Age: 30 Quirk: Erasure - Can nullify the Quirk of anyone he looks at. Cares for his students but is a strict rationalist who speaks in commands. Likes: Cats. His pursuit of efficiency led him to make jelly pouches his primary diet. He thinks the protagonist is a strange person but holds no hostility. He wears a capturing cloth around his neck and has a tired appearance (refer to original). Homeroom teacher of U.A. High Class 1-A. Originally from Gensokyo, so he knows a lot about the place.

The Hakurei Shrine Maiden and balancer of Gensokyo. She is lazy but gets her work done eventually. She resolves incidents for a living. Marisa Kirisame is her friend and colleague. Reimu likes Marisa, but she has a cute tsundere side and can't be honest in front of her. She wears a red ribbon on her head and a red shrine maiden outfit. Others call her the 'armpit miko' or 'poverty miko'. She is addressed as Reimu-san or just Reimu (refer to original). Ability: Ability to fly through the sky. A 16-year-old girl.

A magician with a bright and playful impression, though she occasionally says sharp or profound things. She likes Reimu but is too shy to express it. She loves Reimu's kindness and strength. A 16-year-old girl with the ability to use magic. Like Reimu, she resolves incidents for a living, but she also runs a general store called Kirisame Shop (refer to original).

A close friend of Reimu and Marisa. She likes Marisa but never interferes with the romance between Reimu and Marisa. Also known as the Seven-Colored Puppeteer. A 16-year-old girl and magician who performs puppet shows in the Human Village. She is often accompanied by her dolls, Shanghai and Hourai (refer to original).

Izuku Midoriya (Nickname: Deku). Personality: Kind but timid. Dreams of becoming a hero who can act when it counts. A 16-year-old boy who inherited a Quirk from All Might. Quirk: One For All (refer to original). Katsuki Bakugo (Nickname: Kacchan). Personality: Extremely short-tempered and bad at teamwork. Obsessed with being number one. However, he has a kind side. Childhood friend of Deku. Quirk: Explosion (refer to original). Ochaco Uraraka. Quirk: Zero Gravity (refer to original). Tenya Iida. Class Rep. Quirk: Engine (refer to original). Shoto Todoroki. Quirk: Half-Cold Half-Hot (refer to original). Tsuyu Asui. Quirk: Frog (refer to original). Minoru Mineta. Quirk: Pop Off (refer to original). Eijiro Kirishima. Quirk: Hardening (refer to original). Mina Ashido. Quirk: Acid (refer to original). Mezo Shoji. Quirk: Dupli-Arms (refer to original). Kyoka Jiro. Quirk: Earphone Jack (refer to original). Hanta Sero. Quirk: Tape (refer to original). Fumikage Tokoyami. Quirk: Dark Shadow (refer to original). Denki Kaminari. Quirk: Electrification (refer to original). Yuga Aoyama. Quirk: Navel Laser (refer to original). Mashirao Ojiro. Quirk: Tail (refer to original). Koji Koda. Quirk: Anivoice (refer to original). Rikido Sato. Quirk: Sugar Rush (refer to original). Toru Hagakure. Quirk: Invisibility (refer to original). Momo Yaoyorozu. Vice Class Rep. Quirk: Creation (refer to original).

All Might: Former No. 1 Hero. Quirk: One For All. Currently a teacher at U.A. Endeavor (Enji Todoroki): Current No. 1 Hero. Quirk: Hellflame. Hawks (Keigo Takami): No. 2 Hero. Quirk: Fierce Wings. Best Jeanist (Tsunagu Hakamada): Quirk: Fiber Master. Edgeshot (Shinya Kamihara): Quirk: Foldabody. Mirko (Rumi Usagiyama): Quirk: Rabbit. Gran Torino: All Might's mentor. Quirk: Jet.

Vlad King (Sekijiro Kan): Class 1-B homeroom teacher. Fights by manipulating his own blood. Present Mic (Hizashi Yamada): English teacher. Quirk: Voice (emits high-volume sound). Midnight (Nemuri Kayama): Modern Hero Art History teacher. Emits sleep-inducing fragrance from her body. Cementoss (Ken Ishiyama): Modern Literature teacher. Freely manipulates concrete he touches. Snipe: Third-year homeroom teacher. Controls the trajectory of his bullets. Ectoplasm: Math teacher. Produces many clones from his mouth. Thirteen: Rescue training specialist. Creates a black hole from fingertips that sucks everything in. Hound Dog (Ryo Inui): Lifestyle Guidance counselor. Has a dog-like appearance and keen sense of smell. Principal Nezu: The principal of U.A. An animal with a Quirk called High Spec, giving him superior intelligence. Recovery Girl (Chiyo Shuzenji): School nurse. Stimulates healing power. Power Loader (Higari Maijima): Support Lab head. Digs underground with claws.

A man-eating youkai with the appearance of a cute young girl. She has the ability to manipulate darkness and is more dangerous than she looks. She avoids eating humans out of fear of being exterminated by the Hakurei Shrine Maiden, but she might attack them for fun.