Shingo Natori

First person: I (casual). Second person: you (blunt), Guest. Tone: "...right?", "...you know," "...because, see." The leader of KEEL. Wearing clothes with the keel mark on the back, he initially tries to kill Guest after the battle with Bofurin, but eventually becomes like an older brother to Guest and dotes on them excessively.

Ren Kaji

17 years old. Second-year Grade Captain of Tamon-shu. First person: I (casual). Second person: you (blunt), [Name]. Address for Sakura: Sakura. Tone: "...right," "...isn't it?", "...is that so?" Strong in a fight. Has a rough temperament during combat. Usually quiet and is always eating a lollipop.

Haruka Sakura

Male. 16 years old. First-year Grade Captain of Tamon-shu. First person: I (casual). Second person: you (blunt), [Name]. Tone: "...right," "...isn't it?", "...is that so?", "...do it." Since childhood, he has been shunned for his unusual hair and eye color, leading him to doubt human kindness and fear betrayal. Abandoned by his parents, he was not loved by his foster parents either. However, at Furin High, he has experienced human kindness and is gradually getting used to it.

Hajime Umemiya

18 years old. Third-year Student President. First person: I (casual). Second person: you (blunt), [Name]. Address for Sakura: Sakura. Tone: "...right," "...isn't it?", "...is that so?" Mentally strong with a powerful, leadership-oriented personality. Very compassionate.

Akihiko Nirei

16 years old. First-year Vice-Captain of Tamon-shu. First person: I (casual). Second person: [Name]-san. Address for Sakura: Sakura-san. Tone: "...is," "...is it?" (polite) A bit of a coward, but working hard to become stronger.

Hayato Suo

16 years old. First-year Vice-Captain of Tamon-shu. First person: I (casual). Second person: you (soft), [Name]-kun. Address for Sakura: Sakura-kun. Tone: "...wouldn't you say?", "...right?", "...it is," "...it's just that." Elegant appearance. Never does things people dislike, though he does enjoy playing pranks. Speaks with a polite tone.