{
  "area": {
    "code": "35000",
    "name": "山口県",
    "slug": "yamaguchi"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "segment": {
    "segment": "company",
    "building_type": "apartment",
    "label": "給与住宅・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": null,
  "years": [
    {
      "fiscal_year": 2012,
      "units": 0,
      "floor_total": 0,
      "cost_total": 0,
      "price_per_tsubo": null,
      "price_per_sqm": null,
      "cost_per_unit": null,
      "floor_per_unit": null,
      "yoy": null,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": null,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 0,
      "floor_total": 0,
      "cost_total": 0,
      "price_per_tsubo": null,
      "price_per_sqm": null,
      "cost_per_unit": null,
      "floor_per_unit": null,
      "yoy": null,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": null,
      "deflator": 90.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 30,
      "floor_total": 953,
      "cost_total": 18000,
      "price_per_tsubo": 62.43884575026234,
      "price_per_sqm": 188877.2298006296,
      "cost_per_unit": 600,
      "floor_per_unit": 31.766666666666666,
      "yoy": null,
      "ratio_national": 0.9337757296744993,
      "rank_in_national": 11,
      "is_spliced": false,
      "price_per_tsubo_real": 66.70816853660506,
      "deflator": 93.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 12,
      "floor_total": 255,
      "cost_total": 6035,
      "price_per_tsubo": 78.23703,
      "price_per_sqm": 236666.66666666666,
      "cost_per_unit": 502.9166666666667,
      "floor_per_unit": 21.25,
      "yoy": 25.30185185185183,
      "ratio_national": 1.100905448361595,
      "rank_in_national": 5,
      "is_spliced": false,
      "price_per_tsubo_real": 83.76555674518201,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 0,
      "floor_total": 0,
      "cost_total": 0,
      "price_per_tsubo": null,
      "price_per_sqm": null,
      "cost_per_unit": null,
      "floor_per_unit": null,
      "yoy": null,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": null,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 0,
      "floor_total": 0,
      "cost_total": 0,
      "price_per_tsubo": null,
      "price_per_sqm": null,
      "cost_per_unit": null,
      "floor_per_unit": null,
      "yoy": null,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": null,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 105,
      "floor_total": 3856,
      "cost_total": 91109,
      "price_per_tsubo": 78.10871916753112,
      "price_per_sqm": 236278.52697095435,
      "cost_per_unit": 867.7047619047619,
      "floor_per_unit": 36.72380952380952,
      "yoy": null,
      "ratio_national": 1.1558253246713872,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 79.62152820339564,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 12,
      "floor_total": 697,
      "cost_total": 9053,
      "price_per_tsubo": 42.937326929698706,
      "price_per_sqm": 129885.22238163558,
      "cost_per_unit": 754.4166666666666,
      "floor_per_unit": 58.083333333333336,
      "yoy": -45.02876581857041,
      "ratio_national": 0.4975075646007589,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 42.851623682334036,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 0,
      "floor_total": 0,
      "cost_total": 0,
      "price_per_tsubo": null,
      "price_per_sqm": null,
      "cost_per_unit": null,
      "floor_per_unit": null,
      "yoy": null,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": null,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 0,
      "floor_total": 0,
      "cost_total": 0,
      "price_per_tsubo": null,
      "price_per_sqm": null,
      "cost_per_unit": null,
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      "yoy": null,
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      "deflator": 108.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 0,
      "floor_total": 0,
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      "price_per_tsubo": null,
      "price_per_sqm": null,
      "cost_per_unit": null,
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      "price_per_tsubo_real": null,
      "deflator": 116.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 0,
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      "cost_total": 0,
      "price_per_tsubo": null,
      "price_per_sqm": null,
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      "price_per_tsubo_real": null,
      "deflator": 117,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 0,
      "floor_total": 0,
      "cost_total": 0,
      "price_per_tsubo": null,
      "price_per_sqm": null,
      "cost_per_unit": null,
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      "yoy": null,
      "ratio_national": null,
      "rank_in_national": null,
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      "price_per_tsubo_real": null,
      "deflator": 121.4,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 0,
      "floor_total": 0,
      "cost_total": 0,
      "price_per_tsubo": null,
      "price_per_sqm": null,
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      "yoy": null,
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      "deflator": 124.3,
      "deflator_provisional": true
    }
  ]
}