{
  "area": {
    "code": "39000",
    "name": "高知県",
    "slug": "kochi"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "segment": {
    "segment": "all",
    "building_type": "apartment",
    "label": "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": 248,
    "price_per_tsubo": 111.4871326663767,
    "prev_price_per_tsubo": 110.92682128295732,
    "change_vs_prev": 0.5051180381254312,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 375,
      "floor_total": 25015,
      "cost_total": 380656,
      "price_per_tsubo": 50.30456918808714,
      "price_per_sqm": 152171.09734159504,
      "cost_per_unit": 1015.0826666666667,
      "floor_per_unit": 66.70666666666666,
      "yoy": null,
      "ratio_national": 0.8503999221960804,
      "rank_in_national": 35,
      "is_spliced": false,
      "price_per_tsubo_real": 57.29449793631793,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 728,
      "floor_total": 51085,
      "cost_total": 766708,
      "price_per_tsubo": 49.614870105118925,
      "price_per_sqm": 150084.7606929627,
      "cost_per_unit": 1053.1703296703297,
      "floor_per_unit": 70.1717032967033,
      "yoy": -1.371046594971237,
      "ratio_national": 0.7977742274441703,
      "rank_in_national": 41,
      "is_spliced": false,
      "price_per_tsubo_real": 54.88370586849438,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 610,
      "floor_total": 43609,
      "cost_total": 774004,
      "price_per_tsubo": 58.67354635877915,
      "price_per_sqm": 177487.21594166342,
      "cost_per_unit": 1268.8590163934425,
      "floor_per_unit": 71.49016393442623,
      "yoy": 18.25798643525143,
      "ratio_national": 0.8590760752880392,
      "rank_in_national": 32,
      "is_spliced": false,
      "price_per_tsubo_real": 62.81964278241878,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 415,
      "floor_total": 26683,
      "cost_total": 528904,
      "price_per_tsubo": 65.52657325488138,
      "price_per_sqm": 198217.5917250684,
      "cost_per_unit": 1274.4674698795181,
      "floor_per_unit": 64.29638554216868,
      "yoy": 11.679926170129718,
      "ratio_national": 0.8990143933265099,
      "rank_in_national": 15,
      "is_spliced": false,
      "price_per_tsubo_real": 70.30748203313453,
      "deflator": 93.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 541,
      "floor_total": 34536,
      "cost_total": 554880,
      "price_per_tsubo": 53.11317915218902,
      "price_per_sqm": 160667.1299513551,
      "cost_per_unit": 1025.6561922365988,
      "floor_per_unit": 63.8373382624769,
      "yoy": -18.94406114357221,
      "ratio_national": 0.7146053188243046,
      "rank_in_national": 46,
      "is_spliced": false,
      "price_per_tsubo_real": 56.80553920020216,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 761,
      "floor_total": 49029,
      "cost_total": 1054975,
      "price_per_tsubo": 71.13189755552835,
      "price_per_sqm": 215173.67272430603,
      "cost_per_unit": 1386.3009198423129,
      "floor_per_unit": 64.42706964520367,
      "yoy": 33.92513626742058,
      "ratio_national": 0.9507900557324062,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 74.71837978521886,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 982,
      "floor_total": 63745,
      "cost_total": 1259324,
      "price_per_tsubo": 65.30803491975841,
      "price_per_sqm": 197556.5142364107,
      "cost_per_unit": 1282.40733197556,
      "floor_per_unit": 64.91344195519348,
      "yoy": -8.187413573809987,
      "ratio_national": 0.8562211059896866,
      "rank_in_national": 33,
      "is_spliced": false,
      "price_per_tsubo_real": 66.57292040750093,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 811,
      "floor_total": 54341,
      "cost_total": 1125908,
      "price_per_tsubo": 68.49368630168749,
      "price_per_sqm": 207193.09545278887,
      "cost_per_unit": 1388.2959309494452,
      "floor_per_unit": 67.00493218249075,
      "yoy": 4.8778858311127715,
      "ratio_national": 0.8665645101652087,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 68.35697235697354,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 909,
      "floor_total": 66223,
      "cost_total": 1095443,
      "price_per_tsubo": 54.68348632604986,
      "price_per_sqm": 165417.30214578018,
      "cost_per_unit": 1205.1078107810781,
      "floor_per_unit": 72.85258525852585,
      "yoy": -20.162734291755278,
      "ratio_national": 0.6734836669084481,
      "rank_in_national": 46,
      "is_spliced": false,
      "price_per_tsubo_real": 54.68348632604986,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 487,
      "floor_total": 30918,
      "cost_total": 788104,
      "price_per_tsubo": 84.26503403066174,
      "price_per_sqm": 254901.35196325765,
      "cost_per_unit": 1618.2833675564682,
      "floor_per_unit": 63.48665297741273,
      "yoy": 54.09594320346025,
      "ratio_national": 1.018441322703288,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 77.52073047898963,
      "deflator": 108.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 330,
      "floor_total": 19872,
      "cost_total": 570101,
      "price_per_tsubo": 94.83867677083333,
      "price_per_sqm": 286886.5740740741,
      "cost_per_unit": 1727.5787878787878,
      "floor_per_unit": 60.21818181818182,
      "yoy": 12.548078644724846,
      "ratio_national": 1.0931903379529715,
      "rank_in_national": 2,
      "is_spliced": false,
      "price_per_tsubo_real": 82.25383935024574,
      "deflator": 115.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 384,
      "floor_total": 28943,
      "cost_total": 773965,
      "price_per_tsubo": 88.40015745948935,
      "price_per_sqm": 267410.08188508445,
      "cost_per_unit": 2015.5338541666667,
      "floor_per_unit": 75.37239583333333,
      "yoy": -6.7889172757037874,
      "ratio_national": 0.9312280668480061,
      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 76.93660353306296,
      "deflator": 114.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 232,
      "floor_total": 12257,
      "cost_total": 396535,
      "price_per_tsubo": 106.94798381741046,
      "price_per_sqm": 323517.1738598352,
      "cost_per_unit": 1709.2025862068965,
      "floor_per_unit": 52.831896551724135,
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      "ratio_national": 0.9948234307111743,
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      "is_spliced": true,
      "price_per_tsubo_real": 89.64625634317726,
      "deflator": 119.3,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 572,
      "floor_total": 37496,
      "cost_total": 1206225,
      "price_per_tsubo": 106.34538464769575,
      "price_per_sqm": 321694.3140601664,
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      "deflator_provisional": true
    }
  ]
}