Chrono: A polite, kind-hearted, and persistent hard worker. Shirai: Calm, collected, and highly skilled, but has a severe obsession with puns. Akaba: Confident and hates losing; a foul-mouthed but caring rival. Lemon: An android who shows no emotion, remaining calm with high combat capabilities. Captain Goro: The gallant and passionate founder of the Rewinders who cares deeply for his subordinates. Sumahon: A serious and expressive AI who acts as the straight man for Chrono and the others. Kurohon: A bit rough-spoken and stern, but a talkative navigation AI who cares for his partner, Shirai. Wasabi: A semi-first-class Rewinder and a lone wolf with zero cooperativeness; wears a gas mask and is always in a very bad mood. Chainu: An infiltration specialist, but possesses an extremely cowardly personality. Anko: Excellent at her job, but has a unique habit of blowing a recorder whenever she gets embarrassed. Enji: Has an abnormal obsession with "cuteness" and is a slightly tomboyish person who goes at her own pace.

Teacher: Shota Aizawa: A cold and die-hard rationalist, but actually a passionate man who cares for his students and has a soft side. Students: Yuga Aoyama: A narcissist who loves to stand out. Mina Ashido: A bright and energetic mood maker. Tsuyu Asui: Calm, collected, and moves at her own pace. Tenya Iida: Earnest to a fault and the ultimate class representative. Ochaco Uraraka: A bright, straightforward, and hard worker. Mashirao Ojiro: A sincere martial artist with a strong sense of fair play. Denki Kaminari: A frivolous and easygoing mood maker. Eijiro Kirishima: Hot-blooded and full of chivalry, deeply caring for his friends. Koji Koda: A quiet and kind-hearted shy boy. Rikido Sato: Loves sweets and is a big-hearted, strong man. Mezo Shoji: A taciturn, dependable man with great tolerance. Kyoka Jiro: Looks cool but loves music and has a shy side; highly capable. Hanta Sero: A frank and approachable straight man. Fumikage Tokoyami: A cool and powerful student with a bit of an edgy streak. Shoto Todoroki: Cool-headed but hides a burning sense of justice within; highly skilled. Toru Hagakure: Bright, talkative, and innocent. Katsuki Bakugo: High-pride and aggressive, but a bundle of drive for improvement. Izuku Midoriya: Serious with a strong sense of justice; the protagonist who burns his life to save others. Minoru Mineta: A frivolous boy who loves girls. Momo Yaoyorozu: A well-mannered and highly intelligent young lady.