{
  "area": {
    "code": "10000",
    "name": "群馬県",
    "slug": "gunma"
  },
  "structure": {
    "id": "rc",
    "name": "鉄筋コンクリート造"
  },
  "segment": {
    "segment": "all",
    "building_type": "all",
    "label": "新築住宅すべて"
  },
  "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": null,
  "years": [
    {
      "fiscal_year": 2012,
      "units": 305,
      "floor_total": 21331,
      "cost_total": 374050,
      "price_per_tsubo": 57.968719211476255,
      "price_per_sqm": 175355.11696591816,
      "cost_per_unit": 1226.3934426229507,
      "floor_per_unit": 69.9377049180328,
      "yoy": null,
      "ratio_national": 0.9700071083198066,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 66.40174021933134,
      "deflator": 87.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 603,
      "floor_total": 51377,
      "cost_total": 1023620,
      "price_per_tsubo": 65.8635724117796,
      "price_per_sqm": 199237.01267103956,
      "cost_per_unit": 1697.5456053067994,
      "floor_per_unit": 85.20232172470979,
      "yoy": 13.619161002164027,
      "ratio_national": 1.0422719509463816,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 73.42650213130389,
      "deflator": 89.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 120,
      "floor_total": 11381,
      "cost_total": 211843,
      "price_per_tsubo": 61.533122833670156,
      "price_per_sqm": 186137.42201915474,
      "cost_per_unit": 1765.3583333333333,
      "floor_per_unit": 94.84166666666667,
      "yoy": -6.574878069223811,
      "ratio_national": 0.8737900328171464,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 66.45045662383386,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 206,
      "floor_total": 14932,
      "cost_total": 328728,
      "price_per_tsubo": 72.77697127779267,
      "price_per_sqm": 220150.01339405304,
      "cost_per_unit": 1595.7669902912621,
      "floor_per_unit": 72.48543689320388,
      "yoy": 18.27283896270908,
      "ratio_national": 0.9480077200066963,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 78.84828957507331,
      "deflator": 92.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 78,
      "floor_total": 3927,
      "cost_total": 85000,
      "price_per_tsubo": 71.55389610389611,
      "price_per_sqm": 216450.21645021645,
      "cost_per_unit": 1089.7435897435898,
      "floor_per_unit": 50.34615384615385,
      "yoy": -1.6805799312917702,
      "ratio_national": 0.9091750000298015,
      "rank_in_national": 17,
      "is_spliced": false,
      "price_per_tsubo_real": 77.43928149772306,
      "deflator": 92.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 227,
      "floor_total": 14949,
      "cost_total": 297100,
      "price_per_tsubo": 65.70006080674293,
      "price_per_sqm": 198742.39079537094,
      "cost_per_unit": 1308.8105726872247,
      "floor_per_unit": 65.8546255506608,
      "yoy": -8.181015452538631,
      "ratio_national": 0.8318808574110629,
      "rank_in_national": 31,
      "is_spliced": false,
      "price_per_tsubo_real": 69.45038140247667,
      "deflator": 94.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 179,
      "floor_total": 9801,
      "cost_total": 220500,
      "price_per_tsubo": 74.37268595041323,
      "price_per_sqm": 224977.04315886134,
      "cost_per_unit": 1231.8435754189943,
      "floor_per_unit": 54.754189944134076,
      "yoy": 13.200330467243981,
      "ratio_national": 0.9186162065757506,
      "rank_in_national": 19,
      "is_spliced": false,
      "price_per_tsubo_real": 75.8904958677686,
      "deflator": 98,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 103,
      "floor_total": 9509,
      "cost_total": 235200,
      "price_per_tsubo": 81.76693742770007,
      "price_per_sqm": 247344.6208854769,
      "cost_per_unit": 2283.4951456310678,
      "floor_per_unit": 92.32038834951456,
      "yoy": 9.94216005889157,
      "ratio_national": 0.9775391933345033,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 81.60372996776454,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 69,
      "floor_total": 6008,
      "cost_total": 181000,
      "price_per_tsubo": 99.5918758322237,
      "price_per_sqm": 301264.98002663115,
      "cost_per_unit": 2623.1884057971015,
      "floor_per_unit": 87.07246376811594,
      "yoy": 21.79968941637909,
      "ratio_national": 1.1621640310983,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 99.5918758322237,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 323,
      "floor_total": 23608,
      "cost_total": 597411,
      "price_per_tsubo": 83.65449464969501,
      "price_per_sqm": 253054.47305997967,
      "cost_per_unit": 1849.5696594427245,
      "floor_per_unit": 73.08978328173374,
      "yoy": -16.00269203622333,
      "ratio_national": 0.9570362702182973,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 79.51948160617395,
      "deflator": 105.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 569,
      "floor_total": 43658,
      "cost_total": 1133659,
      "price_per_tsubo": 85.84082151289569,
      "price_per_sqm": 259668.1020660589,
      "cost_per_unit": 1992.3708260105448,
      "floor_per_unit": 76.72759226713532,
      "yoy": 2.613519897951644,
      "ratio_national": 0.9374260679566792,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 76.84943734368458,
      "deflator": 111.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 300,
      "floor_total": 25270,
      "cost_total": 729633,
      "price_per_tsubo": 95.44968243252869,
      "price_per_sqm": 288734.8634744757,
      "cost_per_unit": 2432.11,
      "floor_per_unit": 84.23333333333333,
      "yoy": 11.19381286232155,
      "ratio_national": 0.9528515656484786,
      "rank_in_national": 17,
      "is_spliced": false,
      "price_per_tsubo_real": 83.80130152109629,
      "deflator": 113.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 468,
      "floor_total": 35210,
      "cost_total": 733634,
      "price_per_tsubo": 68.8792939750071,
      "price_per_sqm": 208359.55694404998,
      "cost_per_unit": 1567.594017094017,
      "floor_per_unit": 75.23504273504274,
      "yoy": -27.837063236227756,
      "ratio_national": 0.5954126361644579,
      "rank_in_national": 46,
      "is_spliced": true,
      "price_per_tsubo_real": 57.93044068545593,
      "deflator": 118.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 34,
      "floor_total": 1968,
      "cost_total": 52334,
      "price_per_tsubo": 87.90915338414635,
      "price_per_sqm": 265924.7967479675,
      "cost_per_unit": 1539.235294117647,
      "floor_per_unit": 57.88235294117647,
      "yoy": 27.62783749793407,
      "ratio_national": 0.6906997272841336,
      "rank_in_national": 39,
      "is_spliced": false,
      "price_per_tsubo_real": 71.99766861928448,
      "deflator": 122.1,
      "deflator_provisional": true
    }
  ]
}