{
  "area": {
    "code": "08000",
    "name": "茨城県",
    "slug": "ibaraki"
  },
  "structure": {
    "id": "wood",
    "name": "木造"
  },
  "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": 1.0517532371798126,
      "rank_in_national": 5,
      "is_spliced": false,
      "price_per_tsubo_real": 65.45865309370211,
      "deflator": 87.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 18,
      "floor_total": 3134,
      "cost_total": 54674,
      "price_per_tsubo": 57.67095164645819,
      "price_per_sqm": 174454.37141033824,
      "cost_per_unit": 3037.4444444444443,
      "floor_per_unit": 174.11111111111111,
      "yoy": 0.23079567745261098,
      "ratio_national": 0.9866637009403115,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 63.58429067966724,
      "deflator": 90.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 17,
      "floor_total": 2978,
      "cost_total": 57511,
      "price_per_tsubo": 63.84126551040968,
      "price_per_sqm": 193119.54331766287,
      "cost_per_unit": 3383,
      "floor_per_unit": 175.1764705882353,
      "yoy": 10.69917122536408,
      "ratio_national": 1.0985720412897189,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 68.27942835337933,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 72,
      "floor_total": 5859,
      "cost_total": 123298,
      "price_per_tsubo": 69.56772408602151,
      "price_per_sqm": 210442.054958184,
      "cost_per_unit": 1712.4722222222222,
      "floor_per_unit": 81.375,
      "yoy": 8.969838755276726,
      "ratio_national": 1.1600203904219466,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 74.40398297970215,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 13,
      "floor_total": 1202,
      "cost_total": 21449,
      "price_per_tsubo": 58.98992488352745,
      "price_per_sqm": 178444.2595673877,
      "cost_per_unit": 1649.923076923077,
      "floor_per_unit": 92.46153846153847,
      "yoy": -15.205038459234999,
      "ratio_national": 1.0462817435527823,
      "rank_in_national": 7,
      "is_spliced": false,
      "price_per_tsubo_real": 62.82207122846374,
      "deflator": 93.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 18,
      "floor_total": 2424,
      "cost_total": 38742,
      "price_per_tsubo": 52.835361460396044,
      "price_per_sqm": 159826.73267326734,
      "cost_per_unit": 2152.3333333333335,
      "floor_per_unit": 134.66666666666666,
      "yoy": -10.433245058852458,
      "ratio_national": 0.8896470149770015,
      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 55.44109282308084,
      "deflator": 95.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 21,
      "floor_total": 2738,
      "cost_total": 46149,
      "price_per_tsubo": 55.71910252373996,
      "price_per_sqm": 168550.0365230095,
      "cost_per_unit": 2197.5714285714284,
      "floor_per_unit": 130.38095238095238,
      "yoy": 5.457975461198461,
      "ratio_national": 0.9594142281394515,
      "rank_in_national": 12,
      "is_spliced": false,
      "price_per_tsubo_real": 56.91430288431047,
      "deflator": 97.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 15,
      "floor_total": 1805,
      "cost_total": 27838,
      "price_per_tsubo": 50.984255966759,
      "price_per_sqm": 154227.14681440443,
      "cost_per_unit": 1855.8666666666666,
      "floor_per_unit": 120.33333333333333,
      "yoy": -8.497707864127225,
      "ratio_national": 0.8114340554747216,
      "rank_in_national": 15,
      "is_spliced": false,
      "price_per_tsubo_real": 50.93332264411489,
      "deflator": 100.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 18,
      "floor_total": 2169,
      "cost_total": 31838,
      "price_per_tsubo": 48.52454680497925,
      "price_per_sqm": 146786.53757491932,
      "cost_per_unit": 1768.7777777777778,
      "floor_per_unit": 120.5,
      "yoy": -4.824448479513843,
      "ratio_national": 0.8043755530129602,
      "rank_in_national": 20,
      "is_spliced": false,
      "price_per_tsubo_real": 48.52454680497925,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 21,
      "floor_total": 2373,
      "cost_total": 41397,
      "price_per_tsubo": 57.66952744627054,
      "price_per_sqm": 174450.06321112515,
      "cost_per_unit": 1971.2857142857142,
      "floor_per_unit": 113,
      "yoy": 18.8460918100793,
      "ratio_national": 0.9757683495198308,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 52.28424972463331,
      "deflator": 110.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 30,
      "floor_total": 4150,
      "cost_total": 72557,
      "price_per_tsubo": 57.79715783855422,
      "price_per_sqm": 174836.14457831325,
      "cost_per_unit": 2418.5666666666666,
      "floor_per_unit": 138.33333333333334,
      "yoy": 0.22131340056945614,
      "ratio_national": 0.8726658511908814,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 49.526270641434635,
      "deflator": 116.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 11,
      "floor_total": 1537,
      "cost_total": 33277,
      "price_per_tsubo": 71.57239676642811,
      "price_per_sqm": 216506.18087182823,
      "cost_per_unit": 3025.181818181818,
      "floor_per_unit": 139.72727272727272,
      "yoy": 23.83376526290877,
      "ratio_national": 0.7591089684191695,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 62.34529335054714,
      "deflator": 114.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 25,
      "floor_total": 3391,
      "cost_total": 87182,
      "price_per_tsubo": 84.99126622825126,
      "price_per_sqm": 257098.20112061338,
      "cost_per_unit": 3487.28,
      "floor_per_unit": 135.64,
      "yoy": 18.74866578188623,
      "ratio_national": 0.8684701633524116,
      "rank_in_national": 17,
      "is_spliced": true,
      "price_per_tsubo_real": 71.5414698891004,
      "deflator": 118.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 18,
      "floor_total": 1646,
      "cost_total": 42350,
      "price_per_tsubo": 85.05480346294046,
      "price_per_sqm": 257290.40097205347,
      "cost_per_unit": 2352.777777777778,
      "floor_per_unit": 91.44444444444444,
      "yoy": 0.07475736920845577,
      "ratio_national": 0.808440605388624,
      "rank_in_national": 19,
      "is_spliced": false,
      "price_per_tsubo_real": 69.54603717329555,
      "deflator": 122.3,
      "deflator_provisional": true
    }
  ]
}