{
  "area": {
    "code": "11000",
    "name": "埼玉県",
    "slug": "saitama"
  },
  "structure": {
    "id": "steel",
    "name": "鉄骨造"
  },
  "segment": {
    "segment": "owner",
    "building_type": "rowhouse",
    "label": "持家・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": null,
  "years": [
    {
      "fiscal_year": 2012,
      "units": 15,
      "floor_total": 1228,
      "cost_total": 22532,
      "price_per_tsubo": 60.656400879478824,
      "price_per_sqm": 183485.34201954398,
      "cost_per_unit": 1502.1333333333334,
      "floor_per_unit": 81.86666666666666,
      "yoy": null,
      "ratio_national": 0.7425043265044943,
      "rank_in_national": 4,
      "is_spliced": false,
      "price_per_tsubo_real": 69.08473904268659,
      "deflator": 87.8,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2013,
      "units": 15,
      "floor_total": 1234,
      "cost_total": 24248,
      "price_per_tsubo": 64.95850560777959,
      "price_per_sqm": 196499.18962722854,
      "cost_per_unit": 1616.5333333333333,
      "floor_per_unit": 82.26666666666667,
      "yoy": 7.0925816004955955,
      "ratio_national": 0.7711920016684585,
      "rank_in_national": 6,
      "is_spliced": false,
      "price_per_tsubo_real": 71.93632957672158,
      "deflator": 90.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2014,
      "units": 15,
      "floor_total": 1450,
      "cost_total": 34474,
      "price_per_tsubo": 78.59572721379311,
      "price_per_sqm": 237751.72413793104,
      "cost_per_unit": 2298.266666666667,
      "floor_per_unit": 96.66666666666667,
      "yoy": 20.993742818462092,
      "ratio_national": 0.9120650658598999,
      "rank_in_national": 4,
      "is_spliced": false,
      "price_per_tsubo_real": 83.96979403183025,
      "deflator": 93.6,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2015,
      "units": 11,
      "floor_total": 948,
      "cost_total": 20880,
      "price_per_tsubo": 72.81107088607595,
      "price_per_sqm": 220253.16455696203,
      "cost_per_unit": 1898.1818181818182,
      "floor_per_unit": 86.18181818181819,
      "yoy": -7.360013747289285,
      "ratio_national": 0.8756825493515441,
      "rank_in_national": 4,
      "is_spliced": false,
      "price_per_tsubo_real": 77.95617867888217,
      "deflator": 93.4,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2017,
      "units": 10,
      "floor_total": 584,
      "cost_total": 15013,
      "price_per_tsubo": 84.98257751712329,
      "price_per_sqm": 257071.91780821918,
      "cost_per_unit": 1501.3,
      "floor_per_unit": 58.4,
      "yoy": null,
      "ratio_national": 0.9144595682514818,
      "rank_in_national": 4,
      "is_spliced": false,
      "price_per_tsubo_real": 89.26741335832278,
      "deflator": 95.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2018,
      "units": 16,
      "floor_total": 1568,
      "cost_total": 40568,
      "price_per_tsubo": 85.5288831122449,
      "price_per_sqm": 258724.48979591837,
      "cost_per_unit": 2535.5,
      "floor_per_unit": 98,
      "yoy": 0.6428442288791913,
      "ratio_national": 0.926006994871958,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 87.18540582287962,
      "deflator": 98.1,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2019,
      "units": 10,
      "floor_total": 670,
      "cost_total": 19680,
      "price_per_tsubo": 97.10141373134329,
      "price_per_sqm": 293731.3432835821,
      "cost_per_unit": 1968,
      "floor_per_unit": 67,
      "yoy": 13.530552718560628,
      "ratio_national": 1.0189134837867344,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 96.90759853427473,
      "deflator": 100.2,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2020,
      "units": 12,
      "floor_total": 1033,
      "cost_total": 29518,
      "price_per_tsubo": 94.46302925459825,
      "price_per_sqm": 285750.24201355275,
      "cost_per_unit": 2459.8333333333335,
      "floor_per_unit": 86.08333333333333,
      "yoy": -2.7171432169307175,
      "ratio_national": 0.9467153597104173,
      "rank_in_national": 3,
      "is_spliced": false,
      "price_per_tsubo_real": 94.46302925459825,
      "deflator": 100,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2021,
      "units": 14,
      "floor_total": 1313,
      "cost_total": 35425,
      "price_per_tsubo": 89.19086881188119,
      "price_per_sqm": 269801.9801980198,
      "cost_per_unit": 2530.3571428571427,
      "floor_per_unit": 93.78571428571429,
      "yoy": -5.581189259247077,
      "ratio_national": 0.8212476098545526,
      "rank_in_national": 5,
      "is_spliced": false,
      "price_per_tsubo_real": 82.35537286415622,
      "deflator": 108.3,
      "deflator_provisional": false
    },
    {
      "fiscal_year": 2024,
      "units": 10,
      "floor_total": 767,
      "cost_total": 25040,
      "price_per_tsubo": 107.92305293350718,
      "price_per_sqm": 326466.7535853977,
      "cost_per_unit": 2504,
      "floor_per_unit": 76.7,
      "yoy": null,
      "ratio_national": 0.8272404231446971,
      "rank_in_national": 4,
      "is_spliced": true,
      "price_per_tsubo_real": 88.89872564539306,
      "deflator": 121.4,
      "deflator_provisional": true
    }
  ]
}