{
  "area": {
    "code": "39000",
    "name": "高知県",
    "slug": "kochi"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "segment": {
    "segment": "all",
    "building_type": "all",
    "label": "新築住宅すべて"
  },
  "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": 98,
    "price_per_tsubo": 105.03289064795086,
    "prev_price_per_tsubo": 105.1514846506256,
    "change_vs_prev": -0.11278395456686496,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 503,
      "floor_total": 43649,
      "cost_total": 832029,
      "price_per_tsubo": 63.01434506884464,
      "price_per_sqm": 190618.11267153887,
      "cost_per_unit": 1654.1332007952287,
      "floor_per_unit": 86.77733598409543,
      "yoy": null,
      "ratio_national": 0.9186728373885645,
      "rank_in_national": 32,
      "is_spliced": false,
      "price_per_tsubo_real": 71.7703246797775,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 651,
      "floor_total": 51270,
      "cost_total": 964165,
      "price_per_tsubo": 62.16748615857226,
      "price_per_sqm": 188056.36824653792,
      "cost_per_unit": 1481.05222734255,
      "floor_per_unit": 78.7557603686636,
      "yoy": -1.3439144838324757,
      "ratio_national": 0.8904227653854679,
      "rank_in_national": 41,
      "is_spliced": false,
      "price_per_tsubo_real": 68.8454996218962,
      "deflator": 90.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 471,
      "floor_total": 38492,
      "cost_total": 782121,
      "price_per_tsubo": 67.17052324093318,
      "price_per_sqm": 203190.53309778657,
      "cost_per_unit": 1660.5541401273886,
      "floor_per_unit": 81.723991507431,
      "yoy": 8.04767474367476,
      "ratio_national": 0.9236115531626345,
      "rank_in_national": 32,
      "is_spliced": false,
      "price_per_tsubo_real": 71.76337953091152,
      "deflator": 93.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 551,
      "floor_total": 38952,
      "cost_total": 774948,
      "price_per_tsubo": 65.76851891866913,
      "price_per_sqm": 198949.47627849662,
      "cost_per_unit": 1406.4392014519055,
      "floor_per_unit": 70.69328493647913,
      "yoy": -2.0872315036689737,
      "ratio_national": 0.8843165577128828,
      "rank_in_national": 37,
      "is_spliced": false,
      "price_per_tsubo_real": 70.41597314632668,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 564,
      "floor_total": 40297,
      "cost_total": 847543,
      "price_per_tsubo": 69.52872853984167,
      "price_per_sqm": 210324.093604983,
      "cost_per_unit": 1502.735815602837,
      "floor_per_unit": 71.44858156028369,
      "yoy": 5.717339667968657,
      "ratio_national": 0.9146207535642451,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 74.44189351160777,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 498,
      "floor_total": 37236,
      "cost_total": 834826,
      "price_per_tsubo": 74.11535724943603,
      "price_per_sqm": 224198.62498657213,
      "cost_per_unit": 1676.3574297188754,
      "floor_per_unit": 74.7710843373494,
      "yoy": 6.596738939309255,
      "ratio_national": 0.948591564375929,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 77.85226601831515,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 521,
      "floor_total": 35099,
      "cost_total": 801112,
      "price_per_tsubo": 75.45252111114276,
      "price_per_sqm": 228243.5397019858,
      "cost_per_unit": 1537.6429942418426,
      "floor_per_unit": 67.36852207293666,
      "yoy": 1.8041657104970632,
      "ratio_national": 0.9456349030359278,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 76.91388492471229,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 449,
      "floor_total": 31417,
      "cost_total": 732438,
      "price_per_tsubo": 77.06930057039182,
      "price_per_sqm": 233134.290352357,
      "cost_per_unit": 1631.2650334075724,
      "floor_per_unit": 69.97104677060133,
      "yoy": 2.1427772530854483,
      "ratio_national": 0.9283736338133959,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 76.91546963112955,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 353,
      "floor_total": 27785,
      "cost_total": 646988,
      "price_per_tsubo": 76.97701855389599,
      "price_per_sqm": 232855.13766420732,
      "cost_per_unit": 1832.8271954674221,
      "floor_per_unit": 78.71104815864022,
      "yoy": -0.11973900867511267,
      "ratio_national": 0.8987967616920967,
      "rank_in_national": 36,
      "is_spliced": false,
      "price_per_tsubo_real": 76.97701855389599,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 479,
      "floor_total": 34812,
      "cost_total": 865260,
      "price_per_tsubo": 82.16614544984489,
      "price_per_sqm": 248552.22337125128,
      "cost_per_unit": 1806.3883089770354,
      "floor_per_unit": 72.67640918580376,
      "yoy": 6.74113780116814,
      "ratio_national": 0.934207603723434,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 75.86901703586786,
      "deflator": 108.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 356,
      "floor_total": 27802,
      "cost_total": 707310,
      "price_per_tsubo": 84.10252229695705,
      "price_per_sqm": 254409.7546939069,
      "cost_per_unit": 1986.8258426966293,
      "floor_per_unit": 78.09550561797752,
      "yoy": 2.3566601992960123,
      "ratio_national": 0.9073191910964097,
      "rank_in_national": 39,
      "is_spliced": false,
      "price_per_tsubo_real": 72.25302602831361,
      "deflator": 116.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 259,
      "floor_total": 20971,
      "cost_total": 583539,
      "price_per_tsubo": 91.98690528873206,
      "price_per_sqm": 278259.97806494683,
      "cost_per_unit": 2253.046332046332,
      "floor_per_unit": 80.96911196911196,
      "yoy": 9.374728339223992,
      "ratio_national": 0.9099802871941689,
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      "is_spliced": false,
      "price_per_tsubo_real": 78.62128657156586,
      "deflator": 117,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 201,
      "floor_total": 16896,
      "cost_total": 528815,
      "price_per_tsubo": 103.46539647549716,
      "price_per_sqm": 312982.3626893939,
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      "deflator": 121.4,
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    {
      "fiscal_year": 2025,
      "units": 170,
      "floor_total": 15070,
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      "price_per_tsubo": 106.9033696901128,
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      "deflator_provisional": true
    }
  ]
}