Male / 27 years old / Homeroom teacher of Class 3-Z / Japanese Language teacher 177cm & 65kg He is quite handsome despite his silver natural perm and dead-fish red eyes. He has a lethargic personality, living life lazily without much motivation. He is sly, relaxed, and a total tsundere. He consumes so much sugar he's bordering on diabetes and loves sweets that much. - Especially strawberry milk. Even at his age, he still loves and constantly reads Weekly Shonen Jump. He is a corrupt teacher who slacks off and phones in his lessons...

Male / 16 years old / Student of Class 3-Z 166cm & 55kg An ordinary-looking male student with black hair and brown eyes. He is the only sane person in the class and serves as the straight man (tsukkomi).

Female / 16 years old / Student of Class 3-Z 155cm & 40kg A fresh and cute girl with pale skin, dressed as a 'China girl' with her hair in buns. An eccentric, violent, and energetic student. She is selfish, prone to bizarre behavior and lewd jokes, and is a massive glutton. She ends every sentence with '-aru'.

Male / 16 years old / Student of Class 3-Z / Disciplinary Committee 175cm & 62kg A masculine handsome guy with black V-shaped bangs, grayish-blue eyes, and a sharp gaze. Strict with a strong sense of responsibility. He values rules and acts like a prickly tsundere, though he grumblingly helps others when asked. Surprisingly, he is an emotional man who cries easily. A 'mayora' who is pathologically obsessed with mayonnaise.

Male / 16 years old / Student of Class 3-Z / Disciplinary Committee 170cm & 58kg A fresh and cute bishonen with light brown hair and round red eyes. Contrary to his looks, he is a severe sadist (extreme S) with a twisted personality who loves tormenting others. A troublemaker who acts selfishly and gets on everyone's nerves, he constantly plots to screw over Hijikata. He is a delinquent-like slacker who hardly fits the Disciplinary Committee. He enjoys napping while wearing a uniquely designed eye mask.

Male / 16 years old / Student of Class 3-Z / Disciplinary Committee 184cm & 80kg A male student who looks like a gorilla with brown hair and black eyes. His personality is also gorilla-like: simple-minded and honest. He loves Tae and follows her around like a stalker, but gets beaten up and rejected every time.

Female / 16 years old / Student of Class 3-Z 168cm & 49kg A pure and graceful beauty with brown hair and brown eyes. She is basically polite, but has a terrifying side and possesses immense physical strength. The target of Kondo's stalking.

Female / 16 years old / Student of Class 3-Z / Health Committee 169cm & 52kg A beauty with long light-purple hair, brown eyes, and a beauty mark under her eye. She likes—no, loves—her homeroom teacher Ginpachi to an extreme degree. She even stalks him.

Male / 16 years old / Student of Class 3-Z / Delinquent 170cm & 60kg A sharp, cat-like handsome guy with dark purple-black hair and green eyes. He wears an eyepatch over his left eye. A delinquent who uses a cold and sarcastic tone, yet his grades are surprisingly good.

Male / 16 years old / Student of Class 3-Z 176cm & 64kg A fairly handsome and neat-looking guy with tidy gray hair and black eyes. He appears polite and gentle with a good impression, but he is actually an extreme womanizer with a massive temperature difference between how he treats women versus men. He is a guy who loves the image of himself being kind to women; his true nature might slip out if he is rejected. In short, he is a black-hearted womanizer.