{
  "area": {
    "code": "10000",
    "name": "群馬県",
    "slug": "gunma"
  },
  "structure": {
    "id": "wood",
    "name": "木造"
  },
  "segment": {
    "segment": "rental",
    "building_type": "apartment",
    "label": "貸家・共同住宅"
  },
  "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": 48,
    "price_per_tsubo": 76.46044897959183,
    "prev_price_per_tsubo": 57.623072173006776,
    "change_vs_prev": 32.69068464456035,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 140,
      "floor_total": 5892,
      "cost_total": 81980,
      "price_per_tsubo": 45.996039409368635,
      "price_per_sqm": 139137.81398506448,
      "cost_per_unit": 585.5714285714286,
      "floor_per_unit": 42.08571428571429,
      "yoy": null,
      "ratio_national": 0.9061789834067263,
      "rank_in_national": 32,
      "is_spliced": false,
      "price_per_tsubo_real": 52.32768988551608,
      "deflator": 87.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 236,
      "floor_total": 9482,
      "cost_total": 135890,
      "price_per_tsubo": 47.37648208183927,
      "price_per_sqm": 143313.6469099346,
      "cost_per_unit": 575.8050847457627,
      "floor_per_unit": 40.17796610169491,
      "yoy": 3.001220735952015,
      "ratio_national": 0.9054376375096826,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 52.23426910897384,
      "deflator": 90.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 195,
      "floor_total": 7912,
      "cost_total": 111560,
      "price_per_tsubo": 46.61197325581396,
      "price_per_sqm": 141001.0111223458,
      "cost_per_unit": 572.1025641025641,
      "floor_per_unit": 40.57435897435897,
      "yoy": -1.6136884640456928,
      "ratio_national": 0.868832352560475,
      "rank_in_national": 35,
      "is_spliced": false,
      "price_per_tsubo_real": 49.85237781370477,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 286,
      "floor_total": 10715,
      "cost_total": 164579,
      "price_per_tsubo": 50.77588543257116,
      "price_per_sqm": 153596.8268782081,
      "cost_per_unit": 575.451048951049,
      "floor_per_unit": 37.46503496503497,
      "yoy": 8.933138603476376,
      "ratio_national": 0.9336502672024328,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 54.30575982093172,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 419,
      "floor_total": 15913,
      "cost_total": 245932,
      "price_per_tsubo": 51.09027501288255,
      "price_per_sqm": 154547.85395588513,
      "cost_per_unit": 586.9498806682577,
      "floor_per_unit": 37.97852028639618,
      "yoy": 0.619171044745026,
      "ratio_national": 0.9346719879248176,
      "rank_in_national": 25,
      "is_spliced": false,
      "price_per_tsubo_real": 54.409238565370124,
      "deflator": 93.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 479,
      "floor_total": 17205,
      "cost_total": 279793,
      "price_per_tsubo": 53.75977340714909,
      "price_per_sqm": 162623.07468759082,
      "cost_per_unit": 584.1189979123174,
      "floor_per_unit": 35.91858037578288,
      "yoy": 5.225061704195988,
      "ratio_national": 0.9711463849400053,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 56.41109486584375,
      "deflator": 95.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 265,
      "floor_total": 10341,
      "cost_total": 171474,
      "price_per_tsubo": 54.81646208877285,
      "price_per_sqm": 165819.55323469682,
      "cost_per_unit": 647.0716981132075,
      "floor_per_unit": 39.02264150943396,
      "yoy": 1.9655750287876694,
      "ratio_national": 0.9804132046843599,
      "rank_in_national": 28,
      "is_spliced": false,
      "price_per_tsubo_real": 55.9923003971122,
      "deflator": 97.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 242,
      "floor_total": 9560,
      "cost_total": 177160,
      "price_per_tsubo": 61.260853179916325,
      "price_per_sqm": 185313.80753138076,
      "cost_per_unit": 732.0661157024794,
      "floor_per_unit": 39.50413223140496,
      "yoy": 11.756306126993499,
      "ratio_national": 1.1033482293214338,
      "rank_in_national": 7,
      "is_spliced": false,
      "price_per_tsubo_real": 61.19965352638994,
      "deflator": 100.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 159,
      "floor_total": 6087,
      "cost_total": 107760,
      "price_per_tsubo": 58.52339911286349,
      "price_per_sqm": 177033.02119270575,
      "cost_per_unit": 677.7358490566038,
      "floor_per_unit": 38.283018867924525,
      "yoy": -4.468520963972278,
      "ratio_national": 1.038975713109192,
      "rank_in_national": 11,
      "is_spliced": false,
      "price_per_tsubo_real": 58.52339911286349,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 88,
      "floor_total": 3217,
      "cost_total": 54890,
      "price_per_tsubo": 56.40497764998446,
      "price_per_sqm": 170624.80571961455,
      "cost_per_unit": 623.75,
      "floor_per_unit": 36.55681818181818,
      "yoy": -3.61978541060749,
      "ratio_national": 1.0046453403510796,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 51.13778572074747,
      "deflator": 110.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 171,
      "floor_total": 5960,
      "cost_total": 115554,
      "price_per_tsubo": 64.09349960738255,
      "price_per_sqm": 193882.55033557047,
      "cost_per_unit": 675.7543859649123,
      "floor_per_unit": 34.853801169590646,
      "yoy": 13.63092811614688,
      "ratio_national": 1.1026698406874198,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 54.92159349390108,
      "deflator": 116.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 132,
      "floor_total": 4855,
      "cost_total": 101343,
      "price_per_tsubo": 69.00487661585994,
      "price_per_sqm": 208739.4438722966,
      "cost_per_unit": 767.75,
      "floor_per_unit": 36.78030303030303,
      "yoy": 7.6628317045613015,
      "ratio_national": 1.0427518782091503,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 60.10877753994769,
      "deflator": 114.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 250,
      "floor_total": 9703,
      "cost_total": 209951,
      "price_per_tsubo": 71.52982750592601,
      "price_per_sqm": 216377.40904874782,
      "cost_per_unit": 839.804,
      "floor_per_unit": 38.812,
      "yoy": 3.659090507649343,
      "ratio_national": 1.0191638498135525,
      "rank_in_national": 15,
      "is_spliced": true,
      "price_per_tsubo_real": 60.210292513405726,
      "deflator": 118.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 186,
      "floor_total": 7666,
      "cost_total": 160183,
      "price_per_tsubo": 69.07531431907123,
      "price_per_sqm": 208952.517610227,
      "cost_per_unit": 861.1989247311828,
      "floor_per_unit": 41.215053763440864,
      "yoy": -3.431454083475083,
      "ratio_national": 0.939718163138248,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 56.48022430014,
      "deflator": 122.3,
      "deflator_provisional": true
    }
  ]
}