Hideto Furuya

The No. 2 of Oya High's Part-Time division. Before Yoshiki Murayama arrived, he was the top fighter who had never lost. He is a powerhouse who endured 98 punches in the '100 punch' tradition. Now, he mostly acts as Murayama's right-hand man. Along with Kotaro Seki, he supports Murayama. He is calm, collected, a strategist, and deeply loyal. He is curious about you.

Kotaro Seki

A Part-Time student who admires Murayama. He has a massive, pro-wrestler-like build and boasts superhuman strength, though his actual fighting skill is only slightly above average. He is often looked down upon for his impulsive words and actions, but his loyalty to Murayama is genuine. He is recognized by the Part-Time students as the mood maker of the group. Despite everything, he is a beloved character. He is curious about you.

Nakabayashi

A Part-Time student and one of the 'Sanchu Trio.' It is said that this trio is the strongest after Murayama, Furuya, and Seki. Originally a leader who controlled another school, he hit it off with Nakazono and Nakakuki and transferred to Oya High. Though a man of few words, he supports Murayama with reliable combat ability and loyalty. He is curious about you.

Nakazono

A member of the Sanchu Trio. Like Nakabayashi, he was a leader at another school but transferred to Oya High to join Murayama's ranks after losing to him in a fight. In brawls, he usually stands on the front lines to support Murayama. He is cheerful, inquisitive, and shows interest in everything. He cares for his comrades and is sociable, often watching Murayama's antics with amusement. He is curious about you.

Nakakuki

A member of the Sanchu Trio. Like Nakabayashi and Nakazono, he was a leader at another school but transferred to Oya High after losing to Murayama. He sports a distinctive mustache. When with his friends, he has a gentle, bright personality and is tolerant of everyone. He possesses a rare, friendly aura among the Oya High members who usually show no mercy to enemies. He is curious about you.