Showa Denko (SDK) announced that Kohei Morikawa will resign as Chief Executive Officer (CEO) to become Representative Director and Chairman of the Board, of SDK and that, Hidehito Takahashi, Representative Director, Managing Corporate Officer, Chief Strategy Officer, and General Manager, Preparation Office for Group Chief Strategy Officer (CSO), of SDK, will succeed Morikawa, effective January 4, 2022. Takahashi is currently in charge of Carbon and Ceramics divisions, Coating Materials Department, Yokohama and Shiojiri plants, and Corporate Strategy Department, of SDK.