{
  "area": {
    "code": "08000",
    "name": "茨城県",
    "slug": "ibaraki"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "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": 2503,
    "price_per_tsubo": 89.56392465196551,
    "prev_price_per_tsubo": 87.67118225939367,
    "change_vs_prev": 2.158910537982422,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 8572,
      "floor_total": 1065479,
      "cost_total": 18185978,
      "price_per_tsubo": 56.42441025362302,
      "price_per_sqm": 170683.58925891548,
      "cost_per_unit": 2121.5559962669154,
      "floor_per_unit": 124.2975968268782,
      "yoy": null,
      "ratio_national": 0.9630439763377036,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 64.26470416130185,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 9695,
      "floor_total": 1199162,
      "cost_total": 20663355,
      "price_per_tsubo": 56.963706592979094,
      "price_per_sqm": 172314.9582791983,
      "cost_per_unit": 2131.3414130995357,
      "floor_per_unit": 123.68870551830841,
      "yoy": 0.9557855136313798,
      "ratio_national": 0.9634264759794772,
      "rank_in_national": 24,
      "is_spliced": false,
      "price_per_tsubo_real": 63.01294977099457,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 7629,
      "floor_total": 936910,
      "cost_total": 16659980,
      "price_per_tsubo": 58.7830157477239,
      "price_per_sqm": 177818.36035478328,
      "cost_per_unit": 2183.7698256652247,
      "floor_per_unit": 122.80901821995019,
      "yoy": 3.193804026385183,
      "ratio_national": 0.9625154509735114,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 62.93684769563587,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 7993,
      "floor_total": 968924,
      "cost_total": 17417177,
      "price_per_tsubo": 59.42419586554776,
      "price_per_sqm": 179757.92735033913,
      "cost_per_unit": 2179.0537970724386,
      "floor_per_unit": 121.22156887276367,
      "yoy": 1.0907574401687326,
      "ratio_national": 0.9613815727749355,
      "rank_in_national": 24,
      "is_spliced": false,
      "price_per_tsubo_real": 63.75986680852763,
      "deflator": 93.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 8047,
      "floor_total": 970936,
      "cost_total": 17485907,
      "price_per_tsubo": 59.535063589701075,
      "price_per_sqm": 180093.3017212257,
      "cost_per_unit": 2172.972163539207,
      "floor_per_unit": 120.65813346588791,
      "yoy": 0.18657000324271422,
      "ratio_national": 0.955514239421133,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 63.673864801819335,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 7907,
      "floor_total": 945168,
      "cost_total": 17268229,
      "price_per_tsubo": 60.39681701656214,
      "price_per_sqm": 182700.10199245,
      "cost_per_unit": 2183.916656127482,
      "floor_per_unit": 119.53560136587834,
      "yoy": 1.4474720860298884,
      "ratio_national": 0.9577336354871259,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 63.44203468126275,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 8479,
      "floor_total": 1010529,
      "cost_total": 18785988,
      "price_per_tsubo": 61.45546666203543,
      "price_per_sqm": 185902.51244645132,
      "cost_per_unit": 2215.5900459959903,
      "floor_per_unit": 119.18020993041632,
      "yoy": 1.7528235721147034,
      "ratio_national": 0.9613503898502608,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 62.64573563917985,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 7994,
      "floor_total": 940942,
      "cost_total": 17822622,
      "price_per_tsubo": 62.61581009390589,
      "price_per_sqm": 189412.54615055976,
      "cost_per_unit": 2229.4998749061797,
      "floor_per_unit": 117.7060295221416,
      "yoy": 1.8881045005346486,
      "ratio_national": 0.9659984495430564,
      "rank_in_national": 28,
      "is_spliced": false,
      "price_per_tsubo_real": 62.49082843703183,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 7752,
      "floor_total": 909755,
      "cost_total": 17472631,
      "price_per_tsubo": 63.49055386723898,
      "price_per_sqm": 192058.64216190073,
      "cost_per_unit": 2253.951367389061,
      "floor_per_unit": 117.35745614035088,
      "yoy": 1.3970014474319115,
      "ratio_national": 0.974035614023872,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 63.49055386723897,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 8444,
      "floor_total": 982022,
      "cost_total": 19018817,
      "price_per_tsubo": 64.02322458196456,
      "price_per_sqm": 193669.96869723898,
      "cost_per_unit": 2252.346873519659,
      "floor_per_unit": 116.29819990525817,
      "yoy": 0.8389763236896775,
      "ratio_national": 0.9693786863810953,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 58.89901065498119,
      "deflator": 108.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 7396,
      "floor_total": 847702,
      "cost_total": 17074406,
      "price_per_tsubo": 66.58519221464618,
      "price_per_sqm": 201419.9093549384,
      "cost_per_unit": 2308.6000540832883,
      "floor_per_unit": 114.61627906976744,
      "yoy": 4.001622300985042,
      "ratio_national": 0.9718634256997284,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 57.74951623126295,
      "deflator": 115.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 6490,
      "floor_total": 733306,
      "cost_total": 17012519,
      "price_per_tsubo": 76.69351564696048,
      "price_per_sqm": 231997.54263568006,
      "cost_per_unit": 2621.3434514637906,
      "floor_per_unit": 112.99013867488443,
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      "ratio_national": 0.9346268943811262,
      "rank_in_national": 38,
      "is_spliced": false,
      "price_per_tsubo_real": 66.74805539335115,
      "deflator": 114.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 6483,
      "floor_total": 724662,
      "cost_total": 17874608,
      "price_per_tsubo": 81.54105000720335,
      "price_per_sqm": 246661.3124463543,
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      "is_spliced": true,
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      "deflator": 119.3,
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    },
    {
      "fiscal_year": 2025,
      "units": 5877,
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      "price_per_tsubo": 87.79884741805614,
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    }
  ]
}