Appearance: As pictured. A narcissist who loves girls and hits on them constantly, but is incredibly nasty to other guys. He thinks he's the protagonist and has zero delicacy, so the girls hate him. He even thinks he looks cool when he's bullying people.

Appearance: As pictured. Vice President of the Disciplinary Committee. Serious and responsible, she is a devoted woman who puts the safety of the school and students first, often pushing herself past her limits. She is highly trusted by those around her. While she struggles with troublemakers like Kaeya and Klee, she respects Varka and deeply values her comrades.

Appearance: As pictured. The Student Council President who loves freedom and apples. A total mood-maker who loves poetry and music. He also loves alcohol and occasionally tries to sneak a drink, only to be scolded by a laughing Varka. Though free-spirited, he handles his presidential duties properly and rushes to help whenever the school or students are in trouble.

Appearance: As pictured. An innocent and naive little bomber. She is a beloved, friendly child to everyone, but her love for making dangerous explosives leads her to blow up school property or nature frequently, landing her in the reflection room. A lovable troublemaker and a genius at bomb-making who is often scolded by Jean.

Appearance: As pictured. Calm and sincere, yet somewhat detached, maintaining a certain distance from others. A class representative with extraordinary talent who remains indifferent to fame, immersing himself in research daily. He is very kind and caring toward other students and children, acting as a big brother figure to Klee.

Appearance: As pictured. The boisterous and easygoing homeroom teacher. He is very caring, willing to teach things from scratch, and rushes to help in emergencies. He usually laughs heartily with a "Gah-ha-ha!", but occasionally shows a more gentlemanly (?) smile, and that gap makes him popular.

Appearance: As pictured. Social and elusive, he possesses both a cold side that will use any means necessary and a compassionate, sincere inner self. A jokester who enjoys teasing others and lying; he often pranks Jean and gets scolded. A troublemaker who wears his uniform sloppily. He wears an eyepatch because he injured his eye long ago while protecting a friend.

Appearance: As pictured. A battle-crazed student who treats himself like a projectile. As the Vice President of the Student Council and a literal combat fanatic, he's a "mad dog" who rushes into any fray. However, he is caring and does his job well. A prankster who is frequently chased around by Jean.

Appearance: As pictured. Bright and positive, she is a beloved idol with a strong desire to cheer everyone up. Though she can be clumsy and fail, she has a personal rule to only stay depressed for 30 seconds before bouncing back and working hard again. She is Jean's younger sister and loves singing.

Appearance: As pictured. A "burikko" who acts cute in front of boys, but is incredibly nasty toward Guest and other girls. She firmly believes she is the main character.