{
  "area": {
    "code": "12000",
    "name": "千葉県",
    "slug": "chiba"
  },
  "structure": {
    "id": "other",
    "name": "その他"
  },
  "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": 67,
      "floor_total": 6830,
      "cost_total": 128808,
      "price_per_tsubo": 62.34439214055637,
      "price_per_sqm": 188591.50805270864,
      "cost_per_unit": 1922.5074626865671,
      "floor_per_unit": 101.94029850746269,
      "yoy": null,
      "ratio_national": 1.0831379838363762,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 72.1578612737921,
      "deflator": 86.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 11,
      "floor_total": 1273,
      "cost_total": 22301,
      "price_per_tsubo": 57.912350974076986,
      "price_per_sqm": 175184.603299293,
      "cost_per_unit": 2027.3636363636363,
      "floor_per_unit": 115.72727272727273,
      "yoy": null,
      "ratio_national": 1.0590578881528054,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 63.22309058305349,
      "deflator": 91.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 139,
      "floor_total": 11691,
      "cost_total": 235512,
      "price_per_tsubo": 66.59423612009239,
      "price_per_sqm": 201447.26712856043,
      "cost_per_unit": 1694.3309352517986,
      "floor_per_unit": 84.10791366906474,
      "yoy": 14.991422382250775,
      "ratio_national": 1.159962964977428,
      "rank_in_national": 1,
      "is_spliced": false,
      "price_per_tsubo_real": 71.91602172796155,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 36,
      "floor_total": 4412,
      "cost_total": 101783,
      "price_per_tsubo": 76.26319663871261,
      "price_per_sqm": 230695.82955575702,
      "cost_per_unit": 2827.3055555555557,
      "floor_per_unit": 122.55555555555556,
      "yoy": 14.519215298428767,
      "ratio_national": 1.2906946240433677,
      "rank_in_national": 1,
      "is_spliced": false,
      "price_per_tsubo_real": 82.18016879171618,
      "deflator": 92.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 38,
      "floor_total": 1770,
      "cost_total": 34515,
      "price_per_tsubo": 64.462905,
      "price_per_sqm": 195000,
      "cost_per_unit": 908.2894736842105,
      "floor_per_unit": 46.578947368421055,
      "yoy": null,
      "ratio_national": 1.0597031676668165,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 65.64450610997964,
      "deflator": 98.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 14,
      "floor_total": 1348,
      "cost_total": 25940,
      "price_per_tsubo": 63.61438620178042,
      "price_per_sqm": 192433.234421365,
      "cost_per_unit": 1852.857142857143,
      "floor_per_unit": 96.28571428571429,
      "yoy": -1.3162900403256517,
      "ratio_national": 0.9514999431894646,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 63.487411379022376,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 11,
      "floor_total": 1191,
      "cost_total": 25075,
      "price_per_tsubo": 69.59923110831234,
      "price_per_sqm": 210537.36356003358,
      "cost_per_unit": 2279.5454545454545,
      "floor_per_unit": 108.27272727272727,
      "yoy": 9.408005427496246,
      "ratio_national": 1.0457741148338522,
      "rank_in_national": 4,
      "is_spliced": false,
      "price_per_tsubo_real": 69.59923110831234,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 36,
      "floor_total": 2626,
      "cost_total": 49617,
      "price_per_tsubo": 62.461303286367105,
      "price_per_sqm": 188945.16374714393,
      "cost_per_unit": 1378.25,
      "floor_per_unit": 72.94444444444444,
      "yoy": -10.255756720698518,
      "ratio_national": 1.0449395752727453,
      "rank_in_national": 5,
      "is_spliced": false,
      "price_per_tsubo_real": 59.148961445423396,
      "deflator": 105.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 26,
      "floor_total": 1373,
      "cost_total": 33992,
      "price_per_tsubo": 81.84298155863074,
      "price_per_sqm": 247574.65404224326,
      "cost_per_unit": 1307.3846153846155,
      "floor_per_unit": 52.80769230769231,
      "yoy": 31.02989731643,
      "ratio_national": 1.3570405443091644,
      "rank_in_national": 2,
      "is_spliced": false,
      "price_per_tsubo_real": 73.79890131526668,
      "deflator": 110.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2024,
      "units": 14,
      "floor_total": 768,
      "cost_total": 24101,
      "price_per_tsubo": 103.7406833203125,
      "price_per_sqm": 313815.1041666667,
      "cost_per_unit": 1721.5,
      "floor_per_unit": 54.857142857142854,
      "yoy": null,
      "ratio_national": 1.0933069867504444,
      "rank_in_national": 4,
      "is_spliced": true,
      "price_per_tsubo_real": 86.88499440562185,
      "deflator": 119.4,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 0,
      "floor_total": 0,
      "cost_total": 0,
      "price_per_tsubo": null,
      "price_per_sqm": null,
      "cost_per_unit": null,
      "floor_per_unit": null,
      "yoy": null,
      "ratio_national": null,
      "rank_in_national": null,
      "is_spliced": false,
      "price_per_tsubo_real": null,
      "deflator": 123.4,
      "deflator_provisional": true
    }
  ]
}