{
  "area": {
    "code": "12000",
    "name": "千葉県",
    "slug": "chiba"
  },
  "structure": {
    "id": "all",
    "name": "全構造"
  },
  "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": {
    "fiscal_year": 2026,
    "through_month": "2026-08",
    "months": 5,
    "units": 84,
    "price_per_tsubo": 119.65450235419377,
    "prev_price_per_tsubo": 99.16065254571767,
    "change_vs_prev": 20.66732043642763,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 308,
      "floor_total": 18486,
      "cost_total": 456339,
      "price_per_tsubo": 81.60558816455696,
      "price_per_sqm": 246856.5400843882,
      "cost_per_unit": 1481.6201298701299,
      "floor_per_unit": 60.01948051948052,
      "yoy": null,
      "ratio_national": 1.2978465738024592,
      "rank_in_national": 1,
      "is_spliced": false,
      "price_per_tsubo_real": 92.9448612352585,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 269,
      "floor_total": 24364,
      "cost_total": 406136,
      "price_per_tsubo": 55.105907381382366,
      "price_per_sqm": 166695.12395337384,
      "cost_per_unit": 1509.7992565055763,
      "floor_per_unit": 90.5724907063197,
      "yoy": -32.47287517827605,
      "ratio_national": 0.8332305200341207,
      "rank_in_national": 35,
      "is_spliced": false,
      "price_per_tsubo_real": 60.95786214754686,
      "deflator": 90.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 56,
      "floor_total": 5448,
      "cost_total": 110743,
      "price_per_tsubo": 67.19770594162996,
      "price_per_sqm": 203272.76064610865,
      "cost_per_unit": 1977.5535714285713,
      "floor_per_unit": 97.28571428571429,
      "yoy": 21.942835414289608,
      "ratio_national": 0.9172432661464569,
      "rank_in_national": 21,
      "is_spliced": false,
      "price_per_tsubo_real": 71.94615197176655,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 232,
      "floor_total": 14573,
      "cost_total": 334194,
      "price_per_tsubo": 75.80972917450079,
      "price_per_sqm": 229324.09249982846,
      "cost_per_unit": 1440.4913793103449,
      "floor_per_unit": 62.814655172413794,
      "yoy": 12.815948271138144,
      "ratio_national": 0.9592722375542455,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 81.3409111314386,
      "deflator": 93.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 125,
      "floor_total": 10268,
      "cost_total": 266433,
      "price_per_tsubo": 85.77829636443319,
      "price_per_sqm": 259478.96377093883,
      "cost_per_unit": 2131.464,
      "floor_per_unit": 82.144,
      "yoy": 13.149456274914929,
      "ratio_national": 1.168561590084704,
      "rank_in_national": 5,
      "is_spliced": false,
      "price_per_tsubo_real": 91.74149343789647,
      "deflator": 93.5,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 314,
      "floor_total": 16844,
      "cost_total": 287635,
      "price_per_tsubo": 56.45101559308953,
      "price_per_sqm": 170764.07029209213,
      "cost_per_unit": 916.0350318471337,
      "floor_per_unit": 53.64331210191083,
      "yoy": -34.18962839591183,
      "ratio_national": 0.7431350285219648,
      "rank_in_national": 34,
      "is_spliced": false,
      "price_per_tsubo_real": 59.297285286858745,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 538,
      "floor_total": 37700,
      "cost_total": 728372,
      "price_per_tsubo": 63.868564293899205,
      "price_per_sqm": 193202.1220159151,
      "cost_per_unit": 1353.8513011152415,
      "floor_per_unit": 70.07434944237919,
      "yoy": 13.139796729746877,
      "ratio_national": 0.8085807542587667,
      "rank_in_national": 27,
      "is_spliced": false,
      "price_per_tsubo_real": 65.10557012629889,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 49,
      "floor_total": 4831,
      "cost_total": 112617,
      "price_per_tsubo": 77.06233749327262,
      "price_per_sqm": 233113.22707513973,
      "cost_per_unit": 2298.3061224489797,
      "floor_per_unit": 98.59183673469387,
      "yoy": 20.657694979114627,
      "ratio_national": 0.8226632210550434,
      "rank_in_national": 19,
      "is_spliced": false,
      "price_per_tsubo_real": 76.90852045236788,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 384,
      "floor_total": 19405,
      "cost_total": 442007,
      "price_per_tsubo": 75.29926928781241,
      "price_per_sqm": 227779.95362020098,
      "cost_per_unit": 1151.0598958333333,
      "floor_per_unit": 50.533854166666664,
      "yoy": -2.2878467780893974,
      "ratio_national": 0.8926367123168493,
      "rank_in_national": 23,
      "is_spliced": false,
      "price_per_tsubo_real": 75.29926928781241,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 223,
      "floor_total": 16732,
      "cost_total": 386716,
      "price_per_tsubo": 76.4046070786517,
      "price_per_sqm": 231123.59550561797,
      "cost_per_unit": 1734.152466367713,
      "floor_per_unit": 75.03139013452915,
      "yoy": 1.4679263176039736,
      "ratio_national": 0.9155804175063837,
      "rank_in_national": 15,
      "is_spliced": false,
      "price_per_tsubo_real": 70.28942693528214,
      "deflator": 108.7,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 267,
      "floor_total": 24514,
      "cost_total": 640837,
      "price_per_tsubo": 86.41888497307662,
      "price_per_sqm": 261416.7414538631,
      "cost_per_unit": 2400.138576779026,
      "floor_per_unit": 91.812734082397,
      "yoy": 13.10690320560921,
      "ratio_national": 0.9431916403426959,
      "rank_in_national": 20,
      "is_spliced": false,
      "price_per_tsubo_real": 74.95133128627633,
      "deflator": 115.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 148,
      "floor_total": 12217,
      "cost_total": 363156,
      "price_per_tsubo": 98.26614334451993,
      "price_per_sqm": 297254.6451665712,
      "cost_per_unit": 2453.7567567567567,
      "floor_per_unit": 82.54729729729729,
      "yoy": 13.709108113503522,
      "ratio_national": 0.9179273337765145,
      "rank_in_national": 19,
      "is_spliced": false,
      "price_per_tsubo_real": 85.52318828939941,
      "deflator": 114.9,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 466,
      "floor_total": 31080,
      "cost_total": 1260786,
      "price_per_tsubo": 134.10211553861004,
      "price_per_sqm": 405658.3011583012,
      "cost_per_unit": 2705.549356223176,
      "floor_per_unit": 66.69527896995709,
      "yoy": 36.46827989213905,
      "ratio_national": 1.132079688657391,
      "rank_in_national": 4,
      "is_spliced": true,
      "price_per_tsubo_real": 112.40747320922885,
      "deflator": 119.3,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 343,
      "floor_total": 27461,
      "cost_total": 973920,
      "price_per_tsubo": 117.24172451112486,
      "price_per_sqm": 354655.69352900475,
      "cost_per_unit": 2839.416909620991,
      "floor_per_unit": 80.06122448979592,
      "yoy": -12.572800182731502,
      "ratio_national": 0.9405238658171216,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 95.62946534349499,
      "deflator": 122.6,
      "deflator_provisional": true
    }
  ]
}