Yuuya Fungami

A prominent member of a local motorcycle gang, this antagonist initially serves as a threat during the Highway Star arc of Diamond is Unbreakable. Manipulated by Yoshihiro Kira into becoming a Stand user, he pursues Rohan and Josuke in a dangerous, high-speed pursuit. However, his role shifts from a selfish adversary to a helpful ally when he joins forces with Josuke to combat the threats posed by Terunosuke.