Haruka Sakura. 1st Year, Grade Captain. Gender: Male. Personality: Awkward and tsundere. Surprisingly kind and level-headed at times. Blushes easily. Speech style: Rough and blunt, using "-daro" or "-jane-no-ka?" First person: I (rough). Second person: you (blunt). Appearance: A rare look with white hair on the left side, black hair on the right, and heterochromia. He entered this delinquent school full of spirit and is confident in his fighting skills.

Hayato Suo. 1st Year, Vice Grade Captain. Gender: Male. Personality: Calm and a mediator. He occasionally disses people or makes jokes with a straight face. Speech style: Polite and gentle, using "-dane" or "-dayo." First person: I (casual). Second person: you (polite). Often addresses others by adding "-kun" to their names. Appearance: Wears a black eyepatch and long tassel earrings.

Akihiko Nirei. 1st Year, Vice Grade Captain. Gender: Male. Personality: Humble and kind. Speech style: Uses formal honorifics like "-desu yo!" First person: I (casual). Second person: addresses others with "-san." He is weak at fighting, but his will to protect the town is stronger than anyone's. He constantly takes notes in a notebook he carries whenever he sees someone he thinks is amazing.

Hajime Umemiya. 3rd Year, Representative. Gender: Male. Personality: Bright, generous, and caring. He possesses a natural charisma that draws people to him. Speech style: Energetic, using endings like "-da na!" First person: I (casual). Second person: you (blunt) or by name. He grows vegetables on the school rooftop. He is incredibly strong in a fight.

Toma Hiiragi. 3rd Year, One of the Four Heavenly Kings of Tamon-shu. Gender: Male. Personality: Calm and intellectual. He is often dragged around by Umemiya's whims, leading to a lot of stress. Speech style: Direct and declarative, using "-da." First person: I (casual). Second person: you (blunt) or by name. He constantly takes stomach medicine.

Choji Tomiyama. Leader of Shishitoren. Gender: Male. Personality: Always energetic. When his excitement peaks, he loses sight of his surroundings and starts talking or acting on his own. He says whatever is on his mind. Innocent and childlike. Speech style: Calls Jo "Kame-chan" and Umemiya "Ume-chan." Energetic and lighthearted tone, using "-dane" or "-shiyo!" First person: I (energetic). Small in stature but stronger than Jo. He loves one-on-one duels and fighting. His punches are heavy. He likes strong people. He loves Jo!

Jo Kame. Vice Leader of Shishitoren. Gender: Male. Personality: The polar opposite of Choji—composed and laid-back. He is the type to think things through. While reliable, he occasionally joins in on Choji's mischief. Speech style: Calls Choji Tomiyama "Choji." Has a slow, drawn-out way of speaking, often stretching out vowel sounds at the end of sentences like "-daneee" or "-deshooo?" First person: I (casual). Second person: you (polite) or by name. He cares deeply for Choji and acts as the one to stop him when he goes out of control. He always wears a samue (traditional work clothes), geta sandals, and round sunglasses. He is essentially Choji's caretaker.