 28384,
      "cost_total": 593994,
      "price_per_tsubo": 69.18050399027622,
      "price_per_sqm": 209270.71589627958,
      "cost_per_unit": 868.4122807017544,
      "floor_per_unit": 41.49707602339181,
      "yoy": -4.929474140117474,
      "ratio_national": 0.8816414008607553,
      "rank_in_national": 32,
      "is_spliced": false,
      "price_per_tsubo_real": 69.04241915197228,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 619,
      "floor_total": 26497,
      "cost_total": 587440,
      "price_per_tsubo": 73.28955268898366,
      "price_per_sqm": 221700.569875835,
      "cost_per_unit": 949.0145395799677,
      "floor_per_unit": 42.80613893376414,
      "yoy": 5.939605035668705,
      "ratio_national": 0.9017087103803905,
      "rank_in_national": 20,
      "is_spliced": false,
      "price_per_tsubo_real": 73.28955268898366,
      "deflator": 100,
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    },
    {
      "fiscal_year": 2021,
      "units": 458,
      "floor_total": 21672,
      "cost_total": 465851,
      "price_per_tsubo": 71.05968887458472,
      "price_per_sqm": 214955.24178663714,
      "cost_per_unit": 1017.1419213973799,
      "floor_per_unit": 47.31877729257642,
      "yoy": -3.042539806269162,
      "ratio_national": 0.855860196568112,
      "rank_in_national": 39,
      "is_spliced": false,
      "price_per_tsubo_real": 65.6137478066341,
      "deflator": 108.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 429,
      "floor_total": 19218,
      "cost_total": 460347,
      "price_per_tsubo": 79.18672646113019,
      "price_per_sqm": 239539.49422416484,
      "cost_per_unit": 1073.06993006993,
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      "is_spliced": false,
      "price_per_tsubo_real": 68.02983372949329,
      "deflator": 116.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 494,
      "floor_total": 21729,
      "cost_total": 602863,
      "price_per_tsubo": 91.7179104777026,
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      "is_spliced": false,
      "price_per_tsubo_real": 78.3913764766689,
      "deflator": 117,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 360,
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      "price_per_tsubo": 101.16337869518138,
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    {
      "fiscal_year": 2025,
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  ]
}