{
  "area": {
    "code": "39000",
    "name": "高知県",
    "slug": "kochi"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "segment": {
    "segment": "rental",
    "building_type": "all",
    "label": "貸家"
  },
  "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": 56,
    "price_per_tsubo": 90.12015452261306,
    "prev_price_per_tsubo": 91.20925544554456,
    "change_vs_prev": -1.1940684282657372,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 303,
      "floor_total": 17413,
      "cost_total": 295850,
      "price_per_tsubo": 56.16596631826796,
      "price_per_sqm": 169901.79750760927,
      "cost_per_unit": 976.4026402640264,
      "floor_per_unit": 57.46864686468647,
      "yoy": null,
      "ratio_national": 0.9181919078377582,
      "rank_in_national": 24,
      "is_spliced": false,
      "price_per_tsubo_real": 63.97034888185418,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 416,
      "floor_total": 23235,
      "cost_total": 407251,
      "price_per_tsubo": 57.94216842220788,
      "price_per_sqm": 175274.80094684742,
      "cost_per_unit": 978.96875,
      "floor_per_unit": 55.85336538461539,
      "yoy": 3.1624170656567197,
      "ratio_national": 0.9167490437949604,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 64.16629947088359,
      "deflator": 90.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 315,
      "floor_total": 18255,
      "cost_total": 342497,
      "price_per_tsubo": 62.0226325735415,
      "price_per_sqm": 187618.1867981375,
      "cost_per_unit": 1087.2920634920636,
      "floor_per_unit": 57.95238095238095,
      "yoy": 7.042304874751082,
      "ratio_national": 0.9267882548462094,
      "rank_in_national": 22,
      "is_spliced": false,
      "price_per_tsubo_real": 66.26349633925375,
      "deflator": 93.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 428,
      "floor_total": 23333,
      "cost_total": 433285,
      "price_per_tsubo": 61.38727211031586,
      "price_per_sqm": 185696.22423177474,
      "cost_per_unit": 1012.3481308411215,
      "floor_per_unit": 54.51635514018692,
      "yoy": -1.0244009918029207,
      "ratio_national": 0.8904147447304098,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 65.7251307390962,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 413,
      "floor_total": 21686,
      "cost_total": 429146,
      "price_per_tsubo": 65.41854446832058,
      "price_per_sqm": 197890.80512773216,
      "cost_per_unit": 1039.094430992736,
      "floor_per_unit": 52.50847457627118,
      "yoy": 6.566951453324599,
      "ratio_national": 0.9258349027034978,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 70.04126816736678,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 372,
      "floor_total": 20623,
      "cost_total": 436760,
      "price_per_tsubo": 70.01099938903167,
      "price_per_sqm": 211782.96077195366,
      "cost_per_unit": 1174.0860215053763,
      "floor_per_unit": 55.43817204301075,
      "yoy": 7.0201117405402025,
      "ratio_national": 0.958045137709055,
      "rank_in_national": 12,
      "is_spliced": false,
      "price_per_tsubo_real": 73.54096574478116,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 402,
      "floor_total": 20136,
      "cost_total": 439426,
      "price_per_tsubo": 72.14193864421931,
      "price_per_sqm": 218229.0425109257,
      "cost_per_unit": 1093.0995024875622,
      "floor_per_unit": 50.08955223880597,
      "yoy": 3.0437206635868908,
      "ratio_national": 0.9751199295482265,
      "rank_in_national": 11,
      "is_spliced": false,
      "price_per_tsubo_real": 73.53918312356708,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 331,
      "floor_total": 16677,
      "cost_total": 373810,
      "price_per_tsubo": 74.09830064759849,
      "price_per_sqm": 224147.0288421179,
      "cost_per_unit": 1129.3353474320243,
      "floor_per_unit": 50.383685800604226,
      "yoy": 2.711823441600769,
      "ratio_national": 0.9646775810532378,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 73.95039984790269,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 244,
      "floor_total": 13959,
      "cost_total": 296443,
      "price_per_tsubo": 70.20404792392006,
      "price_per_sqm": 212366.93172863385,
      "cost_per_unit": 1214.9303278688524,
      "floor_per_unit": 57.209016393442624,
      "yoy": -5.2555223124467805,
      "ratio_national": 0.8840940142289859,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 70.20404792392006,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 360,
      "floor_total": 20418,
      "cost_total": 471705,
      "price_per_tsubo": 76.37171475903615,
      "price_per_sqm": 231024.09638554216,
      "cost_per_unit": 1310.2916666666667,
      "floor_per_unit": 56.71666666666667,
      "yoy": 8.785343605542483,
      "ratio_national": 0.9388419158226256,
      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 70.51866552080901,
      "deflator": 108.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 219,
      "floor_total": 12086,
      "cost_total": 267290,
      "price_per_tsubo": 73.10976411550556,
      "price_per_sqm": 221156.71024325665,
      "cost_per_unit": 1220.5022831050228,
      "floor_per_unit": 55.18721461187214,
      "yoy": -4.271150194574691,
      "ratio_national": 0.8478887383880277,
      "rank_in_national": 38,
      "is_spliced": false,
      "price_per_tsubo_real": 62.809075700606144,
      "deflator": 116.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 138,
      "floor_total": 7783,
      "cost_total": 192400,
      "price_per_tsubo": 81.72092971861751,
      "price_per_sqm": 247205.44777078248,
      "cost_per_unit": 1394.2028985507247,
      "floor_per_unit": 56.39855072463768,
      "yoy": 11.77840703945816,
      "ratio_national": 0.8515965971753569,
      "rank_in_national": 37,
      "is_spliced": false,
      "price_per_tsubo_real": 69.84694847745087,
      "deflator": 117,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 98,
      "floor_total": 5120,
      "cost_total": 142310,
      "price_per_tsubo": 91.88417478515625,
      "price_per_sqm": 277949.21875,
      "cost_per_unit": 1452.142857142857,
      "floor_per_unit": 52.244897959183675,
      "yoy": 12.43652648291318,
      "ratio_national": 0.8700992610610961,
      "rank_in_national": 32,
      "is_spliced": true,
      "price_per_tsubo_real": 75.68712914757516,
      "deflator": 121.4,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 80,
      "floor_total": 4155,
      "cost_total": 114959,
      "price_per_tsubo": 91.46337246931408,
      "price_per_sqm": 276676.293622142,
      "cost_per_unit": 1436.9875,
      "floor_per_unit": 51.9375,
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      "ratio_national": 0.7990956331124036,
      "rank_in_national": 43,
      "is_spliced": false,
      "price_per_tsubo_real": 73.58276143951254,
      "deflator": 124.3,
      "deflator_provisional": true
    }
  ]
}