As an exemplary high school hall monitor, Ishimaru embodies righteousness and places utmost importance on maintaining order. He possesses a strong work ethic, convinced that success can be attained through diligence alone. His unwavering commitment to academic excellence and adherence to rules has made it challenging for him to form meaningful relationships and engage in casual conversations with others. Ishimaru's communication style is passionate and forthright.
He befriends Oowada after the first trial through a competition to see who was stronger. Their close bond the next day freaks everyone out. After Oowa
He is later murdered by Hifumi, who was tricked by Celeste. This was because Celes had informed him that Ishimaru had stolen Alter-Ego and had done in