{
  "area": {
    "code": "10000",
    "name": "群馬県",
    "slug": "gunma"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "segment": {
    "segment": "company",
    "building_type": "all",
    "label": "給与住宅"
  },
  "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": 41,
    "price_per_tsubo": 79.73707426031534,
    "prev_price_per_tsubo": 113.42837435078178,
    "change_vs_prev": -29.702709117803934,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2013,
      "units": 13,
      "floor_total": 1484,
      "cost_total": 28941,
      "price_per_tsubo": 64.4695878638814,
      "price_per_sqm": 195020.21563342318,
      "cost_per_unit": 2226.230769230769,
      "floor_per_unit": 114.15384615384616,
      "yoy": null,
      "ratio_national": 0.9748143307110495,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 71.31591577862987,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 13,
      "floor_total": 1312,
      "cost_total": 23922,
      "price_per_tsubo": 60.27523504573171,
      "price_per_sqm": 182332.31707317074,
      "cost_per_unit": 1840.1538461538462,
      "floor_per_unit": 100.92307692307692,
      "yoy": null,
      "ratio_national": 0.7627036822455169,
      "rank_in_national": 30,
      "is_spliced": false,
      "price_per_tsubo_real": 64.67299897610698,
      "deflator": 93.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 28,
      "floor_total": 1970,
      "cost_total": 35966,
      "price_per_tsubo": 60.35332139086295,
      "price_per_sqm": 182568.52791878174,
      "cost_per_unit": 1284.5,
      "floor_per_unit": 70.35714285714286,
      "yoy": null,
      "ratio_national": 0.7945059400965792,
      "rank_in_national": 28,
      "is_spliced": false,
      "price_per_tsubo_real": 63.39634599880563,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 50,
      "floor_total": 4264,
      "cost_total": 95759,
      "price_per_tsubo": 74.23994948639775,
      "price_per_sqm": 224575.51594746715,
      "cost_per_unit": 1915.18,
      "floor_per_unit": 85.28,
      "yoy": 23.008887954320812,
      "ratio_national": 0.9398832589317851,
      "rank_in_national": 17,
      "is_spliced": false,
      "price_per_tsubo_real": 75.67782822262768,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 83,
      "floor_total": 4264,
      "cost_total": 111837,
      "price_per_tsubo": 86.70488654549717,
      "price_per_sqm": 262281.894934334,
      "cost_per_unit": 1347.433734939759,
      "floor_per_unit": 51.373493975903614,
      "yoy": 16.790066730020147,
      "ratio_national": 0.9256002811095324,
      "rank_in_national": 11,
      "is_spliced": false,
      "price_per_tsubo_real": 86.53182289969777,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 13,
      "floor_total": 1400,
      "cost_total": 27021,
      "price_per_tsubo": 63.80410827857143,
      "price_per_sqm": 193007.14285714287,
      "cost_per_unit": 2078.5384615384614,
      "floor_per_unit": 107.6923076923077,
      "yoy": null,
      "ratio_national": 0.7645846805570384,
      "rank_in_national": 32,
      "is_spliced": false,
      "price_per_tsubo_real": 58.69743171901695,
      "deflator": 108.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 33,
      "floor_total": 2523,
      "cost_total": 55419,
      "price_per_tsubo": 72.61338724137931,
      "price_per_sqm": 219655.1724137931,
      "cost_per_unit": 1679.3636363636363,
      "floor_per_unit": 76.45454545454545,
      "yoy": 13.806758217427317,
      "ratio_national": 0.7925158933070376,
      "rank_in_national": 29,
      "is_spliced": false,
      "price_per_tsubo_real": 62.97778598558483,
      "deflator": 115.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 40,
      "floor_total": 3322,
      "cost_total": 75131,
      "price_per_tsubo": 74.76439147802529,
      "price_per_sqm": 226161.9506321493,
      "cost_per_unit": 1878.275,
      "floor_per_unit": 83.05,
      "yoy": 2.9622695185609116,
      "ratio_national": 0.6983918997435097,
      "rank_in_national": 37,
      "is_spliced": false,
      "price_per_tsubo_real": 65.06909615145804,
      "deflator": 114.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 151,
      "floor_total": 5959,
      "cost_total": 178658,
      "price_per_tsubo": 99.11156734687027,
      "price_per_sqm": 299812.0490015103,
      "cost_per_unit": 1183.1655629139073,
      "floor_per_unit": 39.4635761589404,
      "yoy": 32.56520301646686,
      "ratio_national": 0.8366921867991427,
      "rank_in_national": 27,
      "is_spliced": true,
      "price_per_tsubo_real": 83.07759207616955,
      "deflator": 119.3,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 47,
      "floor_total": 2947,
      "cost_total": 110054,
      "price_per_tsubo": 123.45280375296912,
      "price_per_sqm": 373444.1805225653,
      "cost_per_unit": 2341.574468085106,
      "floor_per_unit": 62.702127659574465,
      "yoy": 24.559430405241688,
      "ratio_national": 0.9903497130894511,
      "rank_in_national": 11,
      "is_spliced": false,
      "price_per_tsubo_real": 100.69559849344954,
      "deflator": 122.6,
      "deflator_provisional": true
    }
  ]
}