{
  "area": {
    "code": "12000",
    "name": "千葉県",
    "slug": "chiba"
  },
  "structure": {
    "id": "wood",
    "name": "木造"
  },
  "segment": {
    "segment": "company",
    "building_type": "rowhouse",
    "label": "給与住宅・長屋建"
  },
  "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": 2016,
      "units": 16,
      "floor_total": 1058,
      "cost_total": 18650,
      "price_per_tsubo": 58.27314130434783,
      "price_per_sqm": 176275.99243856332,
      "cost_per_unit": 1165.625,
      "floor_per_unit": 66.125,
      "yoy": null,
      "ratio_national": 1.1116839006525001,
      "rank_in_national": 2,
      "is_spliced": false,
      "price_per_tsubo_real": 62.05872343381025,
      "deflator": 93.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 25,
      "floor_total": 978,
      "cost_total": 20351,
      "price_per_tsubo": 68.78950131901841,
      "price_per_sqm": 208087.9345603272,
      "cost_per_unit": 814.04,
      "floor_per_unit": 39.12,
      "yoy": 18.046667434223163,
      "ratio_national": 1.3609134161913468,
      "rank_in_national": 1,
      "is_spliced": false,
      "price_per_tsubo_real": 72.18205804723863,
      "deflator": 95.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 11,
      "floor_total": 463,
      "cost_total": 6600,
      "price_per_tsubo": 47.12357235421166,
      "price_per_sqm": 142548.596112311,
      "cost_per_unit": 600,
      "floor_per_unit": 42.09090909090909,
      "yoy": -31.495982016687062,
      "ratio_national": 0.8371691854049477,
      "rank_in_national": 7,
      "is_spliced": false,
      "price_per_tsubo_real": 48.13439464168708,
      "deflator": 97.9,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "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": 100.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 11,
      "floor_total": 243,
      "cost_total": 4650,
      "price_per_tsubo": 63.25894444444445,
      "price_per_sqm": 191358.02469135803,
      "cost_per_unit": 422.72727272727275,
      "floor_per_unit": 22.09090909090909,
      "yoy": null,
      "ratio_national": 1.0350257532111626,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 63.25894444444445,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 14,
      "floor_total": 814,
      "cost_total": 12500,
      "price_per_tsubo": 50.76458845208845,
      "price_per_sqm": 153562.65356265358,
      "cost_per_unit": 892.8571428571429,
      "floor_per_unit": 58.142857142857146,
      "yoy": null,
      "ratio_national": 0.856061377287072,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 43.50007579442026,
      "deflator": 116.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 12,
      "floor_total": 610,
      "cost_total": 11000,
      "price_per_tsubo": 59.61260655737705,
      "price_per_sqm": 180327.868852459,
      "cost_per_unit": 916.6666666666666,
      "floor_per_unit": 50.833333333333336,
      "yoy": 17.429508196721333,
      "ratio_national": 0.7612641034252465,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 51.92735762837722,
      "deflator": 114.8,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 13,
      "floor_total": 488,
      "cost_total": 13827,
      "price_per_tsubo": 93.6663080532787,
      "price_per_sqm": 283340.1639344262,
      "cost_per_unit": 1063.6153846153845,
      "floor_per_unit": 37.53846153846154,
      "yoy": 57.12500000000003,
      "ratio_national": 1.1898589905591044,
      "rank_in_national": 2,
      "is_spliced": true,
      "price_per_tsubo_real": 78.84369364754099,
      "deflator": 118.8,
      "deflator_provisional": true
    }
  ]
}