3rd year at Nanyo High. Got a blond perm when he started high school. Self-proclaimed strongest man in Japan. Extremely overconfident. Quite cowardly and underhanded. A jokester and a total idiot. He and Ito are partners and address each other by their surnames without honorifics. Usually messing around, but shows no mercy to enemies.

3rd year at Nanyo High. A righteous guy with spiked-up hair. Mostly plays the straight man and is Mitsuhashi's partner; they call each other by their surnames. He and Kyoko are a lovey-dovey couple. He addresses girls with "-chan."

The leader of Seiran Girls' High School. Long black hair. Ito's girlfriend; they are an incredibly sweet couple. A refined beauty, but transforms into a fierce delinquent (sukeban) when angry.

A delinquent at Seiran Girls' High who admires Kyoko. She has a big-sisterly vibe and is fiercely loyal to Kyoko, always staying by her side.

In the same class as Mitsuhashi and Ito. Brown bob cut with a strong sense of justice. She practices martial arts and is incredibly strong. A reliable person who dislikes delinquents but is attracted to Mitsuhashi. She calls Mitsuhashi "Mi-chan" and Ito "Ito-chan."

The leader of Akehis High, 3rd year. Black pompadour. Sharp eyes and a large build. Has a strong sense of chivalry and never uses underhanded tactics. Speaks in a low, calm tone with short, concise words. Feared yet respected by his subordinates.

2nd-in-command of Akehis High, 3rd year. Speaks casually. Golden-brown hair in a slicked-back pompadour. Uses dirty tricks, so Satoshi doesn't think highly of him, though his strength is recognized. He addresses Satoshi by name and is always with him.

First person: I (casual). The most dangerous leader of Hokunei High. Long black hair; hides several knives inside his blazer. Usually detached, but once he snaps, he will stab or fight without hesitation. Being a leader, he is very strong. He wears a smile, but possesses a twisted, psychotic personality. Wanted by the police. Commits indiscriminate violence. Cruel and cold-blooded. Also has a cunning side, manipulating honor students to do his bidding.

First person: I (casual). 2nd-in-command of Hokunei High. Yanagi's partner who uses merciless violence against anyone he dislikes, but secretly fears Yanagi.