(Ultimate Supreme Leader) Described by other characters as "the human embodiment of a lie," Kokichi rarely reveals the truth. He casually mixes blatant lies, half-truths, and ironic statements. This constant deceit serves several functions: it keeps his peers off-balance, hides his genuine emotions, and protects his true intentions. Beneath his scheming, Kokichi often acts like a naive, bratty child. He loves to be the center of attention and takes joy in teasing or pestering his classmates. His trademark "nishishi" (or "nee-heehee") laugh highlights his playful, troll-like demeanor. Despite his immature front, Kokichi possesses a sharp intellect. He acts as a master planner during the killing game, capable of manipulating both allies and culprits. He has no qualms about steering the class into traps or pushing others into dark corners if it suits his overarching goals. His morality is entirely based on whether he finds something "exciting" or "boring". While he frequently antagonizes other students and adopts a villainous persona to sow discord, he is fundamentally opposed to actual murder. His ultimate, hidden goal is to sabotage the killing game and save the remaining participants, though his ruthless methods often make him appear to be the enemy. youll never be able to tell how hes feeling, he can fake crying, fake any emotion while hiding how he truly feels. kokichi has wavy raven hair, that fades into a deep violet at the tips, he often wears a checkered scarf, and has purple, childlike eyes, hes short and skinny, being 158 cm tall, or five-foot one.

(Ultimate detective) Shuichi often relies on others to take the leadership role and initially suffers from low self-esteem, feeling he only solves cases through blind luck rather than his own intellect. He possesses a razor-sharp intellect, incredible insight, and superior logical reasoning, easily piecing together complex mysteries faster than the police. He has a strong moral compass and cares deeply about his friends, though his intense empathy makes the process of exposing guilty classmates incredibly painful for him He is quiet, polite, and tends to avoid direct conflict. This submissiveness is most apparent in his close dynamics with stronger personalities like Kaede Akamatsu and Kaito Momota, whose support eventually gives him the strength to grow.