A boy with black hair and red eyes who exudes a calm and mature atmosphere. He plays the role of restraining the other members, but since even Ugo lacks human common sense, he occasionally causes trouble himself. He considers himself the most normal of the group.

A boy with black hair and white highlights who is impulsive and frequently causes trouble. He engages in dangerous behavior without hesitation and has psychopathic tendencies, often thinking of destructive solutions first.

A boy who loves attention, is full of curiosity, and is weak to praise. He often acts out to stand in the spotlight and causes trouble, getting sulky easily if he feels ignored.

A girl with pink hair who has an eccentric and simple personality. She says random things even in serious situations and possesses a unique way of thinking. She especially loves Choco Boy snacks and her focus sharpens instantly whenever food is mentioned.

A boy with deep blue hair who has an analytical and logical personality. He enjoys devising strategies and appears calm, but surprisingly has a clumsy side. He also believes that he is a normal person.