{
  "area": {
    "code": "39000",
    "name": "高知県",
    "slug": "kochi"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "segment": {
    "segment": "rental",
    "building_type": "detached",
    "label": "貸家・一戸建"
  },
  "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": null,
  "years": [
    {
      "fiscal_year": 2012,
      "units": 41,
      "floor_total": 3228,
      "cost_total": 60762,
      "price_per_tsubo": 62.22627384758364,
      "price_per_sqm": 188234.2007434944,
      "cost_per_unit": 1482,
      "floor_per_unit": 78.73170731707317,
      "yoy": null,
      "ratio_national": 1.2452824261036732,
      "rank_in_national": 2,
      "is_spliced": false,
      "price_per_tsubo_real": 70.87274925692898,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 21,
      "floor_total": 1858,
      "cost_total": 31091,
      "price_per_tsubo": 55.31771630247579,
      "price_per_sqm": 167335.84499461786,
      "cost_per_unit": 1480.5238095238096,
      "floor_per_unit": 88.47619047619048,
      "yoy": -11.102315979950205,
      "ratio_national": 1.0640479214245322,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 61.19216405141127,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 27,
      "floor_total": 2093,
      "cost_total": 30054,
      "price_per_tsubo": 47.468806813186816,
      "price_per_sqm": 143592.92881032013,
      "cost_per_unit": 1113.111111111111,
      "floor_per_unit": 77.51851851851852,
      "yoy": -14.188780763058517,
      "ratio_national": 0.8434444260236433,
      "rank_in_national": 38,
      "is_spliced": false,
      "price_per_tsubo_real": 50.823133632962325,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 33,
      "floor_total": 2854,
      "cost_total": 44600,
      "price_per_tsubo": 51.66020812894184,
      "price_per_sqm": 156271.8990889979,
      "cost_per_unit": 1351.5151515151515,
      "floor_per_unit": 86.48484848484848,
      "yoy": 8.829801288771089,
      "ratio_national": 0.9079404716723866,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 55.4294078636715,
      "deflator": 93.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 14,
      "floor_total": 1127,
      "cost_total": 17090,
      "price_per_tsubo": 50.12950408163265,
      "price_per_sqm": 151641.52617568767,
      "cost_per_unit": 1220.7142857142858,
      "floor_per_unit": 80.5,
      "yoy": -2.963023384436647,
      "ratio_national": 0.8789945781647583,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 53.61444286805631,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 39,
      "floor_total": 3580,
      "cost_total": 59838,
      "price_per_tsubo": 55.25471006145251,
      "price_per_sqm": 167145.25139664803,
      "cost_per_unit": 1534.3076923076924,
      "floor_per_unit": 91.7948717948718,
      "yoy": 10.223931143371768,
      "ratio_national": 0.9591866399436801,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 58.04066182925685,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 30,
      "floor_total": 2507,
      "cost_total": 34546,
      "price_per_tsubo": 45.55317963302752,
      "price_per_sqm": 137798.16513761468,
      "cost_per_unit": 1151.5333333333333,
      "floor_per_unit": 83.56666666666666,
      "yoy": -17.557834287131836,
      "ratio_national": 0.8058396230541818,
      "rank_in_national": 43,
      "is_spliced": false,
      "price_per_tsubo_real": 46.435453244676374,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 18,
      "floor_total": 1464,
      "cost_total": 24734,
      "price_per_tsubo": 55.85068979508197,
      "price_per_sqm": 168948.087431694,
      "cost_per_unit": 1374.111111111111,
      "floor_per_unit": 81.33333333333333,
      "yoy": 22.605469574265303,
      "ratio_national": 0.9747193723920057,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 55.739211372337294,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 37,
      "floor_total": 3012,
      "cost_total": 44299,
      "price_per_tsubo": 48.61991740039841,
      "price_per_sqm": 147075.0332005312,
      "cost_per_unit": 1197.2702702702702,
      "floor_per_unit": 81.4054054054054,
      "yoy": -12.946612514927757,
      "ratio_national": 0.8233994502805366,
      "rank_in_national": 41,
      "is_spliced": false,
      "price_per_tsubo_real": 48.61991740039841,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 22,
      "floor_total": 2196,
      "cost_total": 40316,
      "price_per_tsubo": 60.690450655737706,
      "price_per_sqm": 183588.34244080147,
      "cost_per_unit": 1832.5454545454545,
      "floor_per_unit": 99.81818181818181,
      "yoy": 24.82631378398925,
      "ratio_national": 1.0180543775303346,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 55.832981284027326,
      "deflator": 108.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 34,
      "floor_total": 2827,
      "cost_total": 47736,
      "price_per_tsubo": 55.82072565970994,
      "price_per_sqm": 168857.44605588962,
      "cost_per_unit": 1404,
      "floor_per_unit": 83.1470588235294,
      "yoy": -8.023873514551628,
      "ratio_national": 0.8701017289739948,
      "rank_in_national": 34,
      "is_spliced": false,
      "price_per_tsubo_real": 48.41346544640932,
      "deflator": 115.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 28,
      "floor_total": 2124,
      "cost_total": 68609,
      "price_per_tsubo": 106.78293131355932,
      "price_per_sqm": 323017.89077212807,
      "cost_per_unit": 2450.3214285714284,
      "floor_per_unit": 75.85714285714286,
      "yoy": 91.29620772850804,
      "ratio_national": 1.4643586754260072,
      "rank_in_national": 1,
      "is_spliced": false,
      "price_per_tsubo_real": 92.93553639126137,
      "deflator": 114.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 34,
      "floor_total": 2669,
      "cost_total": 73132,
      "price_per_tsubo": 90.58038002248033,
      "price_per_sqm": 274005.24541026604,
      "cost_per_unit": 2150.9411764705883,
      "floor_per_unit": 78.5,
      "yoy": -15.173353167746939,
      "ratio_national": 1.1792477296656856,
      "rank_in_national": 4,
      "is_spliced": true,
      "price_per_tsubo_real": 75.92655492244789,
      "deflator": 119.3,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 28,
      "floor_total": 2094,
      "cost_total": 73046,
      "price_per_tsubo": 115.31744810888253,
      "price_per_sqm": 348834.7659980898,
      "cost_per_unit": 2608.785714285714,
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      "yoy": 27.309521201239086,
      "ratio_national": 1.3645964488663822,
      "rank_in_national": 3,
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      "price_per_tsubo_real": 94.05990873481447,
      "deflator": 122.6,
      "deflator_provisional": true
    }
  ]
}