{"citations":[{"law":"建築基準法 第 28 条 1 項","title":"居室の採光"},{"law":"建築基準法 第 28 条 2 項","title":"居室の換気"},{"law":"建築基準法施行令 第 19 条","title":"採光及び換気を必要とする居室"},{"law":"建築基準法施行令 第 20 条","title":"有効面積の算定方法 (D/H 補正係数)"},{"law":"国土交通省告示 第 1116 号 (平 7)","title":"居室の採光に関する技術的基準"},{"law":"建築基準法 第 28 条の 2","title":"シックハウス対策 (居室の換気設備)"},{"law":"建築基準法施行令 第 20 条の 5","title":"居室の機械換気設備の構造"}],"daylight_formula":"A = 6 × D/H − 1.4 (住居系地域)","generated_at":{"iso8601_utc":"2026-06-02T15:44:44Z","wareki":"令和 8 年 6 月 2 日"},"ok":true,"rooms":[{"area_m2":13.5,"daylight":{"actual_ratio":0.2,"correction_factor_d_h":1.0,"effective_ratio":0.2,"effective_window_area_m2":2.7,"pass":true,"required_ratio":0.143,"window_area_m2":2.7},"name":"座敷 (本間 8 畳・床の間付)","ventilation":{"actual_ratio":0.1,"effective_open_area_m2":1.35,"pass":true,"required_ratio":0.05}},{"area_m2":10.0,"daylight":{"actual_ratio":0.18,"correction_factor_d_h":1.0,"effective_ratio":0.18,"effective_window_area_m2":1.8,"pass":true,"required_ratio":0.143,"window_area_m2":1.8},"name":"次の間 (6 畳)","ventilation":{"actual_ratio":0.09,"effective_open_area_m2":0.9,"pass":true,"required_ratio":0.05}},{"area_m2":16.5,"daylight":{"actual_ratio":0.182,"correction_factor_d_h":1.0,"effective_ratio":0.18181818181818182,"effective_window_area_m2":3.0,"pass":true,"required_ratio":0.143,"window_area_m2":3.0},"name":"寝室 1 (10 畳)","ventilation":{"actual_ratio":0.09090909090909091,"effective_open_area_m2":1.5,"pass":true,"required_ratio":0.05}},{"area_m2":13.5,"daylight":{"actual_ratio":0.178,"correction_factor_d_h":1.0,"effective_ratio":0.17777777777777778,"effective_window_area_m2":2.4,"pass":true,"required_ratio":0.143,"window_area_m2":2.4},"name":"寝室 2 (8 畳)","ventilation":{"actual_ratio":0.08888888888888889,"effective_open_area_m2":1.2,"pass":true,"required_ratio":0.05}},{"area_m2":10.0,"daylight":{"actual_ratio":0.18,"correction_factor_d_h":1.0,"effective_ratio":0.18,"effective_window_area_m2":1.8,"pass":true,"required_ratio":0.143,"window_area_m2":1.8},"name":"書斎 (6 畳)","ventilation":{"actual_ratio":0.09,"effective_open_area_m2":0.9,"pass":true,"required_ratio":0.05}}],"schema":"saiko-kanki/v1","site":{"address":"京都市左京区大原戸寺町 108 番地 — 卯庵 (Usui-an)、福井→大原 移築 約 250 年、茶室付、癒しの館用途で renovate 中 (株式会社日本リート 06-6281-1717)","land_area_m2":680.0,"zoning":"市街化調整区域 / 大原伝統的景観地区 (風致地区) / 三千院門前町 — 1770s 既存不適格 (grandfathered)"},"slug":"famous-hamada-ohara","summary":{"daylight_pass":5,"daylight_pass_all":true,"overall_pass":true,"total_rooms":5,"ventilation_pass":5,"ventilation_pass_all":true},"title":"Project 04 — 卯庵 (大原戸寺町・茶室付移築古民家)"}