{
  "area": {
    "code": "33000",
    "name": "岡山県",
    "slug": "okayama"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "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": {
    "fiscal_year": 2026,
    "through_month": "2026-08",
    "months": 5,
    "units": 17,
    "price_per_tsubo": 119.52385887096774,
    "prev_price_per_tsubo": 54.15312107913669,
    "change_vs_prev": 120.71462639485082,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 117,
      "floor_total": 8021,
      "cost_total": 134000,
      "price_per_tsubo": 55.227011594564274,
      "price_per_sqm": 167061.463657898,
      "cost_per_unit": 1145.2991452991453,
      "floor_per_unit": 68.55555555555556,
      "yoy": null,
      "ratio_national": 0.8716819466569476,
      "rank_in_national": 20,
      "is_spliced": false,
      "price_per_tsubo_real": 62.90092436738528,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 14,
      "floor_total": 371,
      "cost_total": 5722,
      "price_per_tsubo": 50.98579617250674,
      "price_per_sqm": 154231.80592991915,
      "cost_per_unit": 408.7142857142857,
      "floor_per_unit": 26.5,
      "yoy": -7.679603331053642,
      "ratio_national": 0.8294198668196366,
      "rank_in_national": 28,
      "is_spliced": false,
      "price_per_tsubo_real": 56.40021700498533,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 24,
      "floor_total": 1370,
      "cost_total": 38100,
      "price_per_tsubo": 91.93474379562043,
      "price_per_sqm": 278102.1897810219,
      "cost_per_unit": 1587.5,
      "floor_per_unit": 57.083333333333336,
      "yoy": 80.3144222452973,
      "ratio_national": 1.2261085481314213,
      "rank_in_national": 5,
      "is_spliced": false,
      "price_per_tsubo_real": 98.43120320730239,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 36,
      "floor_total": 1481,
      "cost_total": 27205,
      "price_per_tsubo": 60.725197130317355,
      "price_per_sqm": 183693.4503713707,
      "cost_per_unit": 755.6944444444445,
      "floor_per_unit": 41.138888888888886,
      "yoy": -33.94749947276171,
      "ratio_national": 0.6874998555843226,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 65.15579091235767,
      "deflator": 93.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 31,
      "floor_total": 1477,
      "cost_total": 31800,
      "price_per_tsubo": 71.17408395396073,
      "price_per_sqm": 215301.2863913338,
      "cost_per_unit": 1025.8064516129032,
      "floor_per_unit": 47.645161290322584,
      "yoy": null,
      "ratio_national": 0.8763536952719261,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 74.76269322895035,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "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": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 30,
      "floor_total": 1095,
      "cost_total": 24629,
      "price_per_tsubo": 74.35461361643836,
      "price_per_sqm": 224922.37442922374,
      "cost_per_unit": 820.9666666666667,
      "floor_per_unit": 36.5,
      "yoy": null,
      "ratio_national": 0.7265652415003264,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 74.20620121401033,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 140,
      "floor_total": 4278,
      "cost_total": 112750,
      "price_per_tsubo": 87.12665322580645,
      "price_per_sqm": 263557.73726040206,
      "cost_per_unit": 805.3571428571429,
      "floor_per_unit": 30.557142857142857,
      "yoy": 17.17719854648594,
      "ratio_national": 0.9725328874549748,
      "rank_in_national": 14,
      "is_spliced": false,
      "price_per_tsubo_real": 87.12665322580645,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 10,
      "floor_total": 498,
      "cost_total": 9630,
      "price_per_tsubo": 63.92521626506024,
      "price_per_sqm": 193373.4939759036,
      "cost_per_unit": 963,
      "floor_per_unit": 49.8,
      "yoy": -26.62955146528464,
      "ratio_national": 0.6831177507427443,
      "rank_in_national": 24,
      "is_spliced": false,
      "price_per_tsubo_real": 58.808846609991015,
      "deflator": 108.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2024,
      "units": 16,
      "floor_total": 646,
      "cost_total": 17630,
      "price_per_tsubo": 90.21838653250775,
      "price_per_sqm": 272910.21671826625,
      "cost_per_unit": 1101.875,
      "floor_per_unit": 40.375,
      "yoy": null,
      "ratio_national": 0.7113022007035523,
      "rank_in_national": 31,
      "is_spliced": true,
      "price_per_tsubo_real": 75.62312366513643,
      "deflator": 119.3,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 24,
      "floor_total": 834,
      "cost_total": 13662,
      "price_per_tsubo": 54.15312107913669,
      "price_per_sqm": 163812.94964028776,
      "cost_per_unit": 569.25,
      "floor_per_unit": 34.75,
      "yoy": -39.975515900382376,
      "ratio_national": 0.43258129177674853,
      "rank_in_national": 34,
      "is_spliced": false,
      "price_per_tsubo_real": 44.170571842688986,
      "deflator": 122.6,
      "deflator_provisional": true
    }
  ]
}