{ "area": { "code": "11000", "name": "埼玉県", "slug": "saitama" }, "structure": { "id": "all", "name": "全構造" }, "segment": { "segment": "company", "building_type": "detached", "label": "給与住宅・一戸建" }, "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": 12, "floor_total": 1932, "cost_total": 36401, "price_per_tsubo": 62.284711071428575, "price_per_sqm": 188410.97308488612, "cost_per_unit": 3033.4166666666665, "floor_per_unit": 161, "yoy": null, "ratio_national": 0.963690441021606, "rank_in_national": 9, 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