{
  "area": {
    "code": "08000",
    "name": "茨城県",
    "slug": "ibaraki"
  },
  "structure": {
    "id": "wood",
    "name": "木造"
  },
  "segment": {
    "segment": "rental",
    "building_type": "detached",
    "label": "貸家・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": 35,
    "price_per_tsubo": 89.07321675516225,
    "prev_price_per_tsubo": 88.45157921241051,
    "change_vs_prev": 0.7027998236853676,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 171,
      "floor_total": 11515,
      "cost_total": 159726,
      "price_per_tsubo": 45.85502505775076,
      "price_per_sqm": 138711.24620060791,
      "cost_per_unit": 934.0701754385965,
      "floor_per_unit": 67.3391812865497,
      "yoy": null,
      "ratio_national": 0.9706457853427761,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 52.167264001991754,
      "deflator": 87.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 246,
      "floor_total": 17636,
      "cost_total": 259305,
      "price_per_tsubo": 48.605572462576546,
      "price_per_sqm": 147031.6398276253,
      "cost_per_unit": 1054.0853658536585,
      "floor_per_unit": 71.6910569105691,
      "yoy": 5.998355472190209,
      "ratio_national": 0.9759193142127757,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 53.589385295012725,
      "deflator": 90.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 227,
      "floor_total": 16855,
      "cost_total": 244973,
      "price_per_tsubo": 48.04682845861762,
      "price_per_sqm": 145341.4417086918,
      "cost_per_unit": 1079.1762114537446,
      "floor_per_unit": 74.2511013215859,
      "yoy": -1.149547213725599,
      "ratio_national": 0.9025838831465453,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 51.38698230868195,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 235,
      "floor_total": 17333,
      "cost_total": 260629,
      "price_per_tsubo": 49.707767951883696,
      "price_per_sqm": 150365.77626492816,
      "cost_per_unit": 1109.0595744680852,
      "floor_per_unit": 73.75744680851064,
      "yoy": 3.456918066291581,
      "ratio_national": 0.9143431913140219,
      "rank_in_national": 22,
      "is_spliced": false,
      "price_per_tsubo_real": 53.16338818383283,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 224,
      "floor_total": 17769,
      "cost_total": 269576,
      "price_per_tsubo": 50.152605382407565,
      "price_per_sqm": 151711.4075074568,
      "cost_per_unit": 1203.4642857142858,
      "floor_per_unit": 79.32589285714286,
      "yoy": 0.8949052609935393,
      "ratio_national": 0.9248988627044362,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 53.410655359326476,
      "deflator": 93.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 148,
      "floor_total": 11704,
      "cost_total": 185206,
      "price_per_tsubo": 52.31135874401914,
      "price_per_sqm": 158241.62679425837,
      "cost_per_unit": 1251.3918918918919,
      "floor_per_unit": 79.08108108108108,
      "yoy": 4.3043693246868076,
      "ratio_national": 0.9632781858176604,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 54.89124737042932,
      "deflator": 95.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 136,
      "floor_total": 12503,
      "cost_total": 199209,
      "price_per_tsubo": 52.670808614732465,
      "price_per_sqm": 159328.96104934815,
      "cost_per_unit": 1464.7720588235295,
      "floor_per_unit": 91.93382352941177,
      "yoy": 0.6871354125444595,
      "ratio_national": 0.9876267189199285,
      "rank_in_national": 22,
      "is_spliced": false,
      "price_per_tsubo_real": 53.80062166979822,
      "deflator": 97.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 94,
      "floor_total": 6967,
      "cost_total": 108589,
      "price_per_tsubo": 51.52467781110951,
      "price_per_sqm": 155861.92048227356,
      "cost_per_unit": 1155.2021276595744,
      "floor_per_unit": 74.11702127659575,
      "yoy": -2.1760265956926483,
      "ratio_national": 0.9542851552779889,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 51.47320460650301,
      "deflator": 100.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 86,
      "floor_total": 7379,
      "cost_total": 126917,
      "price_per_tsubo": 56.85878160048787,
      "price_per_sqm": 171997.56064507386,
      "cost_per_unit": 1475.7790697674418,
      "floor_per_unit": 85.80232558139535,
      "yoy": 10.352522356245085,
      "ratio_national": 1.0302108138517834,
      "rank_in_national": 15,
      "is_spliced": false,
      "price_per_tsubo_real": 56.85878160048787,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 86,
      "floor_total": 7145,
      "cost_total": 117933,
      "price_per_tsubo": 54.56427320783765,
      "price_per_sqm": 165056.68299510147,
      "cost_per_unit": 1371.3139534883721,
      "floor_per_unit": 83.0813953488372,
      "yoy": -4.035451214506036,
      "ratio_national": 0.9856499600674358,
      "rank_in_national": 28,
      "is_spliced": false,
      "price_per_tsubo_real": 49.46896936340676,
      "deflator": 110.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 101,
      "floor_total": 7669,
      "cost_total": 142746,
      "price_per_tsubo": 61.53192063372017,
      "price_per_sqm": 186133.7853696701,
      "cost_per_unit": 1413.3267326732673,
      "floor_per_unit": 75.93069306930693,
      "yoy": 12.76961465122508,
      "ratio_national": 1.0506897282987782,
      "rank_in_national": 14,
      "is_spliced": false,
      "price_per_tsubo_real": 52.72658151989732,
      "deflator": 116.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 130,
      "floor_total": 10446,
      "cost_total": 208491,
      "price_per_tsubo": 65.9800366542217,
      "price_per_sqm": 199589.31648477886,
      "cost_per_unit": 1603.7769230769231,
      "floor_per_unit": 80.35384615384615,
      "yoy": 7.228956896989702,
      "ratio_national": 0.9496446307800067,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 57.47389952458337,
      "deflator": 114.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 143,
      "floor_total": 12724,
      "cost_total": 256854,
      "price_per_tsubo": 66.73258288745677,
      "price_per_sqm": 201865.76548255267,
      "cost_per_unit": 1796.1818181818182,
      "floor_per_unit": 88.97902097902097,
      "yoy": 1.1405665583044344,
      "ratio_national": 0.9289199131622129,
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      "is_spliced": true,
      "price_per_tsubo_real": 56.17220781772456,
      "deflator": 118.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 147,
      "floor_total": 11777,
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      "price_per_sqm": 225338.37140188503,
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      "deflator_provisional": true
    }
  ]
}