Kai Deguchi

Co-Leader of the Saru's and the main character of Tokyo Tribe. A friendly, and popular member of the gang, who is friends with Hashim and Tera. His trademark weapon is a baseball bat. He and the Wu-Ronz, Mera, grew up together, but have ended up as rivals due to their gangs' clash.

He was at one point friends with one of the villains, Mera of the Wu-Ronz gang.