{
  "area": {
    "code": "12000",
    "name": "千葉県",
    "slug": "chiba"
  },
  "structure": {
    "id": "wood",
    "name": "木造"
  },
  "segment": {
    "segment": "all",
    "building_type": "rowhouse",
    "label": "長屋建"
  },
  "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": 1460,
    "price_per_tsubo": 77.47964613259668,
    "prev_price_per_tsubo": 73.07368583257912,
    "change_vs_prev": 6.029475932159983,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 3182,
      "floor_total": 163269,
      "cost_total": 2603672,
      "price_per_tsubo": 52.7178635312276,
      "price_per_sqm": 159471.30196179313,
      "cost_per_unit": 818.250157133878,
      "floor_per_unit": 51.31018227529855,
      "yoy": null,
      "ratio_national": 1.074326418548316,
      "rank_in_national": 7,
      "is_spliced": false,
      "price_per_tsubo_real": 59.97481630401319,
      "deflator": 87.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 3831,
      "floor_total": 203552,
      "cost_total": 3270191,
      "price_per_tsubo": 53.109597085216556,
      "price_per_sqm": 160656.2942147461,
      "cost_per_unit": 853.6128948055338,
      "floor_per_unit": 53.132863482119554,
      "yoy": 0.743075549252703,
      "ratio_national": 1.0419067268034945,
      "rank_in_national": 12,
      "is_spliced": false,
      "price_per_tsubo_real": 58.55523383155078,
      "deflator": 90.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 3936,
      "floor_total": 205786,
      "cost_total": 3423513,
      "price_per_tsubo": 54.996039770781294,
      "price_per_sqm": 166362.7749215204,
      "cost_per_unit": 869.7949695121952,
      "floor_per_unit": 52.28302845528455,
      "yoy": 3.551980788967124,
      "ratio_national": 1.0626817415031091,
      "rank_in_national": 7,
      "is_spliced": false,
      "price_per_tsubo_real": 58.81929387249336,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 4071,
      "floor_total": 212079,
      "cost_total": 3571873,
      "price_per_tsubo": 55.67671501973321,
      "price_per_sqm": 168421.81451251658,
      "cost_per_unit": 877.394497666421,
      "floor_per_unit": 52.095062638172436,
      "yoy": 1.237680479883485,
      "ratio_national": 1.0589924782106568,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 59.547288791158515,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 4536,
      "floor_total": 234397,
      "cost_total": 4044824,
      "price_per_tsubo": 57.04569056327512,
      "price_per_sqm": 172562.9594235421,
      "cost_per_unit": 891.716049382716,
      "floor_per_unit": 51.67482363315697,
      "yoy": 2.4587936681550238,
      "ratio_national": 1.0764877019587415,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 60.75153414619289,
      "deflator": 93.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 4162,
      "floor_total": 216085,
      "cost_total": 3821873,
      "price_per_tsubo": 58.469165118680145,
      "price_per_sqm": 176868.96360228612,
      "cost_per_unit": 918.2779913503124,
      "floor_per_unit": 51.91854877462758,
      "yoy": 2.4953235579225908,
      "ratio_national": 1.0986484907044103,
      "rank_in_national": 5,
      "is_spliced": false,
      "price_per_tsubo_real": 61.352744090955035,
      "deflator": 95.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 3182,
      "floor_total": 166580,
      "cost_total": 2921492,
      "price_per_tsubo": 57.97718236691079,
      "price_per_sqm": 175380.71797334615,
      "cost_per_unit": 918.1307353865493,
      "floor_per_unit": 52.35072281583909,
      "yoy": -0.8414396729810258,
      "ratio_national": 1.0760533524952245,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 59.220819578049834,
      "deflator": 97.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 2837,
      "floor_total": 147106,
      "cost_total": 2419577,
      "price_per_tsubo": 54.37312856600003,
      "price_per_sqm": 164478.4713064049,
      "cost_per_unit": 852.8646457525555,
      "floor_per_unit": 51.85266126189637,
      "yoy": -6.21633141483553,
      "ratio_national": 1.0048535215452985,
      "rank_in_national": 19,
      "is_spliced": false,
      "price_per_tsubo_real": 54.318809756243795,
      "deflator": 100.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 2486,
      "floor_total": 130252,
      "cost_total": 2142234,
      "price_per_tsubo": 54.36980418619292,
      "price_per_sqm": 164468.41507232134,
      "cost_per_unit": 861.7192276749798,
      "floor_per_unit": 52.39420756234915,
      "yoy": -0.006114012371150057,
      "ratio_national": 0.9976069979995648,
      "rank_in_national": 20,
      "is_spliced": false,
      "price_per_tsubo_real": 54.36980418619293,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 2740,
      "floor_total": 140242,
      "cost_total": 2379492,
      "price_per_tsubo": 56.08948003223001,
      "price_per_sqm": 169670.4268336162,
      "cost_per_unit": 868.4277372262774,
      "floor_per_unit": 51.183211678832116,
      "yoy": 3.162924479455431,
      "ratio_national": 1.0347091848294843,
      "rank_in_national": 11,
      "is_spliced": false,
      "price_per_tsubo_real": 50.851749802565735,
      "deflator": 110.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 3029,
      "floor_total": 163145,
      "cost_total": 2791796,
      "price_per_tsubo": 56.56986912770848,
      "price_per_sqm": 171123.60170400565,
      "cost_per_unit": 921.6890062726973,
      "floor_per_unit": 53.861010234400794,
      "yoy": 0.856469154647943,
      "ratio_national": 1.021228601479247,
      "rank_in_national": 14,
      "is_spliced": false,
      "price_per_tsubo_real": 48.47460936393186,
      "deflator": 116.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 2826,
      "floor_total": 153296,
      "cost_total": 3048157,
      "price_per_tsubo": 65.73274533601659,
      "price_per_sqm": 198841.26135058972,
      "cost_per_unit": 1078.6118188251946,
      "floor_per_unit": 54.24486907289455,
      "yoy": 16.197449896202865,
      "ratio_national": 1.0468945182459028,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 57.25848896865558,
      "deflator": 114.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 3349,
      "floor_total": 180323,
      "cost_total": 3883376,
      "price_per_tsubo": 71.19239113723707,
      "price_per_sqm": 215356.66553906046,
      "cost_per_unit": 1159.5628545834577,
      "floor_per_unit": 53.84383398029262,
      "yoy": 8.305823487687203,
      "ratio_national": 1.069459233798111,
      "rank_in_national": 6,
      "is_spliced": true,
      "price_per_tsubo_real": 59.92625516602447,
      "deflator": 118.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 3183,
      "floor_total": 162365,
      "cost_total": 3671174,
      "price_per_tsubo": 74.74597541009453,
      "price_per_sqm": 226106.24210882888,
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      "floor_per_unit": 51.010053408733896,
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      "is_spliced": false,
      "price_per_tsubo_real": 61.11690548658588,
      "deflator": 122.3,
      "deflator_provisional": true
    }
  ]
}