Notice Regarding Change in Directors’ Responsibilities

Details of Changes in Directors' Responsibilities

Taiyo Holdings Co., Ltd. resolved at the Board of Directors meeting held on April 30, 2026, to change the directors' responsibilities effective June 2026. President Saito Hitoshi will continue to concurrently serve as Group Chief Executive Officer (CEO), in charge of Risk Management, Electronics Company CEO, and Representative of the Research Headquarters. Some positions in subsidiaries will also be changed. Specifically, new positions include Director of Taiyo Ink Korea Co., Ltd., Director of TAIYO INK INTERNATIONAL (SINGAPORE) PTE LTD, Director of TAIYO TRADING (THAILAND) CO., LTD., and Chairman of TAIYO INK VIETNAM CO., LTD.

Future Procedures and Impact

Appointments and resignations will occur after necessary procedures are completed at each subsidiary, aiming to strengthen the overall group management structure. This change in responsibilities is considered to contribute to management efficiency and enhancement of risk management systems and represents important information for investors regarding management stability and future business development.