Notice Regarding Organizational Changes and Executive Personnel Changes

Overview of Organizational Changes

Effective April 1, 2026, the Corporate Center will be reorganized to oversee the Corporate Planning Headquarters, Administration Headquarters, and General Affairs and Human Resources Headquarters. The Business Promotion Center has been reorganized from the Base Business Promotion Center and renamed the Business Promotion Center, overseeing the Safety and Environment Control Office and each Business Headquarters. The Specialty Materials Business Headquarters absorbed the Sales Headquarters and newly established multiple sales divisions and development offices. Organizational strengthening also includes the establishment of a Safety and Activation Department within the Production Headquarters.

Overview of Executive Personnel Changes

Multiple executive personnel changes will take effect on April 1, 2026. Mr. Toshiaki Sano will be appointed Director and Vice President, Executive Vice President, and Head of the Business Promotion Center. Mr. Satoshi Fukui will be promoted to Director and Senior Executive Officer, concurrently serving as Head of the Environment-related Business Headquarters and Head of the Natural Environment Utilization Headquarters. Mr. Katsuhiro Watanabe will be appointed Director. Additionally, new appointments and relocations include the Internal Control and Audit Office and heads of various Business Headquarters, with candidates scheduled for promotion to Executive Officer effective July 1, 2026.