{
  "area": {
    "code": "12000",
    "name": "千葉県",
    "slug": "chiba"
  },
  "structure": {
    "id": "other",
    "name": "その他"
  },
  "segment": {
    "segment": "rental",
    "building_type": "all",
    "label": "貸家"
  },
  "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": 17,
      "floor_total": 925,
      "cost_total": 12660,
      "price_per_tsubo": 45.244650162162166,
      "price_per_sqm": 136864.86486486485,
      "cost_per_unit": 744.7058823529412,
      "floor_per_unit": 54.411764705882355,
      "yoy": null,
      "ratio_national": 0.7840971041650833,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 52.36649324324324,
      "deflator": 86.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "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": 88.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "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": 91.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 56,
      "floor_total": 2112,
      "cost_total": 42521,
      "price_per_tsubo": 66.55563285511363,
      "price_per_sqm": 201330.49242424243,
      "cost_per_unit": 759.3035714285714,
      "floor_per_unit": 37.714285714285715,
      "yoy": null,
      "ratio_national": 1.192648757452791,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 71.87433353683977,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "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": 94.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "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": 98.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "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": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 25,
      "floor_total": 1409,
      "cost_total": 25060,
      "price_per_tsubo": 58.79566884315118,
      "price_per_sqm": 177856.63591199432,
      "cost_per_unit": 1002.4,
      "floor_per_unit": 56.36,
      "yoy": null,
      "ratio_national": 0.9194350964221435,
      "rank_in_national": 4,
      "is_spliced": false,
      "price_per_tsubo_real": 55.67771670752953,
      "deflator": 105.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 21,
      "floor_total": 871,
      "cost_total": 23000,
      "price_per_tsubo": 87.29411021814008,
      "price_per_sqm": 264064.2939150402,
      "cost_per_unit": 1095.2380952380952,
      "floor_per_unit": 41.476190476190474,
      "yoy": 48.47030731296553,
      "ratio_national": 1.4306499175633063,
      "rank_in_national": 1,
      "is_spliced": false,
      "price_per_tsubo_real": 78.71425628326428,
      "deflator": 110.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "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": 113.1,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 10,
      "floor_total": 507,
      "cost_total": 15500,
      "price_per_tsubo": 101.06458579881657,
      "price_per_sqm": 305719.9211045365,
      "cost_per_unit": 1550,
      "floor_per_unit": 50.7,
      "yoy": null,
      "ratio_national": 1.1954180935298775,
      "rank_in_national": 1,
      "is_spliced": true,
      "price_per_tsubo_real": 84.64370669917635,
      "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
    }
  ]
}