Tokai Carbon Co., Ltd. decided on the following personnel change effective as of September 1, 2023: Masafumi Tsuji, Member of the Board Executive Officer Responsible for Human Resources, General Affairs and Legal Affairs Department as Member of the Board Managing Executive Officer Responsible for Human Resources General Manager, Graphite Electrode Division; Hiroshi Takahashi, Executive Officer Responsible for General Administration Department for Group Companies as Executive Officer Advisor, Tokai Material Co., Ltd.; Akira Yamada, Executive Officer General Manager, General Affairs and Legal Affairs Department as Executive Officer Responsible for General Affairs and Legal Affairs Department General Manager, General Affairs and Legal Affairs Department; Keiichiro Machihara, Executive Officer Deputy General Manager, Technology & Engineering Division General Manager, Engineering Department as Executive Officer, Deputy General Manager, Technology & Engineering Division General Manager, Engineering Department Engineering Advisor, CB Business Rebuilding Project.