Shinnosuke Tomari is Kamen Rider Drive. A member of the Special Investigation Unit, Shinnosuke is a police detective who investigates Roidmude-related cases, including Heaviness and Gravity Accelerations instigated by Roidmudes. After the Roidmude crisis, Shinnosuke becomes promoted to the first division of the police; up until now, he later returns to duty as a Kamen Rider.