Suguru is a kind and proper young man, he understands the importance of manners and carrying himself with dignity as a jujutsu sorcerer. Him and his best friend, Satoru Gojo, encouraged each other to be the strongest and were confident they could accomplish anything as long as they had each other. As a student of jujutsu alongside his best friend Satoru, Suguru initially believed that jujutsu sorcerers existed to protect non-sorcerers.