{
  "area": {
    "code": "39000",
    "name": "高知県",
    "slug": "kochi"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "segment": {
    "segment": "owner",
    "building_type": "all",
    "label": "持家"
  },
  "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": 472,
    "price_per_tsubo": 93.24870408503963,
    "prev_price_per_tsubo": 91.75690263914566,
    "change_vs_prev": 1.6258193149356828,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 1478,
      "floor_total": 178336,
      "cost_total": 3016697,
      "price_per_tsubo": 55.92009900205231,
      "price_per_sqm": 169158.0499730845,
      "cost_per_unit": 2041.0669824086604,
      "floor_per_unit": 120.66035182679296,
      "yoy": null,
      "ratio_national": 0.954017361319585,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 63.690317769991246,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 1753,
      "floor_total": 209559,
      "cost_total": 3551971,
      "price_per_tsubo": 56.03228786208181,
      "price_per_sqm": 169497.4207741018,
      "cost_per_unit": 2026.2241871078152,
      "floor_per_unit": 119.54306902452937,
      "yoy": 0.2006235003721768,
      "ratio_national": 0.9473895954779221,
      "rank_in_national": 28,
      "is_spliced": false,
      "price_per_tsubo_real": 61.98261931646217,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 1380,
      "floor_total": 165158,
      "cost_total": 2928550,
      "price_per_tsubo": 58.61763465590525,
      "price_per_sqm": 177318.08328994055,
      "cost_per_unit": 2122.1376811594205,
      "floor_per_unit": 119.67971014492754,
      "yoy": 4.614030396522506,
      "ratio_national": 0.9594597627399698,
      "rank_in_national": 24,
      "is_spliced": false,
      "price_per_tsubo_real": 62.75978014550883,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 1324,
      "floor_total": 156382,
      "cost_total": 2823145,
      "price_per_tsubo": 59.67902002500287,
      "price_per_sqm": 180528.769295699,
      "cost_per_unit": 2132.284743202417,
      "floor_per_unit": 118.11329305135952,
      "yoy": 1.8106929345206746,
      "ratio_national": 0.965361610959232,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 64.03328328862969,
      "deflator": 93.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 1433,
      "floor_total": 167321,
      "cost_total": 3032361,
      "price_per_tsubo": 59.910881898805286,
      "price_per_sqm": 181230.15042941412,
      "cost_per_unit": 2116.092812281926,
      "floor_per_unit": 116.76273551988835,
      "yoy": 0.38851488128537337,
      "ratio_national": 0.9612089719329674,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 64.07580951743881,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 1448,
      "floor_total": 167670,
      "cost_total": 3080093,
      "price_per_tsubo": 60.72726569135803,
      "price_per_sqm": 183699.70775928907,
      "cost_per_unit": 2127.136049723757,
      "floor_per_unit": 115.79419889502762,
      "yoy": 1.362663620828819,
      "ratio_national": 0.9625270721254408,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 63.789144633779436,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 1465,
      "floor_total": 165970,
      "cost_total": 3064127,
      "price_per_tsubo": 61.03127309351087,
      "price_per_sqm": 184619.32879436042,
      "cost_per_unit": 2091.554266211604,
      "floor_per_unit": 113.2901023890785,
      "yoy": 0.5006110495702876,
      "ratio_national": 0.9543659403709088,
      "rank_in_national": 32,
      "is_spliced": false,
      "price_per_tsubo_real": 62.21332629307938,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 1530,
      "floor_total": 172378,
      "cost_total": 3258171,
      "price_per_tsubo": 62.48378047134785,
      "price_per_sqm": 189013.15713142048,
      "cost_per_unit": 2129.5235294117647,
      "floor_per_unit": 112.66535947712418,
      "yoy": 2.3799395034927118,
      "ratio_national": 0.963513139937379,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 62.35906234665454,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 1401,
      "floor_total": 157129,
      "cost_total": 3058602,
      "price_per_tsubo": 64.34901199383945,
      "price_per_sqm": 194655.47416453998,
      "cost_per_unit": 2183.1563169164883,
      "floor_per_unit": 112.15488936473947,
      "yoy": 2.9851451183350086,
      "ratio_national": 0.9867188864216856,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 64.34901199383945,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 1459,
      "floor_total": 162726,
      "cost_total": 3243660,
      "price_per_tsubo": 65.89517834519377,
      "price_per_sqm": 199332.62047859593,
      "cost_per_unit": 2223.207676490747,
      "floor_per_unit": 111.53255654557917,
      "yoy": 2.402781804174925,
      "ratio_national": 0.9970786501905687,
      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 60.62113923200899,
      "deflator": 108.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 1361,
      "floor_total": 147831,
      "cost_total": 3054922,
      "price_per_tsubo": 68.31402478762912,
      "price_per_sqm": 206649.6201743883,
      "cost_per_unit": 2244.6157237325497,
      "floor_per_unit": 108.61939750183689,
      "yoy": 3.6707487606515876,
      "ratio_national": 0.9958736873909798,
      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 59.248937370016584,
      "deflator": 115.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 1148,
      "floor_total": 123862,
      "cost_total": 3104163,
      "price_per_tsubo": 82.84793563619189,
      "price_per_sqm": 250614.63564289288,
      "cost_per_unit": 2703.974738675958,
      "floor_per_unit": 107.89372822299651,
      "yoy": 21.275149420261783,
      "ratio_national": 1.0088765533361825,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 72.10438262505822,
      "deflator": 114.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 1178,
      "floor_total": 126306,
      "cost_total": 3357395,
      "price_per_tsubo": 87.87264909861764,
      "price_per_sqm": 265814.3714471205,
      "cost_per_unit": 2850.0806451612902,
      "floor_per_unit": 107.22071307300509,
      "yoy": 6.064983302047078,
      "ratio_national": 1.0202672829093553,
      "rank_in_national": 9,
      "is_spliced": true,
      "price_per_tsubo_real": 73.65687267277255,
      "deflator": 119.3,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 996,
      "floor_total": 105398,
      "cost_total": 2940984,
      "price_per_tsubo": 92.24345336116434,
      "price_per_sqm": 279036.03483937075,
      "cost_per_unit": 2952.7951807228915,
      "floor_per_unit": 105.82128514056225,
      "yoy": 4.974021276678986,
      "ratio_national": 1.0090017359223045,
      "rank_in_national": 14,
      "is_spliced": false,
      "price_per_tsubo_real": 75.23935836962833,
      "deflator": 122.6,
      "deflator_provisional": true
    }
  ]
}