{
  "area": {
    "code": "10000",
    "name": "群馬県",
    "slug": "gunma"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "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": 262,
    "price_per_tsubo": 105.36020949654262,
    "prev_price_per_tsubo": 104.19460115961047,
    "change_vs_prev": 1.1186840046986788,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 1029,
      "floor_total": 51903,
      "cost_total": 869369,
      "price_per_tsubo": 55.37158442691174,
      "price_per_sqm": 167498.79583068416,
      "cost_per_unit": 844.8678328474247,
      "floor_per_unit": 50.440233236151606,
      "yoy": null,
      "ratio_national": 0.9405555428366459,
      "rank_in_national": 22,
      "is_spliced": false,
      "price_per_tsubo_real": 63.06558590764435,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 1194,
      "floor_total": 58106,
      "cost_total": 1030971,
      "price_per_tsubo": 58.654418168347505,
      "price_per_sqm": 177429.35325095514,
      "cost_per_unit": 863.4597989949749,
      "floor_per_unit": 48.664991624790616,
      "yoy": 5.92873361926094,
      "ratio_national": 0.9572392313511582,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 64.8832059384375,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 889,
      "floor_total": 40750,
      "cost_total": 708577,
      "price_per_tsubo": 57.4823744988957,
      "price_per_sqm": 173883.9263803681,
      "cost_per_unit": 797.0494938132733,
      "floor_per_unit": 45.83802024746907,
      "yoy": -1.9982188998752815,
      "ratio_national": 0.874874221435237,
      "rank_in_national": 33,
      "is_spliced": false,
      "price_per_tsubo_real": 61.54429817868918,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 1444,
      "floor_total": 60200,
      "cost_total": 1150509,
      "price_per_tsubo": 63.17842437059801,
      "price_per_sqm": 191114.45182724253,
      "cost_per_unit": 796.7513850415512,
      "floor_per_unit": 41.689750692520775,
      "yoy": 9.909211164914101,
      "ratio_national": 0.9311886816146467,
      "rank_in_national": 22,
      "is_spliced": false,
      "price_per_tsubo_real": 67.78800898132833,
      "deflator": 93.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 1550,
      "floor_total": 66562,
      "cost_total": 1291075,
      "price_per_tsubo": 64.12101235314444,
      "price_per_sqm": 193965.77626874193,
      "cost_per_unit": 832.9516129032259,
      "floor_per_unit": 42.943225806451615,
      "yoy": 1.491946011532841,
      "ratio_national": 0.9327904010469867,
      "rank_in_national": 24,
      "is_spliced": false,
      "price_per_tsubo_real": 68.57862283758763,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 1741,
      "floor_total": 77665,
      "cost_total": 1540252,
      "price_per_tsubo": 65.56041536187472,
      "price_per_sqm": 198319.9639477242,
      "cost_per_unit": 884.6938541068351,
      "floor_per_unit": 44.609419873635844,
      "yoy": 2.2448226500274338,
      "ratio_national": 0.944838922073491,
      "rank_in_national": 26,
      "is_spliced": false,
      "price_per_tsubo_real": 68.86598252297765,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 1309,
      "floor_total": 63222,
      "cost_total": 1215633,
      "price_per_tsubo": 63.56375019882319,
      "price_per_sqm": 192280.06073835058,
      "cost_per_unit": 928.6730328495034,
      "floor_per_unit": 48.29793735676088,
      "yoy": -3.0455346446945253,
      "ratio_national": 0.8839924975296991,
      "rank_in_national": 36,
      "is_spliced": false,
      "price_per_tsubo_real": 64.79485239431519,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 872,
      "floor_total": 44174,
      "cost_total": 874196,
      "price_per_tsubo": 65.42102582605152,
      "price_per_sqm": 197898.3112237968,
      "cost_per_unit": 1002.5183486238532,
      "floor_per_unit": 50.658256880733944,
      "yoy": 2.9219100846298307,
      "ratio_national": 0.8768820272077276,
      "rank_in_national": 32,
      "is_spliced": false,
      "price_per_tsubo_real": 65.29044493617916,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 621,
      "floor_total": 27832,
      "cost_total": 568194,
      "price_per_tsubo": 67.48814469890773,
      "price_per_sqm": 204151.33659097442,
      "cost_per_unit": 914.9661835748792,
      "floor_per_unit": 44.81803542673108,
      "yoy": 3.159716385910083,
      "ratio_national": 0.8810126395709588,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 67.48814469890773,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 814,
      "floor_total": 33849,
      "cost_total": 802293,
      "price_per_tsubo": 78.3542254267482,
      "price_per_sqm": 237021.1823096694,
      "cost_per_unit": 985.6179361179361,
      "floor_per_unit": 41.58353808353808,
      "yoy": 16.100725210803326,
      "ratio_national": 0.9921634224446744,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 72.08300407244545,
      "deflator": 108.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 1153,
      "floor_total": 54712,
      "cost_total": 1452909,
      "price_per_tsubo": 87.78717727573475,
      "price_per_sqm": 265555.8195642638,
      "cost_per_unit": 1260.1118820468344,
      "floor_per_unit": 47.451864700780575,
      "yoy": 12.038855336276955,
      "ratio_national": 1.0493456979552764,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 76.13805487921488,
      "deflator": 115.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 750,
      "floor_total": 34854,
      "cost_total": 1017016,
      "price_per_tsubo": 96.4607024341539,
      "price_per_sqm": 291793.1944683537,
      "cost_per_unit": 1356.0213333333334,
      "floor_per_unit": 46.472,
      "yoy": 9.880173195654862,
      "ratio_national": 1.0602273920316776,
      "rank_in_national": 5,
      "is_spliced": false,
      "price_per_tsubo_real": 83.95187331083889,
      "deflator": 114.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 868,
      "floor_total": 40345,
      "cost_total": 1276830,
      "price_per_tsubo": 104.62094053042509,
      "price_per_sqm": 316477.8782996654,
      "cost_per_unit": 1471.0023041474653,
      "floor_per_unit": 46.48041474654378,
      "yoy": 8.45965029317668,
      "ratio_national": 1.060987934713423,
      "rank_in_national": 5,
      "is_spliced": true,
      "price_per_tsubo_real": 87.69567521410318,
      "deflator": 119.3,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 696,
      "floor_total": 31642,
      "cost_total": 989850,
      "price_per_tsubo": 103.41433005182985,
      "price_per_sqm": 312827.886985652,
      "cost_per_unit": 1422.198275862069,
      "floor_per_unit": 45.46264367816092,
      "yoy": -1.1533164130218654,
      "ratio_national": 0.9710156946416764,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 84.35100330491832,
      "deflator": 122.6,
      "deflator_provisional": true
    }
  ]
}