{
  "area": {
    "code": "12000",
    "name": "千葉県",
    "slug": "chiba"
  },
  "structure": {
    "id": "rc",
    "name": "鉄筋コンクリート造"
  },
  "segment": {
    "segment": "all",
    "building_type": "rowhouse",
    "label": "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": 2012,
      "units": 13,
      "floor_total": 1108,
      "cost_total": 57900,
      "price_per_tsubo": 172.74841245487363,
      "price_per_sqm": 522563.17689530685,
      "cost_per_unit": 4453.846153846154,
      "floor_per_unit": 85.23076923076923,
      "yoy": null,
      "ratio_national": 2.549325056795829,
      "rank_in_national": 1,
      "is_spliced": false,
      "price_per_tsubo_real": 197.8790520674383,
      "deflator": 87.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 15,
      "floor_total": 1377,
      "cost_total": 77256,
      "price_per_tsubo": 185.46994352941175,
      "price_per_sqm": 561045.751633987,
      "cost_per_unit": 5150.4,
      "floor_per_unit": 91.8,
      "yoy": 7.364195649474525,
      "ratio_national": 2.674737883500601,
      "rank_in_national": 1,
      "is_spliced": false,
      "price_per_tsubo_real": 206.7669381598793,
      "deflator": 89.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 10,
      "floor_total": 1490,
      "cost_total": 27000,
      "price_per_tsubo": 59.90357718120806,
      "price_per_sqm": 181208.05369127516,
      "cost_per_unit": 2700,
      "floor_per_unit": 149,
      "yoy": -67.70173320740318,
      "ratio_national": 0.859584732789288,
      "rank_in_national": 7,
      "is_spliced": false,
      "price_per_tsubo_real": 64.69068810065666,
      "deflator": 92.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "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": 92.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 14,
      "floor_total": 534,
      "cost_total": 6758,
      "price_per_tsubo": 41.83619629213483,
      "price_per_sqm": 126554.30711610487,
      "cost_per_unit": 482.7142857142857,
      "floor_per_unit": 38.142857142857146,
      "yoy": null,
      "ratio_national": 0.48090635053675923,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 42.68999621646411,
      "deflator": 98,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 12,
      "floor_total": 826,
      "cost_total": 21600,
      "price_per_tsubo": 86.44680871670703,
      "price_per_sqm": 261501.21065375302,
      "cost_per_unit": 1800,
      "floor_per_unit": 68.83333333333333,
      "yoy": 106.6316165864222,
      "ratio_national": 0.9148699232379068,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 86.27426019631439,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "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": 105.2,
      "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": 113.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "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": true,
      "price_per_tsubo_real": null,
      "deflator": 118.9,
      "deflator_provisional": true
    }
  ]
}