Answer
Wamuu, a Pillar Man from JoJo's Bizarre Adventure, is voiced by Akio Otsuka. Otsuka is a renowned voice actor who has portrayed numerous iconic characters, including Scar from Fullmetal Alchemist, Blackbeard from One Piece, and All For One from My Hero Academia. His deep, resonant voice perfectly captures Wamuu's strength, intelligence, and unwavering loyalty to his master.