{
  "area": {
    "code": "39000",
    "name": "高知県",
    "slug": "kochi"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "segment": {
    "segment": "condo",
    "building_type": "all",
    "label": "分譲住宅"
  },
  "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": 10,
    "price_per_tsubo": 107.39587983623338,
    "prev_price_per_tsubo": null,
    "change_vs_prev": null,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 21,
      "floor_total": 2354,
      "cost_total": 48724,
      "price_per_tsubo": 68.42451655055224,
      "price_per_sqm": 206983.8572642311,
      "cost_per_unit": 2320.190476190476,
      "floor_per_unit": 112.0952380952381,
      "yoy": null,
      "ratio_national": 1.0238338391479638,
      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 77.93225119652874,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 33,
      "floor_total": 3979,
      "cost_total": 73363,
      "price_per_tsubo": 60.95065890173411,
      "price_per_sqm": 184375.47122392562,
      "cost_per_unit": 2223.121212121212,
      "floor_per_unit": 120.57575757575758,
      "yoy": -10.92277742773151,
      "ratio_national": 0.886126504320415,
      "rank_in_national": 39,
      "is_spliced": false,
      "price_per_tsubo_real": 67.4979611314885,
      "deflator": 90.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 21,
      "floor_total": 2376,
      "cost_total": 43650,
      "price_per_tsubo": 60.73136931818182,
      "price_per_sqm": 183712.12121212122,
      "cost_per_unit": 2078.5714285714284,
      "floor_per_unit": 113.14285714285714,
      "yoy": -0.35978213772197565,
      "ratio_national": 0.8381743666458911,
      "rank_in_national": 42,
      "is_spliced": false,
      "price_per_tsubo_real": 64.88394157925408,
      "deflator": 93.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 11,
      "floor_total": 1134,
      "cost_total": 30723,
      "price_per_tsubo": 89.56242166666667,
      "price_per_sqm": 270925.9259259259,
      "cost_per_unit": 2793,
      "floor_per_unit": 103.0909090909091,
      "yoy": null,
      "ratio_national": 1.1598705455631582,
      "rank_in_national": 5,
      "is_spliced": false,
      "price_per_tsubo_real": 94.07817401960784,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 13,
      "floor_total": 1487,
      "cost_total": 37621,
      "price_per_tsubo": 83.63626468728985,
      "price_per_sqm": 252999.3275050437,
      "cost_per_unit": 2893.923076923077,
      "floor_per_unit": 114.38461538461539,
      "yoy": -6.616789574351589,
      "ratio_national": 1.0392733813831265,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 85.25613117970424,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 13,
      "floor_total": 1437,
      "cost_total": 36016,
      "price_per_tsubo": 82.85409369519833,
      "price_per_sqm": 250633.26374391094,
      "cost_per_unit": 2770.4615384615386,
      "floor_per_unit": 110.53846153846153,
      "yoy": -0.9352055534952552,
      "ratio_national": 1.012791587565619,
      "rank_in_national": 19,
      "is_spliced": false,
      "price_per_tsubo_real": 82.68871626267298,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 10,
      "floor_total": 1156,
      "cost_total": 32876,
      "price_per_tsubo": 94.0148374048443,
      "price_per_sqm": 284394.4636678201,
      "cost_per_unit": 3287.6,
      "floor_per_unit": 115.6,
      "yoy": 13.470358810155902,
      "ratio_national": 1.0916619570341508,
      "rank_in_national": 4,
      "is_spliced": false,
      "price_per_tsubo_real": 94.0148374048443,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 10,
      "floor_total": 1043,
      "cost_total": 31928,
      "price_per_tsubo": 101.19584191754554,
      "price_per_sqm": 306116.9702780441,
      "cost_per_unit": 3192.8,
      "floor_per_unit": 104.3,
      "yoy": null,
      "ratio_national": 1.032179546273814,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 86.49217257909875,
      "deflator": 117,
      "deflator_provisional": true
    }
  ]
}