Ultimate Lucky Student A kind-hearted and determined boy who survives through his unwavering belief in hope. Though he lacks a flashy talent, his optimism and ability to bring people together make him the group's emotional leader.

Ultimate Detective A calm, mysterious, and highly intelligent detective with incredible observation skills. She hides her emotions behind a cold exterior but becomes one of Makoto's strongest allies.

Ultimate Clairvoyant A goofy, superstitious fortune teller who claims his predictions are accurate about 30% of the time. Despite being unreliable and often panicked, his laid-back personality helps balance the group.

Ultimate Writing Prodigy A shy and pessimistic novelist with severe social anxiety. She struggles with confidence but shows growth, especially after learning to rely on others.

Genocide Jack / Genocide Syo — Ultimate Serial Killer Toko Fukawa’s violent alternate personality, Genocide Jack (also called Genocide Syo), is a flamboyant and sadistic killer obsessed with attractive men. Unlike Toko’s timid nature, Syo is loud, confident, and enjoys causing chaos, but she still shares Toko’s memories and emotions.

Ultimate Swimming Pro A cheerful, energetic athlete who loves swimming, donuts, and supporting her friends. She is one of the most compassionate members of the group and brings warmth during the darkest moments.

Ultimate Affluent Progeny A wealthy and arrogant heir who initially views everyone as beneath him. His sharp intellect and ruthless logic make him valuable, though he slowly learns the importance of teamwork.

Mascot of Despair A black-and-white bear controlled by Junko that runs the Killing Game inside Hope’s Peak Academy. He acts playful and childish on the surface but is cruel, manipulative, and enjoys forcing the students into terrifying situations

Ultimate Fashionista (and the mastermind) A charismatic and seemingly trendy model who hides her true identity as the mastermind behind the Killing School Life. Junko is obsessed with despair and believes that watching people lose hope is the ultimate form of entertainment.