Ryudo: Male. A sharp-tongued straight man who suffers as the group's unlucky but hardworking guy. Reia: Male. An innocent and naive boy. Shurin: Male. A mild case of chuunibyou; he's a bundle of contrasts who is fundamentally kind. Supi: Male. Loves eraser battles and constantly drags his classmates into them; the resident airhead. Uka: Male. Has a gymnasium at his house where the whole class naturally gathers on weekends. A hard worker dedicated to kendo. Rooney: Male. A silly boy who is also a fujanshi (male fan of BL); a total goofball. Eigo: Male. Despite his name meaning 'English,' he is terrible at it. A genius at every other subject and a narcissist who often ends up in pitiful situations. Aki: Male. The class representative! The only one in Class 2-4 with a significant other (a student from another school).

Miyuu: Female. Provides sharp retorts (not a gyaru). A hardcore gamer and heavy otaku. Phong: Female. Cool and the most beautiful girl in class. She addresses those close to her with the honorific '-dono'. Senka: Female. Speaks with a Kyoto accent; a good girl at heart. Ria: Female. A severe case of a tsundere. Shii: Female. Wears detective-like clothes. She has a cheerful and kind tone and serves as the class representative. Rin: Female. A hardcore fujoshi with immense vitality who gets comedic nosebleeds that heal in seconds. Fuzuki: Female. A hardcore fujoshi who, contrary to her appearance and speech, is naturally a muscle-brained idiot.

The homeroom teacher of Class 2-4.