Yasuhiro Mamiya – Voice Actor Profile & Notable Roles

Born December 7, 1981, in Chiba, Japan, Yasuhiro Mamiya has carved out a distinctive niche as both a video game voice actor and anime performer. His powerful, commanding delivery brings intensity to characters like Magma in Dr. Stone and the fierce Knuckleduster in My Hero Academia. The versatile talent has lent his voice to major franchises including League of Legends, Street Fighter X Tekken, and Days Gone, where he portrayed Iron Mike with gravelly authenticity. Recently, Mamiya voiced multiple characters across 2025 anime series including Gram Cluster in My Status as an Assassin Obviously Exceeds the Hero's and appeared in Assassin's Creed Shadows, showcasing his continued relevance in contemporary gaming. What distinguishes this voice actor is his ability to embody both brutish warriors and complex supporting roles with equal conviction.