People

Masayuki Waga

Masayuki Waga is listed in Sompo Holdings’ official October1,2026 leadership directory as Independent Outside Director; Member of the Audit Committee. Waga joined Mitsubishi Kasei in1981 and subsequently held management positions across Mitsubishi Chemical’s Asian businesses. His later leadership includes Spiber, where the official biography records executive and chairman appointments in2025. The parent holding company is distinct from its insurance, care and health-support subsidiaries and from any standalone venture vehicle.