{
  "area": {
    "code": "39000",
    "name": "高知県",
    "slug": "kochi"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "segment": {
    "segment": "company",
    "building_type": "all",
    "label": "給与住宅"
  },
  "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": 71,
    "price_per_tsubo": 149.93101517422255,
    "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": 59,
      "floor_total": 4612,
      "cost_total": 92700,
      "price_per_tsubo": 66.44551886383348,
      "price_per_sqm": 200997.3980919341,
      "cost_per_unit": 1571.1864406779662,
      "floor_per_unit": 78.16949152542372,
      "yoy": null,
      "ratio_national": 1.0567424479321028,
      "rank_in_national": 11,
      "is_spliced": false,
      "price_per_tsubo_real": 75.67826749867139,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 66,
      "floor_total": 3353,
      "cost_total": 60290,
      "price_per_tsubo": 59.44112111541903,
      "price_per_sqm": 179809.12615568147,
      "cost_per_unit": 913.4848484848485,
      "floor_per_unit": 50.803030303030305,
      "yoy": -10.541565282631826,
      "ratio_national": 0.8987812489073527,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 65.75345256130424,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 14,
      "floor_total": 1095,
      "cost_total": 19958,
      "price_per_tsubo": 60.25292860273973,
      "price_per_sqm": 182264.8401826484,
      "cost_per_unit": 1425.5714285714287,
      "floor_per_unit": 78.21428571428571,
      "yoy": null,
      "ratio_national": 0.8208283568158149,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 64.44163486924035,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 29,
      "floor_total": 1975,
      "cost_total": 66950,
      "price_per_tsubo": 112.0620964556962,
      "price_per_sqm": 338987.3417721519,
      "cost_per_unit": 2308.6206896551726,
      "floor_per_unit": 68.10344827586206,
      "yoy": 85.98614051533538,
      "ratio_national": 1.475212950039988,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 117.71228619295819,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 36,
      "floor_total": 2236,
      "cost_total": 55292,
      "price_per_tsubo": 81.74585898032201,
      "price_per_sqm": 247280.8586762075,
      "cost_per_unit": 1535.888888888889,
      "floor_per_unit": 62.111111111111114,
      "yoy": -27.05307006937866,
      "ratio_national": 1.034908629035103,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 83.32911211042,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 25,
      "floor_total": 1400,
      "cost_total": 33947,
      "price_per_tsubo": 80.15832366428572,
      "price_per_sqm": 242478.57142857142,
      "cost_per_unit": 1357.88,
      "floor_per_unit": 56,
      "yoy": null,
      "ratio_national": 0.950238470801456,
      "rank_in_national": 15,
      "is_spliced": false,
      "price_per_tsubo_real": 80.15832366428572,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 22,
      "floor_total": 1834,
      "cost_total": 34613,
      "price_per_tsubo": 62.39002686477645,
      "price_per_sqm": 188729.55288985823,
      "cost_per_unit": 1573.3181818181818,
      "floor_per_unit": 83.36363636363636,
      "yoy": null,
      "ratio_national": 0.6809362536666201,
      "rank_in_national": 39,
      "is_spliced": false,
      "price_per_tsubo_real": 54.11103804403855,
      "deflator": 115.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 43,
      "floor_total": 2683,
      "cost_total": 89450,
      "price_per_tsubo": 110.21353540812522,
      "price_per_sqm": 333395.45285128587,
      "cost_per_unit": 2080.232558139535,
      "floor_per_unit": 62.395348837209305,
      "yoy": 76.65248910214606,
      "ratio_national": 1.0295307545404524,
      "rank_in_national": 12,
      "is_spliced": false,
      "price_per_tsubo_real": 95.92126667373823,
      "deflator": 114.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 26,
      "floor_total": 1488,
      "cost_total": 57280,
      "price_per_tsubo": 127.25514193548386,
      "price_per_sqm": 384946.2365591398,
      "cost_per_unit": 2203.076923076923,
      "floor_per_unit": 57.23076923076923,
      "yoy": 15.462353570505538,
      "ratio_national": 1.0742780670070544,
      "rank_in_national": 8,
      "is_spliced": true,
      "price_per_tsubo_real": 106.66818267852798,
      "deflator": 119.3,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 37,
      "floor_total": 1574,
      "cost_total": 48180,
      "price_per_tsubo": 101.18993786531131,
      "price_per_sqm": 306099.11054637865,
      "cost_per_unit": 1302.162162162162,
      "floor_per_unit": 42.54054054054054,
      "yoy": -20.48263329381783,
      "ratio_national": 0.8117549612966181,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 82.53665405000923,
      "deflator": 122.6,
      "deflator_provisional": true
    }
  ]
}