{
  "area": {
    "code": "39000",
    "name": "高知県",
    "slug": "kochi"
  },
  "structure": {
    "id": "wood",
    "name": "木造"
  },
  "segment": {
    "segment": "rental",
    "building_type": "rowhouse",
    "label": "貸家・長屋建"
  },
  "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": {
    "fiscal_year": 2026,
    "through_month": "2026-08",
    "months": 5,
    "units": 113,
    "price_per_tsubo": 68.04923222477065,
    "prev_price_per_tsubo": 88.46840643799473,
    "change_vs_prev": -23.080752819409454,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 96,
      "floor_total": 5393,
      "cost_total": 77119,
      "price_per_tsubo": 47.272245319859074,
      "price_per_sqm": 142998.33117003524,
      "cost_per_unit": 803.3229166666666,
      "floor_per_unit": 56.177083333333336,
      "yoy": null,
      "ratio_national": 0.9667182429159972,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 53.77957374272931,
      "deflator": 87.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 182,
      "floor_total": 10010,
      "cost_total": 160533,
      "price_per_tsubo": 53.01582278421578,
      "price_per_sqm": 160372.62737262738,
      "cost_per_unit": 882.0494505494505,
      "floor_per_unit": 55,
      "yoy": 12.149999276518031,
      "ratio_national": 1.04377689287492,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 58.451844304537794,
      "deflator": 90.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 120,
      "floor_total": 6748,
      "cost_total": 96950,
      "price_per_tsubo": 47.49501192946058,
      "price_per_sqm": 143672.19917012448,
      "cost_per_unit": 807.9166666666666,
      "floor_per_unit": 56.233333333333334,
      "yoy": -10.413515371110849,
      "ratio_national": 0.9198229464441249,
      "rank_in_national": 34,
      "is_spliced": false,
      "price_per_tsubo_real": 50.79680420263164,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 271,
      "floor_total": 15270,
      "cost_total": 218157,
      "price_per_tsubo": 47.2286332043222,
      "price_per_sqm": 142866.4047151277,
      "cost_per_unit": 805.0073800738007,
      "floor_per_unit": 56.34686346863469,
      "yoy": -0.5608562127197847,
      "ratio_national": 0.8995324099339467,
      "rank_in_national": 36,
      "is_spliced": false,
      "price_per_tsubo_real": 50.511907170398075,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 320,
      "floor_total": 16620,
      "cost_total": 256832,
      "price_per_tsubo": 51.08499742960289,
      "price_per_sqm": 154531.88929001204,
      "cost_per_unit": 802.6,
      "floor_per_unit": 51.9375,
      "yoy": 8.165309820839294,
      "ratio_national": 0.9654857778052441,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 54.403618135892316,
      "deflator": 93.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 404,
      "floor_total": 21522,
      "cost_total": 357323,
      "price_per_tsubo": 54.88499210900474,
      "price_per_sqm": 166026.8562401264,
      "cost_per_unit": 884.4628712871287,
      "floor_per_unit": 53.272277227722775,
      "yoy": 7.438572713326241,
      "ratio_national": 1.0331741155338054,
      "rank_in_national": 11,
      "is_spliced": false,
      "price_per_tsubo_real": 57.591807039879065,
      "deflator": 95.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 388,
      "floor_total": 21751,
      "cost_total": 350955,
      "price_per_tsubo": 53.33931908647878,
      "price_per_sqm": 161351.202243575,
      "cost_per_unit": 904.5231958762887,
      "floor_per_unit": 56.05927835051546,
      "yoy": -2.816203415782892,
      "ratio_national": 0.9910285173068918,
      "rank_in_national": 19,
      "is_spliced": false,
      "price_per_tsubo_real": 54.48347199844614,
      "deflator": 97.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 344,
      "floor_total": 19127,
      "cost_total": 290262,
      "price_per_tsubo": 50.16705269932556,
      "price_per_sqm": 151755.11057667172,
      "cost_per_unit": 843.7848837209302,
      "floor_per_unit": 55.60174418604651,
      "yoy": -5.9473319897654475,
      "ratio_national": 0.9292982518907772,
      "rank_in_national": 33,
      "is_spliced": false,
      "price_per_tsubo_real": 50.116935763562,
      "deflator": 100.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 341,
      "floor_total": 19246,
      "cost_total": 275898,
      "price_per_tsubo": 47.38963158162735,
      "price_per_sqm": 143353.4240881222,
      "cost_per_unit": 809.0850439882698,
      "floor_per_unit": 56.43988269794721,
      "yoy": -5.5363450078372844,
      "ratio_national": 0.8711745130632459,
      "rank_in_national": 43,
      "is_spliced": false,
      "price_per_tsubo_real": 47.38963158162735,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 297,
      "floor_total": 16765,
      "cost_total": 231474,
      "price_per_tsubo": 45.64297252967492,
      "price_per_sqm": 138069.78824932897,
      "cost_per_unit": 779.3737373737374,
      "floor_per_unit": 56.447811447811446,
      "yoy": -3.685740938803994,
      "ratio_national": 0.8443938988678976,
      "rank_in_national": 44,
      "is_spliced": false,
      "price_per_tsubo_real": 41.38075478664997,
      "deflator": 110.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 296,
      "floor_total": 15703,
      "cost_total": 219732,
      "price_per_tsubo": 46.25790283894797,
      "price_per_sqm": 139929.9496911418,
      "cost_per_unit": 742.3378378378378,
      "floor_per_unit": 53.05067567567568,
      "yoy": 1.347261747409756,
      "ratio_national": 0.8356705543275981,
      "rank_in_national": 45,
      "is_spliced": false,
      "price_per_tsubo_real": 39.63830577459123,
      "deflator": 116.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 305,
      "floor_total": 14907,
      "cost_total": 262638,
      "price_per_tsubo": 58.24284390018112,
      "price_per_sqm": 176184.34292614207,
      "cost_per_unit": 861.1081967213115,
      "floor_per_unit": 48.87540983606557,
      "yoy": 25.908958957694338,
      "ratio_national": 0.9328170503276788,
      "rank_in_national": 34,
      "is_spliced": false,
      "price_per_tsubo_real": 50.73418458203931,
      "deflator": 114.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 266,
      "floor_total": 13087,
      "cost_total": 260520,
      "price_per_tsubo": 65.80762671353251,
      "price_per_sqm": 199067.7771834645,
      "cost_per_unit": 979.3984962406015,
      "floor_per_unit": 49.19924812030075,
      "yoy": 12.988347248833199,
      "ratio_national": 0.9941726331517061,
      "rank_in_national": 19,
      "is_spliced": true,
      "price_per_tsubo_real": 55.39362517974118,
      "deflator": 118.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 281,
      "floor_total": 13650,
      "cost_total": 326834,
      "price_per_tsubo": 79.15344826813187,
      "price_per_sqm": 239438.82783882783,
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      "is_spliced": false,
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      "deflator": 122.3,
      "deflator_provisional": true
    }
  ]
}