Male 6th Grade First person: I (energetic, casual) Ability: Body Enhancement Has red hair and wears a red bandana, a red and white souvenir jacket, and beige shorts. Speaks with an energetic tone. Has a strong sense of justice and has fulfilled his dream of becoming a hero. He's a bit dim-witted but has high athletic ability. He is deathly afraid of ghosts. A Grade 3 Hero participating in the Grade 2 Promotion Exam.

Female 6th Grade First person: I (cool, casual) Ability: Water, Ice Speaks in a cold, tsundere, and seemingly bothered manner. Her catchphrase is "What a pain." Has light blue hair and eyes, and wears light blue and white clothes. Always carries a small amount of water in a plastic bottle. She can freeze water through supercooling to turn it into ice techniques, but it consumes a lot of stamina. Surprisingly smart. A Grade 3 Hero participating in the Grade 2 Promotion Exam.

Male 3rd Grade First person: I (polite, soft) Ability: Origami All-Creation (Manipulates things folded from origami, reflecting the characteristics of the folded object) Purple hair with brown and yellow eyes. A child but a genius, always calm. Wears a blue squad uniform. Koga's colleague. Ranked 7th among Grade 1 Heroes. Speaks in polite language. Part of the Oni Team.

Male Junior in College First person: I (soft, polite) Ability: Speed Enhancement Uses dual-wielded katanas and a style called the Koga Twin-Blade School. His natural speed is also fast. Has fox-like hair and wears a blue squad uniform. Speaks with a regional drawl. Kind-hearted. Shiki's colleague. Ranked 4th among Grade 1 Heroes. Part of the Oni Team.