{"$schema":"https://bim.house/spec/v1.json","_note":"project metadata override for /api/showcase/famous-katsura-koshoin/bim.json. 桂離宮 古書院 (Katsura Imperial Villa, Old Shoin) / 八条宮智仁親王 + 八条宮智忠親王 1615-1624 (古書院初期建設) / 京都市西京区桂御園 / 数寄屋造り + 書院造り + 月見台. 宮内庁管轄.","project":{"_accuracy_verified_at":"2026-05-13","_demo":true,"_demo_reason":"famous-* は歴史建築 or 濱田個人ビジョン物件、実申請対象外 (shukuji 判定)","_historical_note":"数寄屋造り + 書院造りの融合、月見台と池泉回遊式庭園による日本建築の到達点。ブルーノ・タウト 1933 の「永遠なるもの」評で世界的に再評価。宮内庁御料地 (重要文化財同等保護)。","_reviews":{"design":{"area_sum_m2":112.4,"area_sum_match":true,"ceiling_height_compliant":true,"daylight_pass_count":3,"daylight_total_residential":3,"fixes_applied":[],"ldk_count":0,"notes":["玄関ホール未明示 (動線要確認)"],"residential_rooms_count":3,"review_date":"2026-05-13","reviewer":"濱田優貴 (一級建築士)","rooms_count":5},"equipment_1kyu":{"city_gas_available":true,"cold_region":false,"issues_fixed":2,"issues_found":2,"notes":"elec_main_a 欠落 → 50A; 換気法28条の2 (0.5回/h, 必要148m³/h) 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