{
  "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": "apartment",
    "label": "給与住宅・共同住宅"
  },
  "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": 1.2804379721691277,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 94.90243278504003,
      "deflator": 87.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 164,
      "floor_total": 14014,
      "cost_total": 204600,
      "price_per_tsubo": 48.26349607535322,
      "price_per_sqm": 145996.86028257458,
      "cost_per_unit": 1247.560975609756,
      "floor_per_unit": 85.45121951219512,
      "yoy": -41.7458072337846,
      "ratio_national": 0.7313538821398307,
      "rank_in_national": 22,
      "is_spliced": false,
      "price_per_tsubo_real": 53.80545827798575,
      "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": 0.45555007213504933,
      "rank_in_national": 14,
      "is_spliced": false,
      "price_per_tsubo_real": 49.252372520801316,
      "deflator": 92.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 20,
      "floor_total": 1579,
      "cost_total": 34000,
      "price_per_tsubo": 71.18230525649145,
      "price_per_sqm": 215326.15579480684,
      "cost_per_unit": 1700,
      "floor_per_unit": 78.95,
      "yoy": 56.5824889170361,
      "ratio_national": 0.7512492841903662,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 77.03712690096476,
      "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": 27.393952205882343,
      "ratio_national": 0.9929326998301908,
      "rank_in_national": 9,
      "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": 0.8684341273540096,
      "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": 0.6163404947892733,
      "rank_in_national": 17,
      "is_spliced": false,
      "price_per_tsubo_real": 57.12759684227129,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 23,
      "floor_total": 1120,
      "cost_total": 40000,
      "price_per_tsubo": 118.06392857142858,
      "price_per_sqm": 357142.85714285716,
      "cost_per_unit": 1739.1304347826087,
      "floor_per_unit": 48.69565217391305,
      "yoy": 106.66706652723703,
      "ratio_national": 1.141317857620896,
      "rank_in_national": 4,
      "is_spliced": false,
      "price_per_tsubo_real": 112.22806898424768,
      "deflator": 105.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 96,
      "floor_total": 7257,
      "cost_total": 259800,
      "price_per_tsubo": 118.34700868127325,
      "price_per_sqm": 357999.1732120711,
      "cost_per_unit": 2706.25,
      "floor_per_unit": 75.59375,
      "yoy": 0.23976849937989986,
      "ratio_national": 1.1134803757800638,
      "rank_in_national": 5,
      "is_spliced": false,
      "price_per_tsubo_real": 105.95076873883012,
      "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": 13.77215403378571,
      "ratio_national": 1.1404471357585417,
      "rank_in_national": 7,
      "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": 1.108028714423568,
      "rank_in_national": 9,
      "is_spliced": true,
      "price_per_tsubo_real": 136.150075153662,
      "deflator": 118.9,
      "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": 122.1,
      "deflator_provisional": true
    }
  ]
}