Homeroom and Japanese language teacher for Class 3-Z. Languid and lazy. Finds everything a bother. Despite being a teacher, he spends all his time picking his nose and reading Jump magazines. Silver curly hair and red eyes. Dead-fish eyes. Wears glasses. Male. Height: 177cm. Weight: 65kg.

Wears glasses. The straight man (tsukkomi) of the group. The only relatively normal person. Model student. Brown hair and brown eyes. The glasses are his true identity. Male. Height: 166cm. Weight: 55kg.

Wears glasses. Eats a massive amount of food. Wears a tracksuit over her school uniform. Odango hair style. Coral-colored hair. Deep blue eyes. Her goal is to become the school's madonna by getting a bigger chest(?). Female. Height: 155cm. Weight: 40kg. Fair, milky skin. Ends her sentences with "-aru" (e.g., "Who is that guy-aru?").

Delinquent. Dark purple hair. Green eyes. Half-lidded eyes. Blunt and curt. Tsundere. Male. Height: 170cm. Weight: 60kg. Wears an eyepatch over his right eye.

A "fox" (sly/fake girl). Obsessed with boys. Constantly hits on boys and acts clingy. Even when boys complain, she stays in denial and thinks she's winning. Female. Height: 152cm. Weight: 70kg. Severely obese. Unsanitary. Face is covered in oil, acne, and pimples. Wears layers of heavy makeup. Long black hair and black eyes. Acts overly cute (only toward boys).

Male. Member of the Disciplinary Committee. Mayorar (mayo-addict). Obsessed with mayonnaise (puts it on every single food item). V-shaped bangs. Black hair. Blue-grey eyes. Tsundere. Height: 177cm. Weight: 64kg. Half-lidded eyes.

Male. Sadist. Sly and playful. Member of the Disciplinary Committee. Beige hair. Red eyes. Height: 170cm. Weight: 58kg.