{
  "area": {
    "code": "43000",
    "name": "熊本県",
    "slug": "kumamoto"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "segment": {
    "segment": "owner",
    "building_type": "detached",
    "label": "持家・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": {
    "fiscal_year": 2026,
    "through_month": "2026-08",
    "months": 5,
    "units": 102,
    "price_per_tsubo": 121.06253569210257,
    "prev_price_per_tsubo": 104.23001713989638,
    "change_vs_prev": 16.149396319885255,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 432,
      "floor_total": 56047,
      "cost_total": 1180484,
      "price_per_tsubo": 69.62785166663693,
      "price_per_sqm": 210623.9406212643,
      "cost_per_unit": 2732.6018518518517,
      "floor_per_unit": 129.73842592592592,
      "yoy": null,
      "ratio_national": 0.9341259840234062,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 79.30279233102156,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 455,
      "floor_total": 61107,
      "cost_total": 1289052,
      "price_per_tsubo": 69.73563112376651,
      "price_per_sqm": 210949.9729981835,
      "cost_per_unit": 2833.081318681319,
      "floor_per_unit": 134.3010989010989,
      "yoy": 0.15479359846632956,
      "ratio_national": 0.9152777659248575,
      "rank_in_national": 38,
      "is_spliced": false,
      "price_per_tsubo_real": 77.22661254016225,
      "deflator": 90.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 377,
      "floor_total": 49139,
      "cost_total": 1061698,
      "price_per_tsubo": 71.42495027208531,
      "price_per_sqm": 216060.15588432812,
      "cost_per_unit": 2816.1750663129974,
      "floor_per_unit": 130.342175066313,
      "yoy": 2.422461976891843,
      "ratio_national": 0.9020595999308716,
      "rank_in_national": 42,
      "is_spliced": false,
      "price_per_tsubo_real": 76.3087075556467,
      "deflator": 93.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 334,
      "floor_total": 42725,
      "cost_total": 939982,
      "price_per_tsubo": 72.729855957402,
      "price_per_sqm": 220007.48976009362,
      "cost_per_unit": 2814.317365269461,
      "floor_per_unit": 127.91916167664671,
      "yoy": 1.8269605793854726,
      "ratio_national": 0.8986827973035691,
      "rank_in_national": 39,
      "is_spliced": false,
      "price_per_tsubo_real": 77.86922479379228,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 581,
      "floor_total": 73007,
      "cost_total": 1664699,
      "price_per_tsubo": 75.37832409508677,
      "price_per_sqm": 228019.09405947375,
      "cost_per_unit": 2865.2306368330464,
      "floor_per_unit": 125.65748709122204,
      "yoy": 3.641514344859953,
      "ratio_national": 0.9128306160219657,
      "rank_in_national": 37,
      "is_spliced": false,
      "price_per_tsubo_real": 80.70484378488946,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 689,
      "floor_total": 83357,
      "cost_total": 1945206,
      "price_per_tsubo": 77.14340178677256,
      "price_per_sqm": 233358.44620127883,
      "cost_per_unit": 2823.230769230769,
      "floor_per_unit": 120.98258345428157,
      "yoy": 2.3416250133913907,
      "ratio_national": 0.9121211293498399,
      "rank_in_national": 41,
      "is_spliced": false,
      "price_per_tsubo_real": 81.03298507013925,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 570,
      "floor_total": 69519,
      "cost_total": 1698869,
      "price_per_tsubo": 80.78516882449402,
      "price_per_sqm": 244374.77524130093,
      "cost_per_unit": 2980.4719298245614,
      "floor_per_unit": 121.96315789473684,
      "yoy": 4.720775793356191,
      "ratio_national": 0.9332229546568347,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 82.3498153154883,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 449,
      "floor_total": 53754,
      "cost_total": 1332941,
      "price_per_tsubo": 81.97386293838598,
      "price_per_sqm": 247970.5696320274,
      "cost_per_unit": 2968.688195991091,
      "floor_per_unit": 119.71937639198218,
      "yoy": 1.4714261679323881,
      "ratio_national": 0.9139494921594318,
      "rank_in_national": 37,
      "is_spliced": false,
      "price_per_tsubo_real": 81.81024245347902,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 325,
      "floor_total": 39055,
      "cost_total": 988646,
      "price_per_tsubo": 83.68342236179747,
      "price_per_sqm": 253141.97926001792,
      "cost_per_unit": 3041.987692307692,
      "floor_per_unit": 120.16923076923077,
      "yoy": 2.085493304977515,
      "ratio_national": 0.908714956867943,
      "rank_in_national": 39,
      "is_spliced": false,
      "price_per_tsubo_real": 83.68342236179747,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 326,
      "floor_total": 40533,
      "cost_total": 1040597,
      "price_per_tsubo": 84.86899949744652,
      "price_per_sqm": 256728.34480546715,
      "cost_per_unit": 3192.0153374233128,
      "floor_per_unit": 124.33435582822086,
      "yoy": 1.4167407381157515,
      "ratio_national": 0.8940051879222524,
      "rank_in_national": 42,
      "is_spliced": false,
      "price_per_tsubo_real": 78.36472714445662,
      "deflator": 108.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 256,
      "floor_total": 31341,
      "cost_total": 858104,
      "price_per_tsubo": 90.51120328515363,
      "price_per_sqm": 273795.98608851025,
      "cost_per_unit": 3351.96875,
      "floor_per_unit": 122.42578125,
      "yoy": 6.648132794209349,
      "ratio_national": 0.8943516087960912,
      "rank_in_national": 41,
      "is_spliced": false,
      "price_per_tsubo_real": 77.75876570889486,
      "deflator": 116.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 192,
      "floor_total": 23708,
      "cost_total": 707406,
      "price_per_tsubo": 98.63909569512401,
      "price_per_sqm": 298382.8243630842,
      "cost_per_unit": 3684.40625,
      "floor_per_unit": 123.47916666666667,
      "yoy": 8.979984924477957,
      "ratio_national": 0.9021405068380434,
      "rank_in_national": 42,
      "is_spliced": false,
      "price_per_tsubo_real": 84.30691939754189,
      "deflator": 117,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 230,
      "floor_total": 28013,
      "cost_total": 855057,
      "price_per_tsubo": 100.90454003605468,
      "price_per_sqm": 305235.78338628495,
      "cost_per_unit": 3717.6391304347826,
      "floor_per_unit": 121.79565217391304,
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      "ratio_national": 0.868994311437431,
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      "is_spliced": true,
      "price_per_tsubo_real": 83.11741353876003,
      "deflator": 121.4,
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    },
    {
      "fiscal_year": 2025,
      "units": 237,
      "floor_total": 27241,
      "cost_total": 902923,
      "price_per_tsubo": 109.57284329393194,
      "price_per_sqm": 331457.3620645351,
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    }
  ]
}