{
  "area": {
    "code": "08000",
    "name": "茨城県",
    "slug": "ibaraki"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "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": 251,
    "price_per_tsubo": 109.40486195749367,
    "prev_price_per_tsubo": 105.24337852593298,
    "change_vs_prev": 3.954152261023495,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 1047,
      "floor_total": 139318,
      "cost_total": 2965634,
      "price_per_tsubo": 70.36968102370118,
      "price_per_sqm": 212867.97111643865,
      "cost_per_unit": 2832.506208213945,
      "floor_per_unit": 133.0639923591213,
      "yoy": null,
      "ratio_national": 0.9440783531050037,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 80.14770048257537,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 1152,
      "floor_total": 149998,
      "cost_total": 3225743,
      "price_per_tsubo": 71.0918075705676,
      "price_per_sqm": 215052.40069867598,
      "cost_per_unit": 2800.1241319444443,
      "floor_per_unit": 130.20659722222223,
      "yoy": 1.0261898822920612,
      "ratio_national": 0.933077535259776,
      "rank_in_national": 33,
      "is_spliced": false,
      "price_per_tsubo_real": 78.72846907039602,
      "deflator": 90.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 941,
      "floor_total": 122802,
      "cost_total": 2734138,
      "price_per_tsubo": 73.60210793814433,
      "price_per_sqm": 222646.04810996563,
      "cost_per_unit": 2905.5664187035068,
      "floor_per_unit": 130.50159404888416,
      "yoy": 3.5310684217516153,
      "ratio_national": 0.929555957516705,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 78.63473070314565,
      "deflator": 93.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 959,
      "floor_total": 123085,
      "cost_total": 2799671,
      "price_per_tsubo": 75.19295117268555,
      "price_per_sqm": 227458.3417963196,
      "cost_per_unit": 2919.3649635036495,
      "floor_per_unit": 128.34723670490095,
      "yoy": 2.161409882279708,
      "ratio_national": 0.929117909115045,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 80.50637170523078,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 992,
      "floor_total": 124519,
      "cost_total": 2905624,
      "price_per_tsubo": 77.13989642512388,
      "price_per_sqm": 233347.84249793206,
      "cost_per_unit": 2929.0564516129034,
      "floor_per_unit": 125.52318548387096,
      "yoy": 2.589265645348915,
      "ratio_national": 0.9341632361683962,
      "rank_in_national": 32,
      "is_spliced": false,
      "price_per_tsubo_real": 82.59089553011123,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 1003,
      "floor_total": 125294,
      "cost_total": 2972437,
      "price_per_tsubo": 78.42556315729405,
      "price_per_sqm": 237236.978626271,
      "cost_per_unit": 2963.5463609172484,
      "floor_per_unit": 124.91924227318046,
      "yoy": 1.666668989396558,
      "ratio_national": 0.9272810322086911,
      "rank_in_national": 34,
      "is_spliced": false,
      "price_per_tsubo_real": 82.37979323245173,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 1007,
      "floor_total": 127241,
      "cost_total": 3045597,
      "price_per_tsubo": 79.12625731195133,
      "price_per_sqm": 239356.5753177042,
      "cost_per_unit": 3024.426017874876,
      "floor_per_unit": 126.35650446871897,
      "yoy": 0.8934512248919946,
      "ratio_national": 0.9140593590887837,
      "rank_in_national": 39,
      "is_spliced": false,
      "price_per_tsubo_real": 80.65877401829901,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 964,
      "floor_total": 117049,
      "cost_total": 2946899,
      "price_per_tsubo": 83.22864138275423,
      "price_per_sqm": 251766.26882758504,
      "cost_per_unit": 3056.9491701244815,
      "floor_per_unit": 121.4201244813278,
      "yoy": 5.184605224823735,
      "ratio_national": 0.9279393674793852,
      "rank_in_national": 34,
      "is_spliced": false,
      "price_per_tsubo_real": 83.06251635005412,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 851,
      "floor_total": 103615,
      "cost_total": 2644142,
      "price_per_tsubo": 84.36016196670367,
      "price_per_sqm": 255189.1135453361,
      "cost_per_unit": 3107.0998824911867,
      "floor_per_unit": 121.75675675675676,
      "yoy": 1.35953268628497,
      "ratio_national": 0.9160636453360655,
      "rank_in_national": 35,
      "is_spliced": false,
      "price_per_tsubo_real": 84.36016196670367,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 1032,
      "floor_total": 126073,
      "cost_total": 3274731,
      "price_per_tsubo": 85.86749734273,
      "price_per_sqm": 259748.79633228367,
      "cost_per_unit": 3173.188953488372,
      "floor_per_unit": 122.16375968992249,
      "yoy": 1.786785777653277,
      "ratio_national": 0.9045233071306623,
      "rank_in_national": 39,
      "is_spliced": false,
      "price_per_tsubo_real": 79.28670114748847,
      "deflator": 108.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 936,
      "floor_total": 113293,
      "cost_total": 3092700,
      "price_per_tsubo": 90.24226327310602,
      "price_per_sqm": 272982.44375204114,
      "cost_per_unit": 3304.1666666666665,
      "floor_per_unit": 121.03952991452991,
      "yoy": 5.094786811958252,
      "ratio_national": 0.891694181607916,
      "rank_in_national": 42,
      "is_spliced": false,
      "price_per_tsubo_real": 77.52771758857905,
      "deflator": 116.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 619,
      "floor_total": 72377,
      "cost_total": 2105200,
      "price_per_tsubo": 96.15415267281043,
      "price_per_sqm": 290865.8828080744,
      "cost_per_unit": 3400.9693053311794,
      "floor_per_unit": 116.92568659127625,
      "yoy": 6.551131571038815,
      "ratio_national": 0.8794135369503373,
      "rank_in_national": 45,
      "is_spliced": false,
      "price_per_tsubo_real": 82.18303647248754,
      "deflator": 117,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 616,
      "floor_total": 71331,
      "cost_total": 2130690,
      "price_per_tsubo": 98.74547805442235,
      "price_per_sqm": 298704.63052529754,
      "cost_per_unit": 3458.9123376623374,
      "floor_per_unit": 115.79707792207792,
      "yoy": 2.6949698058591265,
      "ratio_national": 0.8504003752338773,
      "rank_in_national": 46,
      "is_spliced": true,
      "price_per_tsubo_real": 81.33894403164938,
      "deflator": 121.4,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 562,
      "floor_total": 65246,
      "cost_total": 2079220,
      "price_per_tsubo": 105.34691297244275,
      "price_per_sqm": 318673.9416975753,
      "cost_per_unit": 3699.679715302491,
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      "yoy": 6.685303517779428,
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      "deflator": 124.3,
      "deflator_provisional": true
    }
  ]
}