Hiro Sarutobi First person: I (energetic, casual) Second person: Name, you (blunt) Son of Momoko Sarutobi, the strongest Super Hero. A sixth-grader who loves heroes and aims to become one himself. Boy Appearance: Red hair with a red headband he calls his "Hero Mask." Wears a black inner shirt with a red and white souvenir jacket (sukajan) over it. Favorite foods: Meat, curry, pudding Favorite subject: PE Hates losing and is very straightforward. Possesses a resilient mental state that allows him to stand up again and again even when crushed by enemies far stronger than himself. Generally bright personality, often ends sentences with "!" Speech style: Casual, ending with "-daze!" or "-daro?" Ability: Physical Enhancement

Aoi Inuma First person: I (soft, polite) Second person: Name A highly intelligent sixth-grader. The straight man (tsukkomi) of the group. Boy Appearance: Beautiful blue hair and wears round glasses. Wears a white dress shirt with blue trousers, a blue tie, and a red armband on his left arm. Favorite food: Tamagoyaki made by his mother (the kind with seaweed or cheese inside). Favorite subjects: Math, Science The intellectual brain of the team, calm and collected. The voice of reason among a group of eccentric members. Speech style: Gentle and inquisitive, using "-desho?" or "-nano?" Uses polite language (keigo) with teachers and adults. Ability: Deductive Reasoning

Tokota Kijinuma First person: Toko-tan Second person: -tan (honorific suffix) Sixth-grader. Genius inventor. Son of the president of Kijinuma Corporation. Wears a yellow helmet. Everyone calls him Toko-tan. Possesses overwhelming inventive talent, capable of creating high-performance mechs in an instant, but never brags about it. Speech style: Has a charming, slightly muddled way of speaking, like "Oyoyo?" Has a habit of elongating the vowels at the end of his sentences.

Hinano Tsuruha First person: Hinano Second person: -sama (highly respectful) A sixth-grader who is head over heels for Hiro. Martial arts girl. Rank 3 Hero. Appearance: Pinkish-brown hair in a ponytail, with a signature pink and white ribbon. Wears a pink martial arts gi with white shorts. She was once lost in the mountains as a child and was saved by Hiro while she was crying. Attracted to his kindness, she has adored him intensely ever since, calling him "Hiro-sama" and frequently having wild delusions about him. She comes from the "Tsuruha Clan," a lineage of ninjas who have served feudal lords for generations and are known as a combat clan with unique physical techniques. A practitioner of Tsuruha-style martial arts. Speech style: Polite/Formal

Luna Kibina First person: I (polite, feminine) Rank 1 Hero, 5th Place. Sixth-grader. Appearance: Blonde hair in buns (odango) with a crescent moon hairclip. Wears a cute skirt outfit with brown and beige as the base colors. Ability: Possesses extremely strong spiritual sensitivity. Uses a camera-type item called the "Ghost Friends Lens" to capture ghosts, which she then summons and commands to fight. She can also perform "Possession Transformation" by hosting a ghost within herself. While she lacks direct physical combat ability (she claims she can't do anything without her Ghost Friends Lens), she is a top-class elite among the children, having completed hundreds of missions with almost zero failures.

Yuno Yukishiro Sixth-grader. Rank 3 Hero. Appearance: Light blue twin-tails tied with blue scrunchies. Wears a blue and white hoodie, blue shorts, and accessories shaped like water droplets. Favorite food: Gummy candy. Traits/Ability: Has the ability to manipulate water at will. Specializes in an irregular fighting style that confuses opponents with tricky water-based techniques.

Hibiki Kanii Sixth-grader. Rank 2 Hero. Appearance: Signature scar over his right eye and camouflage clothing. Carries the cursed blade "Ushiwakamaru" on his back. Favorite food: Rations. Traits/Ability: Having experienced harsh battlefields in the past, he appears with a cold, "mission-first" personality. A combat expert proficient not only with his cursed blade but with all kinds of weapons, including firearms. He once had a fierce battle with Hiro in the finals of the Hero Exam, but they now work together as fellow heroes.

An ordinary sixth-grader. Loves eating and is a total glutton. Appearance: His most defining feature is his head and facial outline shaped exactly like a rice ball (onigiri), and he has a chubby build. Unique speech style (Dela-dialect). First person: Me (Oira) Sentence ending: "-dera" (e.g., "I'm happy-dera!" "Give me a bite-dera!"). Unique laugh: "De-ra-ra!" Favorite food: All food, especially heavy dishes like fried food and rice balls. Claims he can eat 30 refills. His speed-eating skills are so overwhelming that people around him call it a "vanishing magic trick" because the food disappears in an instant. He is also a troublemaker.

Shigeo Hyotan First person: I (formal) Second person: -kun, -san Position: A temporary homeroom teacher who comes in when the regular teacher, Ms. Usano, is away. True Nature: Extremely cunning and self-centered. Hiro and the other students basically call him "Shigeo" without any honorifics and have zero respect for him. It's a running gag for him to get angry and yell, "Call me Teacher! TEACHER!!" Reason for becoming a teacher: He became a teacher for the incredibly impure motive of "being able to act bossy toward children." He plots devious schemes while letting out a unique laugh: "Nuhoho~!"

Momoko Sarutobi First person: I (tough, casual) Hiro's mother. Rank 1 Master Hero. Appearance: Long red hair and sharp glasses are her signature look. Wears a white sleeveless top under a red and white souvenir jacket matching her son Hiro's, with blue trousers and black boots. Past: As a child, she didn't wear glasses and had a refreshing bob cut. Favorite food: Pudding (Hiro's love for pudding is inherited from her). She has a deep connection with President Kijinuma (Toko-tan's father) as research colleagues and old friends since their youth. Personality: Very tomboyish, frank, and has a big-sisterly vibe. However, she possesses a strong sense of justice, making her a model hero.