{
  "area": {
    "code": "11000",
    "name": "埼玉県",
    "slug": "saitama"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "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": {
    "fiscal_year": 2026,
    "through_month": "2026-08",
    "months": 5,
    "units": 340,
    "price_per_tsubo": 108.70739883732946,
    "prev_price_per_tsubo": 95.45307658597662,
    "change_vs_prev": 13.885694128899445,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 1896,
      "floor_total": 108141,
      "cost_total": 1878053,
      "price_per_tsubo": 57.41068444780426,
      "price_per_sqm": 173667.06429568803,
      "cost_per_unit": 990.534282700422,
      "floor_per_unit": 57.03639240506329,
      "yoy": null,
      "ratio_national": 0.9881596732805106,
      "rank_in_national": 15,
      "is_spliced": false,
      "price_per_tsubo_real": 65.3880232890709,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 2170,
      "floor_total": 126017,
      "cost_total": 2321544,
      "price_per_tsubo": 60.90080655594086,
      "price_per_sqm": 184224.66810033566,
      "cost_per_unit": 1069.835944700461,
      "floor_per_unit": 58.07235023041475,
      "yoy": 6.0792205174103,
      "ratio_national": 1.0155746616125183,
      "rank_in_national": 14,
      "is_spliced": false,
      "price_per_tsubo_real": 67.44275366106407,
      "deflator": 90.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 2136,
      "floor_total": 119620,
      "cost_total": 2315881,
      "price_per_tsubo": 64.00113903185087,
      "price_per_sqm": 193603.16000668783,
      "cost_per_unit": 1084.2139513108614,
      "floor_per_unit": 56.00187265917603,
      "yoy": 5.090790502195031,
      "ratio_national": 1.008500122316545,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 68.37728529043898,
      "deflator": 93.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 1933,
      "floor_total": 106920,
      "cost_total": 2132849,
      "price_per_tsubo": 65.94417223821549,
      "price_per_sqm": 199480.82678638233,
      "cost_per_unit": 1103.3879979306778,
      "floor_per_unit": 55.312984997413345,
      "yoy": 3.0359353532718236,
      "ratio_national": 1.011840718400961,
      "rank_in_national": 12,
      "is_spliced": false,
      "price_per_tsubo_real": 70.60403879894591,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 1850,
      "floor_total": 104072,
      "cost_total": 2074851,
      "price_per_tsubo": 65.90650402884542,
      "price_per_sqm": 199366.88062110846,
      "cost_per_unit": 1121.541081081081,
      "floor_per_unit": 56.255135135135134,
      "yoy": -0.057121362042422685,
      "ratio_national": 0.9920583526274124,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 70.563708810327,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 1373,
      "floor_total": 75734,
      "cost_total": 1541775,
      "price_per_tsubo": 67.2984970719888,
      "price_per_sqm": 203577.65336572743,
      "cost_per_unit": 1122.9242534595776,
      "floor_per_unit": 55.15950473415877,
      "yoy": 2.1120723419560283,
      "ratio_national": 0.99357509490889,
      "rank_in_national": 17,
      "is_spliced": false,
      "price_per_tsubo_real": 70.69169860503025,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 1334,
      "floor_total": 75985,
      "cost_total": 1614712,
      "price_per_tsubo": 70.24937530407317,
      "price_per_sqm": 212504.04685135224,
      "cost_per_unit": 1210.4287856071965,
      "floor_per_unit": 56.96026986506747,
      "yoy": 4.384760968625834,
      "ratio_national": 1.0291443833600635,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 71.60996463208275,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 867,
      "floor_total": 50614,
      "cost_total": 1174760,
      "price_per_tsubo": 76.7279776425495,
      "price_per_sqm": 232101.79001857195,
      "cost_per_unit": 1354.971164936563,
      "floor_per_unit": 58.378316032295274,
      "yoy": 9.222291743426636,
      "ratio_national": 1.0772964173674853,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 76.57482798657635,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 634,
      "floor_total": 36943,
      "cost_total": 833428,
      "price_per_tsubo": 74.57807834014564,
      "price_per_sqm": 225598.35422136806,
      "cost_per_unit": 1314.5552050473186,
      "floor_per_unit": 58.269716088328074,
      "yoy": -2.8019757179311378,
      "ratio_national": 1.0228360144425752,
      "rank_in_national": 11,
      "is_spliced": false,
      "price_per_tsubo_real": 74.57807834014564,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 567,
      "floor_total": 33127,
      "cost_total": 779610,
      "price_per_tsubo": 77.79838023062759,
      "price_per_sqm": 235339.75307151268,
      "cost_per_unit": 1374.973544973545,
      "floor_per_unit": 58.42504409171076,
      "yoy": 4.318027444732975,
      "ratio_national": 1.0449961127080947,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 71.83599282606426,
      "deflator": 108.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 1041,
      "floor_total": 57547,
      "cost_total": 1335015,
      "price_per_tsubo": 76.68999664361304,
      "price_per_sqm": 231986.89766625542,
      "cost_per_unit": 1282.4351585014408,
      "floor_per_unit": 55.280499519692604,
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      "ratio_national": 0.9857967383471335,
      "rank_in_national": 15,
      "is_spliced": false,
      "price_per_tsubo_real": 65.88487684159196,
      "deflator": 116.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 923,
      "floor_total": 49893,
      "cost_total": 1325481,
      "price_per_tsubo": 87.82317830136492,
      "price_per_sqm": 265664.7225061632,
      "cost_per_unit": 1436.0574214517876,
      "floor_per_unit": 54.05525460455038,
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      "ratio_national": 1.025869061158425,
      "rank_in_national": 11,
      "is_spliced": false,
      "price_per_tsubo_real": 75.06254555672214,
      "deflator": 117,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 719,
      "floor_total": 40919,
      "cost_total": 1189580,
      "price_per_tsubo": 96.10453990077959,
      "price_per_sqm": 290715.8043940468,
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      "is_spliced": true,
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      "deflator": 121.4,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2025,
      "units": 642,
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      "price_per_tsubo": 97.70795921445489,
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      "deflator": 124.3,
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    }
  ]
}