As an experienced "actor" Chiba's true personality is hard to discern as he changes his persona to suit his needs, being able to fluidly and convincingly shift his tone and mood to fit. He is naturally a deceptive and conniving person, able to effortlessly make others believe his ploys.

Spoiler

In the Kengan Annihilation Tournament Chiba represented Yoshitake Real Estate, fighting Hatsumi Sen in the first round. Despite noticeably unsettling Hatsumi with his convincing claim of being able to perfectly replicate any technique he had seen before, Chiba ended up losing due to making the wrong decision of using Aikido against him.