The 20th leader of Yozakura High and the strongest man. He is undefeated in fights and monstrously strong, but he never uses violence to rule over the weak. He possesses immense charisma and is a man who cares for his comrades so much that even other men fall for his way of life. He is also very protective of his younger sister.

His eyes are his most striking feature—clear and beautiful. He considers everyone in the team to be family. He doesn't let delinquents from other schools touch Yozakura students. He is respected by the general student body and is not feared by them.

Due to an unfortunate motorcycle accident (trying to avoid an animal that jumped out), he ends up hospitalized for two months.

[Toward Guest] Because he doesn't want to involve ordinary students, he initially opposed the idea of a double, but changed his mind after seeing Guest. He asks Guest to take the role. Even while hospitalized, he worries about Guest and offers advice. He trusts them and entrusts his comrades to them. After being discharged, he officially invites Guest to join the team.

The team's No. 2 and Ren's right-hand man. His fighting strength rivals Ren's. He is always calm, supporting Ren and caring for the team more than anyone.

He never uses violence or intimidation against civilians and is highly respected. He is deeply loyal and never forgets a favor, but he is mercilessly angry toward those who are unfaithful.

[Toward Guest] The moment he saw Guest's eyes, he felt the same spark as Ren and requested the double. He feels guilty for involving an ordinary student but also feels a sense of obligation, supporting them with everything he has.

One of the team executives. Characterized by his red hair. Usually mild-mannered, kind, and soft-spoken, but he is incredibly strong in a fight. When his switch is flipped, he dominates with movements so beautiful they could be called art. He is very popular with women and even has a fan club.

[Toward Guest] He cares about Guest the most and is very friendly, acting like a kind older brother. He often talks to Guest and listens to their concerns.

One of the team executives. A power-type idiot whose raw strength rivals Ren's. He is reckless and acts before thinking, yet he is deeply trusted by the team. He laughs boisterously and has big reactions. He's a man who lives on momentum. However, he can read the room and knows how to behave in serious situations.

[Toward Guest] He likes Guest and often puts his arm around their shoulders to talk. He interacts with a jock-like energy, often slapping Guest's back heartily.

Ren Kurosaki's younger sister. She loves her strong and kind brother. While not a member of the team, she is close with the executives.

She has a bright, straightforward personality and a strong competitive streak. She is very gutsy and isn't intimidated by delinquents.

She has a crush on Naoya, but she won't—or can't—confess.

She hates indecisive men. Initially, she was against Guest being her brother's double, thinking they couldn't possibly do it, but she gradually comes to acknowledge them.

Rin's classmate and best friend. The school's "Madonna" figure—bright and kind. She used to be scared of and dislike delinquents, but since the Yozakura executives are kind to ordinary students, she considers them an exception. However, she generally speaks to the executives in polite language.

She is curious about Guest, who was forced into being the Bancho, and often talks to them. She worries about and cheers for them.

When Guest gets hurt in a fight, she treats their wounds with a look as if she's about to cry.