{
  "area": {
    "code": "08000",
    "name": "茨城県",
    "slug": "ibaraki"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "segment": {
    "segment": "company",
    "building_type": "detached",
    "label": "給与住宅・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": 13,
    "price_per_tsubo": 89.42454497787611,
    "prev_price_per_tsubo": null,
    "change_vs_prev": null,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 12,
      "floor_total": 1557,
      "cost_total": 27100,
      "price_per_tsubo": 57.53815606936416,
      "price_per_sqm": 174052.66538214515,
      "cost_per_unit": 2258.3333333333335,
      "floor_per_unit": 129.75,
      "yoy": null,
      "ratio_national": 0.8902501118527506,
      "rank_in_national": 12,
      "is_spliced": false,
      "price_per_tsubo_real": 65.53320736829632,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 21,
      "floor_total": 4576,
      "cost_total": 86596,
      "price_per_tsubo": 62.55860813811189,
      "price_per_sqm": 189239.5104895105,
      "cost_per_unit": 4123.619047619048,
      "floor_per_unit": 217.9047619047619,
      "yoy": 8.725430934379276,
      "ratio_national": 0.851335149587005,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 69.20200015277864,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 18,
      "floor_total": 3136,
      "cost_total": 61511,
      "price_per_tsubo": 64.8413420567602,
      "price_per_sqm": 196144.77040816325,
      "cost_per_unit": 3417.277777777778,
      "floor_per_unit": 174.22222222222223,
      "yoy": 3.6489525368094355,
      "ratio_national": 0.9058032281966957,
      "rank_in_national": 7,
      "is_spliced": false,
      "price_per_tsubo_real": 69.42327843336209,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 73,
      "floor_total": 6039,
      "cost_total": 126566,
      "price_per_tsubo": 69.28309606557377,
      "price_per_sqm": 209581.05646630237,
      "cost_per_unit": 1733.7808219178082,
      "floor_per_unit": 82.72602739726027,
      "yoy": 6.850188271743973,
      "ratio_national": 0.9970258686616315,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 74.338085907268,
      "deflator": 93.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 14,
      "floor_total": 1470,
      "cost_total": 28903,
      "price_per_tsubo": 64.99812814285714,
      "price_per_sqm": 196619.04761904763,
      "cost_per_unit": 2064.5,
      "floor_per_unit": 105,
      "yoy": -6.184723498299027,
      "ratio_national": 0.9549923575340007,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 69.51671459129106,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 22,
      "floor_total": 2976,
      "cost_total": 49459,
      "price_per_tsubo": 54.93987486895162,
      "price_per_sqm": 166192.87634408602,
      "cost_per_unit": 2248.1363636363635,
      "floor_per_unit": 135.27272727272728,
      "yoy": -15.474681442823757,
      "ratio_national": 0.7609361135794834,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 57.709952593436576,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 23,
      "floor_total": 2876,
      "cost_total": 47289,
      "price_per_tsubo": 54.35587736787205,
      "price_per_sqm": 164426.28650904034,
      "cost_per_unit": 2056.0434782608695,
      "floor_per_unit": 125.04347826086956,
      "yoy": -1.062975666531063,
      "ratio_national": 0.7051955038010534,
      "rank_in_national": 20,
      "is_spliced": false,
      "price_per_tsubo_real": 55.408641557463866,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 20,
      "floor_total": 2516,
      "cost_total": 60368,
      "price_per_tsubo": 79.31793748807631,
      "price_per_sqm": 239936.40699523053,
      "cost_per_unit": 3018.4,
      "floor_per_unit": 125.8,
      "yoy": 45.92338736667787,
      "ratio_national": 0.9715623736226958,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 79.15961825157316,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 23,
      "floor_total": 2803,
      "cost_total": 50362,
      "price_per_tsubo": 59.395717438458796,
      "price_per_sqm": 179671.780235462,
      "cost_per_unit": 2189.6521739130435,
      "floor_per_unit": 121.8695652173913,
      "yoy": -25.11691640067214,
      "ratio_national": 0.7628629543358968,
      "rank_in_national": 20,
      "is_spliced": false,
      "price_per_tsubo_real": 59.395717438458796,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 27,
      "floor_total": 3415,
      "cost_total": 69451,
      "price_per_tsubo": 67.22999159297218,
      "price_per_sqm": 203370.42459736456,
      "cost_per_unit": 2572.259259259259,
      "floor_per_unit": 126.48148148148148,
      "yoy": 13.189964684963451,
      "ratio_national": 0.8879606961738135,
      "rank_in_national": 17,
      "is_spliced": false,
      "price_per_tsubo_real": 61.849118300802374,
      "deflator": 108.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 36,
      "floor_total": 5296,
      "cost_total": 108056,
      "price_per_tsubo": 67.44910200906345,
      "price_per_sqm": 204033.23262839878,
      "cost_per_unit": 3001.5555555555557,
      "floor_per_unit": 147.11111111111111,
      "yoy": 0.3259117112758503,
      "ratio_national": 0.7368497780950718,
      "rank_in_national": 22,
      "is_spliced": false,
      "price_per_tsubo_real": 58.498787518702045,
      "deflator": 115.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 12,
      "floor_total": 1676,
      "cost_total": 35277,
      "price_per_tsubo": 69.58135670047733,
      "price_per_sqm": 210483.29355608593,
      "cost_per_unit": 2939.75,
      "floor_per_unit": 139.66666666666666,
      "yoy": 3.1612795840148644,
      "ratio_national": 0.6293772020748003,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 60.55818685855294,
      "deflator": 114.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 26,
      "floor_total": 3429,
      "cost_total": 87482,
      "price_per_tsubo": 84.33861790026246,
      "price_per_sqm": 255123.94284047827,
      "cost_per_unit": 3364.6923076923076,
      "floor_per_unit": 131.8846153846154,
      "yoy": 21.208642515134947,
      "ratio_national": 0.7509682350509715,
      "rank_in_national": 22,
      "is_spliced": true,
      "price_per_tsubo_real": 70.6945665551236,
      "deflator": 119.3,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 22,
      "floor_total": 2095,
      "cost_total": 59888,
      "price_per_tsubo": 94.49983366109785,
      "price_per_sqm": 285861.5751789976,
      "cost_per_unit": 2722.181818181818,
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      "deflator": 122.6,
      "deflator_provisional": true
    }
  ]
}