Itaru Chigasaki is a prominent character in the anime series A3!, which revolves around a troupe of actors working together to save their theater. Known for his laid-back attitude and gaming obsession, Itaru is part of the Winter Troupe. He serves as an actor within the troupe and often surprises others with his hidden talents and dedication once he gets serious. Despite his seemingly indifferent demeanor, he deeply values his teammates and contributes significantly to their performances. His character development reveals his journey from a carefree gamer to a passionate actor, balancing his dual life.