{
  "area": {
    "code": "08000",
    "name": "茨城県",
    "slug": "ibaraki"
  },
  "structure": {
    "id": "wood",
    "name": "木造"
  },
  "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": 2249,
    "price_per_tsubo": 87.16022515508256,
    "prev_price_per_tsubo": 85.18345604931781,
    "change_vs_prev": 2.3206021420641605,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 7496,
      "floor_total": 921465,
      "cost_total": 15117017,
      "price_per_tsubo": 54.232861398349364,
      "price_per_sqm": 164054.16375011532,
      "cost_per_unit": 2016.6778281750267,
      "floor_per_unit": 122.9275613660619,
      "yoy": null,
      "ratio_national": 0.9813549913769211,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 61.698363365585166,
      "deflator": 87.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 8532,
      "floor_total": 1047126,
      "cost_total": 17393995,
      "price_per_tsubo": 54.91306178153345,
      "price_per_sqm": 166111.76687428256,
      "cost_per_unit": 2038.6773323956868,
      "floor_per_unit": 122.72925457102673,
      "yoy": 1.254221823532231,
      "ratio_national": 0.9811634611026033,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 60.54361828173478,
      "deflator": 90.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 6677,
      "floor_total": 811866,
      "cost_total": 13880349,
      "price_per_tsubo": 56.51858671346011,
      "price_per_sqm": 170968.47262971968,
      "cost_per_unit": 2078.830163246967,
      "floor_per_unit": 121.59143327841845,
      "yoy": 2.923757808869021,
      "ratio_national": 0.9805135683542543,
      "rank_in_national": 28,
      "is_spliced": false,
      "price_per_tsubo_real": 60.44768632455627,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 7018,
      "floor_total": 843022,
      "cost_total": 14535656,
      "price_per_tsubo": 56.999492597156426,
      "price_per_sqm": 172423.21078216226,
      "cost_per_unit": 2071.1963522371047,
      "floor_per_unit": 120.12282701624395,
      "yoy": 0.8508809431743813,
      "ratio_national": 0.9772302642983585,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 60.96202416808174,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 7047,
      "floor_total": 845228,
      "cost_total": 14559511,
      "price_per_tsubo": 56.94402678175593,
      "price_per_sqm": 172255.42693805695,
      "cost_per_unit": 2066.058038881794,
      "floor_per_unit": 119.94153540513693,
      "yoy": -0.09730931429950962,
      "ratio_national": 0.9698294532869205,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 60.64326600825978,
      "deflator": 93.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 6899,
      "floor_total": 819039,
      "cost_total": 14279452,
      "price_per_tsubo": 57.63445895382271,
      "price_per_sqm": 174343.98117794146,
      "cost_per_unit": 2069.7857660530512,
      "floor_per_unit": 118.71850992897521,
      "yoy": 1.2124751463624683,
      "ratio_national": 0.9711662621297826,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 60.47687193475625,
      "deflator": 95.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 7466,
      "floor_total": 882409,
      "cost_total": 15720091,
      "price_per_tsubo": 58.89255393688188,
      "price_per_sqm": 178149.71288824116,
      "cost_per_unit": 2105.557326547013,
      "floor_per_unit": 118.1903294937048,
      "yoy": 2.182886776237747,
      "ratio_national": 0.9804192972159343,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 60.15582628894982,
      "deflator": 97.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 7023,
      "floor_total": 822901,
      "cost_total": 14857427,
      "price_per_tsubo": 59.68583535848177,
      "price_per_sqm": 180549.3856490635,
      "cost_per_unit": 2115.538516303574,
      "floor_per_unit": 117.17229104371351,
      "yoy": 1.3469978266693605,
      "ratio_national": 0.9811428041156713,
      "rank_in_national": 32,
      "is_spliced": false,
      "price_per_tsubo_real": 59.626209149332446,
      "deflator": 100.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 6896,
      "floor_total": 805437,
      "cost_total": 14813164,
      "price_per_tsubo": 60.79831125160627,
      "price_per_sqm": 183914.62026204407,
      "cost_per_unit": 2148.080626450116,
      "floor_per_unit": 116.79770881670534,
      "yoy": 1.86388593950777,
      "ratio_national": 0.9921681100146394,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 60.79831125160627,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 7401,
      "floor_total": 853897,
      "cost_total": 15682830,
      "price_per_tsubo": 60.71474965446652,
      "price_per_sqm": 183661.8468035372,
      "cost_per_unit": 2119.014997973247,
      "floor_per_unit": 115.37589514930414,
      "yoy": -0.13744065487927282,
      "ratio_national": 0.9842530308796352,
      "rank_in_national": 33,
      "is_spliced": false,
      "price_per_tsubo_real": 55.0451039478391,
      "deflator": 110.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 6449,
      "floor_total": 732999,
      "cost_total": 13942594,
      "price_per_tsubo": 62.88042387405712,
      "price_per_sqm": 190213.00165484537,
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      "ratio_national": 0.9909097498309497,
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      "is_spliced": false,
      "price_per_tsubo_real": 53.88211128882359,
      "deflator": 116.7,
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    },
    {
      "fiscal_year": 2023,
      "units": 5858,
      "floor_total": 659294,
      "cost_total": 14848366,
      "price_per_tsubo": 74.45173145689176,
      "price_per_sqm": 225216.15546326828,
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      "floor_per_unit": 112.54592010925231,
      "yoy": 18.40208266727139,
      "ratio_national": 0.9535398620030721,
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      "is_spliced": false,
      "price_per_tsubo_real": 64.85342461401721,
      "deflator": 114.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 5859,
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      "price_per_tsubo": 79.49792881204377,
      "price_per_sqm": 240480.8799471345,
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    {
      "fiscal_year": 2025,
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    }
  ]
}