{
  "area": {
    "code": "12000",
    "name": "千葉県",
    "slug": "chiba"
  },
  "structure": {
    "id": "rc",
    "name": "鉄筋コンクリート造"
  },
  "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": null,
  "years": [
    {
      "fiscal_year": 2012,
      "units": 273,
      "floor_total": 14105,
      "cost_total": 353500,
      "price_per_tsubo": 82.84982382133995,
      "price_per_sqm": 250620.34739454094,
      "cost_per_unit": 1294.871794871795,
      "floor_per_unit": 51.666666666666664,
      "yoy": null,
      "ratio_national": 1.2478479582957922,
      "rank_in_national": 4,
      "is_spliced": false,
      "price_per_tsubo_real": 94.90243278504003,
      "deflator": 87.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 167,
      "floor_total": 17892,
      "cost_total": 279600,
      "price_per_tsubo": 51.659897384305836,
      "price_per_sqm": 156270.9590878605,
      "cost_per_unit": 1674.251497005988,
      "floor_per_unit": 107.1377245508982,
      "yoy": -37.64634008672497,
      "ratio_national": 0.6927016685397376,
      "rank_in_national": 22,
      "is_spliced": false,
      "price_per_tsubo_real": 57.591858845379974,
      "deflator": 89.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 40,
      "floor_total": 2327,
      "cost_total": 32000,
      "price_per_tsubo": 45.45993983669961,
      "price_per_sqm": 137516.11516974645,
      "cost_per_unit": 800,
      "floor_per_unit": 58.175,
      "yoy": null,
      "ratio_national": 0.45002329651886597,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 49.252372520801316,
      "deflator": 92.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 21,
      "floor_total": 2384,
      "cost_total": 89000,
      "price_per_tsubo": 123.41246224832216,
      "price_per_sqm": 373322.1476510067,
      "cost_per_unit": 4238.0952380952385,
      "floor_per_unit": 113.52380952380952,
      "yoy": 171.4751992449665,
      "ratio_national": 1.2529785230421686,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 133.56327083151749,
      "deflator": 92.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 150,
      "floor_total": 6400,
      "cost_total": 175560,
      "price_per_tsubo": 90.68195193749999,
      "price_per_sqm": 274312.5,
      "cost_per_unit": 1170.4,
      "floor_per_unit": 42.666666666666664,
      "yoy": -26.5212359550562,
      "ratio_national": 0.9362120649464041,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 95.85830014534884,
      "deflator": 94.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 170,
      "floor_total": 11858,
      "cost_total": 280000,
      "price_per_tsubo": 78.05879574970484,
      "price_per_sqm": 236127.50885478157,
      "cost_per_unit": 1647.0588235294117,
      "floor_per_unit": 69.75294117647059,
      "yoy": -13.920251955422513,
      "ratio_national": 0.8172308764180352,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 79.65183239765801,
      "deflator": 98,
      "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": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 44,
      "floor_total": 3170,
      "cost_total": 54781,
      "price_per_tsubo": 57.12759684227129,
      "price_per_sqm": 172810.72555205048,
      "cost_per_unit": 1245.0227272727273,
      "floor_per_unit": 72.04545454545455,
      "yoy": null,
      "ratio_national": 0.580176414939077,
      "rank_in_national": 17,
      "is_spliced": false,
      "price_per_tsubo_real": 57.12759684227129,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 25,
      "floor_total": 1465,
      "cost_total": 51958,
      "price_per_tsubo": 117.24384765870307,
      "price_per_sqm": 354662.11604095565,
      "cost_per_unit": 2078.32,
      "floor_per_unit": 58.6,
      "yoy": 105.23154156547517,
      "ratio_national": 1.0808842369981753,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 111.44852439040216,
      "deflator": 105.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 98,
      "floor_total": 7808,
      "cost_total": 284800,
      "price_per_tsubo": 120.58004508196721,
      "price_per_sqm": 364754.0983606557,
      "cost_per_unit": 2906.122448979592,
      "floor_per_unit": 79.6734693877551,
      "yoy": 2.845520246807154,
      "ratio_national": 0.9791300122013754,
      "rank_in_national": 8,
      "is_spliced": false,
      "price_per_tsubo_real": 107.94990607159104,
      "deflator": 111.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 32,
      "floor_total": 1068,
      "cost_total": 43500,
      "price_per_tsubo": 134.64594101123595,
      "price_per_sqm": 407303.37078651687,
      "cost_per_unit": 1359.375,
      "floor_per_unit": 33.375,
      "yoy": 11.665193788663043,
      "ratio_national": 0.9950005994458735,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 118.21417121267423,
      "deflator": 113.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 226,
      "floor_total": 8781,
      "cost_total": 430000,
      "price_per_tsubo": 161.88243935770413,
      "price_per_sqm": 489693.65675891127,
      "cost_per_unit": 1902.654867256637,
      "floor_per_unit": 38.85398230088496,
      "yoy": 20.228235728394782,
      "ratio_national": 1.058815712127265,
      "rank_in_national": 9,
      "is_spliced": true,
      "price_per_tsubo_real": 136.150075153662,
      "deflator": 118.9,
      "deflator_provisional": true
    }
  ]
}