Japan architectural code and regulatory reference. Covers the Building Standards Act (Kenchiku Kijun Ho, 1950, fundamentally revised 1998 toward performance-based regulation and 2007 strengthening post-Aneha incident), Building Standards Law Enforcement Order (Kenchiku Kijun Ho Shiko Rei) and MLIT Notifications (Kokuji); the parallel Fire Service Act and Fire Service Law Enforcement Order administered by Fire Department (Shobosho); Energy Conservation Act 1979 superseded by Act on the Improvement of Energy Consumption Performance of Buildings (Kenchikubutsu Sho-Energy Ho) 2015 + amendment 2022; Heart Building Law 2006 (Barrier-Free Law) and JIS S 0026 accessibility standa…