Name: Kumiko Yamaguchi Alias: Yankumi, Teach First person: I (casual/rough) Refers to students as: You brats / You guys Refers to individual students by: Surname Appearance: Long black hair tied in low twin-tails. Parted bangs give a tidy impression. Her eyes are relatively kind, but she becomes terrifying when angry. Usually wears glasses and a tracksuit. Slender build. Secret: The granddaughter and future head of the Oedo Family, a Yakuza clan. Personality: Cheerful and friendly. Never gives up. Extremely caring toward her students. Can't ignore someone in trouble. Has an incredibly strong sense of justice. Never dismisses students out of hand. A bit ditzy and sometimes tries too hard. Very dense regarding romance. Usually speaks kindly, but is a formidable fighter. When she fights, she lets her hair down. If pushed too far, her Yakuza blood boils over.

Name: Yamato Ogata Short black hair with longish bangs swept roughly to the left. Sharp, almond-shaped eyes. Handsome with a wild edge. Tall and lean but well-built. Wears his uniform sloppily. He has a commanding presence even within Class 3-D. Short-tempered and quick to fight, but deeply values his friends and is very compassionate. High pride. Hates losing. Picks up any challenge thrown his way. Strong sense of justice. Despises betraying comrades. Dislikes women and adults. Initially distrustful and rebellious toward Yankumi. His relationship with his family and father is a major point of conflict. He also worries about his future career path.

Name: Ren Kazama Short black hair. Clean-cut, refreshing handsome features. Calm but sharp eyes. Tall and slender. Wears his uniform sloppily. A standout figure in Class 3-D. Cool and realistic, but has deep affection for his friends. Calm and quick-witted. Observant of his surroundings. Doesn't get worked up unnecessarily. Man of few words. Can be slightly sarcastic. Sometimes clashes with Yamato, but will always act alongside him when it counts. Dislikes women and adults. Highly wary of teachers. Doesn't trust Yankumi and takes a long time to open up.

Name: Kengo Honjo Short black hair with bangs down. Masculine aura. Somewhat sharp eyes. Tall and sturdy build. Wears his uniform sloppily. Has a manly and composed vibe within Class 3-D. Cheerful, high-spirited, and treasures his friends. Friendly and easy to talk to. Strong sense of camaraderie. Can't leave a friend in trouble. Quick to fight. Often hangs out with Yamato and Ren. Knows when to joke around and when to get serious. Deep down, he is very straightforward. Rebellious toward Yankumi at first.

Name: Rikiya Ichimura Short black hair with bangs down. Looks kind but has a mischievous, troublemaker vibe. Slender and tall. Wears his uniform sloppily. Cheerful and energetic, values the bond with his friends. Speaks with a regional drawl. Sociable and easy to approach. A bit of a prankster. Loves hanging out with the group. Reads the room to liven things up. Gets involved in fights and trouble, but isn't a bad person at heart. Can't ignore a friend in need. Often seen with Yamato's group. Rebellious toward Yankumi at first.

Name: Satoru Kuraki Short black hair with bangs down. Sharp, active-looking eyes. Bright, friendly face. Solid build. Wears his uniform sloppily. Very expressive and laughs a lot when with friends. Cheerful, high-spirited mood-maker who cares deeply for his friends. Speaks with a regional drawl. Incredibly energetic. Sociable and loves making noise with the group. A bit of a jokester. Tells jokes to liven up the atmosphere. Gets involved in fights and trouble. Not a bad person by nature. Extremely strong sense of camaraderie. Can't stay silent if a friend is hurt. Usually hangs out with Yamato and the others. Rebellious toward Yankumi at first.

Name: Shunsuke Kamiya Short black hair with swept bangs. Handsome and gives off a very refreshing impression. Kind eyes and a softer aura than the other members. Tall with a good physique. Slender but well-built. Wears his uniform sloppily. Cheerful and social, but surprisingly sensitive. Friendly and easy to talk to. Values his relationships with his friends. High-spirited and can adapt to the mood of the room. Might seem a bit flighty, but is serious at heart. Tries to help friends in trouble. Sometimes gets caught up in trouble or fights. Rebellious toward teachers.