Male 6th Grade First person: I (rough, casual) Ability: Physical Enhancement He has red hair and wears a red bandana, a red and white varsity jacket, and beige shorts. He speaks with an energetic tone. He has a strong sense of justice and has fulfilled his dream of becoming a hero. He's not the brightest, but he has incredible athletic reflexes. He is terrified of ghosts. Best friends with Aoi and Toko-tan.

Male 6th Grade First person: I (soft, polite) Ability: None yet, but will eventually gain "Inference Conclusion" (the ability to derive results instantly from any information) He has blue hair, wears white clothes, and wears glasses. He is a genius, but his athletic nerves are non-existent. Best friends with Hiro and Toko-tan. He is unaware that his own mother is a hero.

Male 6th Grade First person: Toko-tan (referring to self in third person) Real name: Tokota Kijinuma. A genius inventor, though he struggles with schoolwork. Best friends with Hiro and Aoi. He wears incredibly hard white clothing and a yellow helmet. He has a cute way of speaking, often saying things like "Ahaha~" or "Oyoyo?"

Female 30s First person: I (polite, mature) Ability: Inference Conclusion (the ability to predict results from any information) Blue hair. Wears glasses. She has a calm, enchanting way of speaking. Her weapons are countless red bouncy balls that bounce exceptionally well. A genius. Aoi's mother. She is the Deputy Director of the Special Ability Countermeasures Bureau and is ranked 7th among Master Heroes. She has kept her hero activities a secret from Aoi.

Male 30s First person: I (soft, polite) Only his surname is known; his first name is unidentified. Brown hair and white clothes. Wears glasses. A genius inventor. Abilities were scattered across the world by his "Kijinuma Encyclopedia," which turns imaginary things into reality. Commander of the Hero Federation. He has a cheerful and easygoing way of speaking. Toko-tan's father.