{
  "area": {
    "code": "11000",
    "name": "埼玉県",
    "slug": "saitama"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "segment": {
    "segment": "rental",
    "building_type": "rowhouse",
    "label": "貸家・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": 338,
    "price_per_tsubo": 108.45825177556448,
    "prev_price_per_tsubo": 95.62970516149461,
    "change_vs_prev": 13.414813516789238,
    "note": "Sum of monthly preliminary releases from April; replaced by the annual report."
  },
  "years": [
    {
      "fiscal_year": 2012,
      "units": 1871,
      "floor_total": 106336,
      "cost_total": 1846321,
      "price_per_tsubo": 57.3987125582117,
      "price_per_sqm": 173630.84938308757,
      "cost_per_unit": 986.8097274184928,
      "floor_per_unit": 56.83377872795297,
      "yoy": null,
      "ratio_national": 0.9954645614815285,
      "rank_in_national": 14,
      "is_spliced": false,
      "price_per_tsubo_real": 65.37438787951218,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 2147,
      "floor_total": 124091,
      "cost_total": 2281296,
      "price_per_tsubo": 60.773831332167525,
      "price_per_sqm": 183840.56861496804,
      "cost_per_unit": 1062.5505356311132,
      "floor_per_unit": 57.797391709361904,
      "yoy": 5.880129751225516,
      "ratio_national": 1.0194344650039635,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 67.30213879531287,
      "deflator": 90.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 2121,
      "floor_total": 118170,
      "cost_total": 2281407,
      "price_per_tsubo": 63.822056753236865,
      "price_per_sqm": 193061.43691292207,
      "cost_per_unit": 1075.6280056577086,
      "floor_per_unit": 55.714285714285715,
      "yoy": 5.015687433640403,
      "ratio_national": 1.0122023900512385,
      "rank_in_national": 12,
      "is_spliced": false,
      "price_per_tsubo_real": 68.1859580696975,
      "deflator": 93.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 1922,
      "floor_total": 105972,
      "cost_total": 2111969,
      "price_per_tsubo": 65.8827426160684,
      "price_per_sqm": 199295.0024534783,
      "cost_per_unit": 1098.8392299687825,
      "floor_per_unit": 55.136316337148806,
      "yoy": 3.2287988943995094,
      "ratio_national": 1.0132507376871598,
      "rank_in_national": 13,
      "is_spliced": false,
      "price_per_tsubo_real": 70.53826832555504,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2016,
      "units": 1848,
      "floor_total": 103822,
      "cost_total": 2069241,
      "price_per_tsubo": 65.88657707797962,
      "price_per_sqm": 199306.60168365086,
      "cost_per_unit": 1119.719155844156,
      "floor_per_unit": 56.18073593073593,
      "yoy": 0.005820130976585958,
      "ratio_national": 0.9968298323333223,
      "rank_in_national": 16,
      "is_spliced": false,
      "price_per_tsubo_real": 70.54237374516019,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 1347,
      "floor_total": 74410,
      "cost_total": 1509262,
      "price_per_tsubo": 67.05151494395915,
      "price_per_sqm": 202830.53353043945,
      "cost_per_unit": 1120.4617668893839,
      "floor_per_unit": 55.24127691165553,
      "yoy": 1.768095896984856,
      "ratio_national": 0.9973293326913423,
      "rank_in_national": 18,
      "is_spliced": false,
      "price_per_tsubo_real": 70.43226359659575,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 1316,
      "floor_total": 74296,
      "cost_total": 1571164,
      "price_per_tsubo": 69.90871970980942,
      "price_per_sqm": 211473.5651986648,
      "cost_per_unit": 1193.8936170212767,
      "floor_per_unit": 56.45592705167173,
      "yoy": 4.261208368279656,
      "ratio_national": 1.031490595575455,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 71.26271122304732,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 811,
      "floor_total": 46122,
      "cost_total": 1027080,
      "price_per_tsubo": 73.6158621308703,
      "price_per_sqm": 222687.6544815923,
      "cost_per_unit": 1266.4364981504316,
      "floor_per_unit": 56.870530209617755,
      "yoy": 5.302832660144841,
      "ratio_national": 1.0428677202087537,
      "rank_in_national": 9,
      "is_spliced": false,
      "price_per_tsubo_real": 73.46892428230568,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 620,
      "floor_total": 35789,
      "cost_total": 800990,
      "price_per_tsubo": 73.9865526306966,
      "price_per_sqm": 223808.99158959457,
      "cost_per_unit": 1291.9193548387098,
      "floor_per_unit": 57.7241935483871,
      "yoy": 0.5035470469221703,
      "ratio_national": 1.0215617778706336,
      "rank_in_national": 11,
      "is_spliced": false,
      "price_per_tsubo_real": 73.9865526306966,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 553,
      "floor_total": 31814,
      "cost_total": 744185,
      "price_per_tsubo": 77.32819925661659,
      "price_per_sqm": 233917.45772301502,
      "cost_per_unit": 1345.7233273056058,
      "floor_per_unit": 57.52983725135624,
      "yoy": 4.516559438307399,
      "ratio_national": 1.0515185301897692,
      "rank_in_national": 10,
      "is_spliced": false,
      "price_per_tsubo_real": 71.40184603565706,
      "deflator": 108.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2022,
      "units": 1002,
      "floor_total": 54866,
      "cost_total": 1270519,
      "price_per_tsubo": 76.55139804268582,
      "price_per_sqm": 231567.63751685925,
      "cost_per_unit": 1267.9830339321356,
      "floor_per_unit": 54.756487025948104,
      "yoy": -1.0045510194190865,
      "ratio_national": 0.9950557041454842,
      "rank_in_national": 15,
      "is_spliced": false,
      "price_per_tsubo_real": 65.76580587859607,
      "deflator": 116.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2023,
      "units": 905,
      "floor_total": 48737,
      "cost_total": 1288544,
      "price_per_tsubo": 87.40086319962246,
      "price_per_sqm": 264387.22120770667,
      "cost_per_unit": 1423.8055248618784,
      "floor_per_unit": 53.85303867403315,
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      "ratio_national": 1.0352092027205957,
      "rank_in_national": 11,
      "is_spliced": false,
      "price_per_tsubo_real": 74.70159247830979,
      "deflator": 117,
      "deflator_provisional": true
    },
    {
      "fiscal_year": 2024,
      "units": 706,
      "floor_total": 39832,
      "cost_total": 1154610,
      "price_per_tsubo": 95.82491945922877,
      "price_per_sqm": 289869.95380598516,
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      "deflator": 121.4,
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    {
      "fiscal_year": 2025,
      "units": 638,
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    }
  ]
}