Shiro Mizuki (水城 史朗, Mizuki Shiro) was a soldier who became the main user of the G4 system, becoming Kamen Rider G4 (仮面ライダーG4, Kamen Raidā Jī Fō, Masked Rider G4), one of the primary antagonists of the movie Kamen Rider Agito: Project G4.
Kamen Rider G4 has been suggested to play 17 roles. Click below to see other actors suggested for each role, and vote for who you think would play the role best.