{ "area": { "code": "11000", "name": "埼玉県", "slug": "saitama" }, "structure": { "id": "src", "name": "鉄骨鉄筋コンクリート造" }, "segment": { "segment": "all", "building_type": "all", "label": "新築住宅すべて" }, "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": 144, "floor_total": 11328, "cost_total": 211676, "price_per_tsubo": 61.77228143008475, "price_per_sqm": 186860.8757062147, "cost_per_unit": 1469.9722222222222, "floor_per_unit": 78.66666666666667, "yoy": null, "ratio_national": 0.9526723160103523, "rank_in_national": 7, "is_spliced": false, "price_per_tsubo_real": 70.35567361057488, "deflator": 87.8, "deflator_provisional": false }, { "fiscal_year": 2013, "units": 95, "floor_total": 6091, "cost_total": 161384, "price_per_tsubo": 87.58850982761452, "price_per_sqm": 264954.8514201281, "cost_per_unit": 1698.778947368421, "floor_per_unit": 64.11578947368422, "yoy": 41.79257718811817, "ratio_national": 1.2036409676975277, "rank_in_national": 2, "is_spliced": false, "price_per_tsubo_real": 97.42882072037209, "deflator": 89.9, "deflator_provisional": false }, { "fiscal_year": 2014, "units": 34, "floor_total": 2858, "cost_total": 85000, "price_per_tsubo": 98.31775717284815, "price_per_sqm": 297410.7767669699, "cost_per_unit": 2500, "floor_per_unit": 84.05882352941177, "yoy": 12.249605988673817, "ratio_national": 1.2758558697378692, "rank_in_national": 4, "is_spliced": false, "price_per_tsubo_real": 106.17468377197426, "deflator": 92.6, "deflator_provisional": false }, { "fiscal_year": 2015, "units": 546, "floor_total": 40457, "cost_total": 953951, "price_per_tsubo": 77.9484805173394, "price_per_sqm": 235793.80576908815, "cost_per_unit": 1747.1630036630036, "floor_per_unit": 74.09706959706959, "yoy": -20.717800366111295, "ratio_national": 1.0115335623004875, "rank_in_national": 8, "is_spliced": false, "price_per_tsubo_real": 83.72554298317874, "deflator": 93.1, "deflator_provisional": false }, { "fiscal_year": 2016, "units": 138, "floor_total": 10008, "cost_total": 163800, "price_per_tsubo": 54.105555755395685, "price_per_sqm": 163669.06474820143, "cost_per_unit": 1186.9565217391305, "floor_per_unit": 72.52173913043478, "yoy": -30.588055859074682, "ratio_national": 0.7233633605931149, "rank_in_national": 16, "is_spliced": false, "price_per_tsubo_real": 58.178016941285684, "deflator": 93, "deflator_provisional": false }, { "fiscal_year": 2018, "units": 181, "floor_total": 22585, "cost_total": 516810, "price_per_tsubo": 75.64601859198584, "price_per_sqm": 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