{
  "area": {
    "code": "39000",
    "name": "高知県",
    "slug": "kochi"
  },
  "structure": {
    "id": "rc",
    "name": "鉄筋コンクリート造"
  },
  "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": 82,
    "price_per_tsubo": 107.25452,
    "prev_price_per_tsubo": 111.94391768689762,
    "change_vs_prev": -4.189059829059829,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 256,
      "floor_total": 18588,
      "cost_total": 274580,
      "price_per_tsubo": 48.832785571336345,
      "price_per_sqm": 147718.95846782872,
      "cost_per_unit": 1072.578125,
      "floor_per_unit": 72.609375,
      "yoy": null,
      "ratio_national": 0.8265137806217957,
      "rank_in_national": 36,
      "is_spliced": false,
      "price_per_tsubo_real": 55.9367532317713,
      "deflator": 87.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 526,
      "floor_total": 42025,
      "cost_total": 611200,
      "price_per_tsubo": 48.07849727543129,
      "price_per_sqm": 145437.23973825105,
      "cost_per_unit": 1161.9771863117871,
      "floor_per_unit": 79.89543726235742,
      "yoy": -1.544634996918559,
      "ratio_national": 0.767212648793449,
      "rank_in_national": 42,
      "is_spliced": false,
      "price_per_tsubo_real": 53.59921658353544,
      "deflator": 89.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 429,
      "floor_total": 33352,
      "cost_total": 580600,
      "price_per_tsubo": 57.548023326936914,
      "price_per_sqm": 174082.51379227632,
      "cost_per_unit": 1353.3799533799533,
      "floor_per_unit": 77.74358974358974,
      "yoy": 19.695969275530324,
      "ratio_national": 0.8204901621490642,
      "rank_in_national": 35,
      "is_spliced": false,
      "price_per_tsubo_real": 62.14689344161655,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 187,
      "floor_total": 16446,
      "cost_total": 325000,
      "price_per_tsubo": 65.3278456767603,
      "price_per_sqm": 197616.44168794845,
      "cost_per_unit": 1737.9679144385027,
      "floor_per_unit": 87.94652406417113,
      "yoy": 13.518835052987544,
      "ratio_national": 0.8527482396470358,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 70.77773096073706,
      "deflator": 92.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 295,
      "floor_total": 23174,
      "cost_total": 338800,
      "price_per_tsubo": 48.33009631483559,
      "price_per_sqm": 146198.32570984724,
      "cost_per_unit": 1148.4745762711864,
      "floor_per_unit": 78.55593220338983,
      "yoy": -26.019148780795454,
      "ratio_national": 0.6143414602627676,
      "rank_in_national": 47,
      "is_spliced": false,
      "price_per_tsubo_real": 52.305299042029866,
      "deflator": 92.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 471,
      "floor_total": 34692,
      "cost_total": 749150,
      "price_per_tsubo": 71.3862728727084,
      "price_per_sqm": 215943.15692378648,
      "cost_per_unit": 1590.552016985138,
      "floor_per_unit": 73.65605095541402,
      "yoy": 47.705629237066915,
      "ratio_national": 0.9055332622536708,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 75.46117639821185,
      "deflator": 94.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 639,
      "floor_total": 47918,
      "cost_total": 905600,
      "price_per_tsubo": 62.47596777828792,
      "price_per_sqm": 188989.52376977337,
      "cost_per_unit": 1417.2143974960877,
      "floor_per_unit": 74.98904538341158,
      "yoy": -12.48181861281481,
      "ratio_national": 0.776043538969429,
      "rank_in_national": 40,
      "is_spliced": false,
      "price_per_tsubo_real": 63.750987528865224,
      "deflator": 98,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 551,
      "floor_total": 42362,
      "cost_total": 866960,
      "price_per_tsubo": 67.65468340493838,
      "price_per_sqm": 204655.11543364337,
      "cost_per_unit": 1573.4301270417423,
      "floor_per_unit": 76.88203266787659,
      "yoy": 8.289132302885594,
      "ratio_national": 0.813427401770381,
      "rank_in_national": 35,
      "is_spliced": false,
      "price_per_tsubo_real": 67.51964411670497,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 592,
      "floor_total": 46784,
      "cost_total": 621340,
      "price_per_tsubo": 43.90431683054036,
      "price_per_sqm": 132810.36251709986,
      "cost_per_unit": 1049.5608108108108,
      "floor_per_unit": 79.02702702702703,
      "yoy": -35.10528078631787,
      "ratio_national": 0.5144088992889116,
      "rank_in_national": 47,
      "is_spliced": false,
      "price_per_tsubo_real": 43.90431683054036,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 203,
      "floor_total": 15721,
      "cost_total": 428500,
      "price_per_tsubo": 90.10438362699573,
      "price_per_sqm": 272565.3584377584,
      "cost_per_unit": 2110.8374384236454,
      "floor_per_unit": 77.44334975369458,
      "yoy": 105.22898460025245,
      "ratio_national": 1.0362151100296966,
      "rank_in_national": 7,
      "is_spliced": false,
      "price_per_tsubo_real": 85.65055477851304,
      "deflator": 105.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 187,
      "floor_total": 13440,
      "cost_total": 421440,
      "price_per_tsubo": 103.66012928571429,
      "price_per_sqm": 313571.4285714286,
      "cost_per_unit": 2253.6898395721923,
      "floor_per_unit": 71.8716577540107,
      "yoy": 15.044490748458106,
      "ratio_national": 1.1396949765192554,
      "rank_in_national": 5,
      "is_spliced": false,
      "price_per_tsubo_real": 92.80226435605576,
      "deflator": 111.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 279,
      "floor_total": 22403,
      "cost_total": 593665,
      "price_per_tsubo": 87.60129537785117,
      "price_per_sqm": 264993.52765254653,
      "cost_per_unit": 2127.831541218638,
      "floor_per_unit": 80.29749103942652,
      "yoy": -15.491813504882668,
      "ratio_national": 0.8819549214011463,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 76.91070709205546,
      "deflator": 113.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 74,
      "floor_total": 5080,
      "cost_total": 197500,
      "price_per_tsubo": 128.52234744094488,
      "price_per_sqm": 388779.52755905513,
      "cost_per_unit": 2668.9189189189187,
      "floor_per_unit": 68.64864864864865,
      "yoy": 46.71283899009564,
      "ratio_national": 1.1146455261378951,
      "rank_in_national": 4,
      "is_spliced": true,
      "price_per_tsubo_real": 108.09280693098813,
      "deflator": 118.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 380,
      "floor_total": 29904,
      "cost_total": 982350,
      "price_per_tsubo": 108.59559946829854,
      "price_per_sqm": 328501.2038523274,
      "cost_per_unit": 2585.1315789473683,
      "floor_per_unit": 78.69473684210526,
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      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 88.93988490442142,
      "deflator": 122.1,
      "deflator_provisional": true
    }
  ]
}