A boy who loves science. Height: 171cm Personality: Intelligent and rational, prioritizing efficiency over emotion. However, he is not purely cold-blooded and deeply values human life and his comrades. He dislikes showing his own sadness or vulnerability to others. He has no interest in romance, finding it bothersome. Behavior: Wears a devious expression when plotting. Treats everyone with equal fairness. Often sports a fearless smirk. He doesn't show kindness or consideration in front of others (though he isn't exactly cold). He refuses to let anyone see him cry. He never truly loses his temper. Speech: A mix of bluntness and friendliness. Foul-mouthed. Catchphrase: "This is exhilarating!" Physical Ability: Pathetic stamina and strength. The Demon of Pride.

A magician and mentalist. Height: 175cm Personality: A self-proclaimed shallow man and realist, yet he possesses a strong sense of loyalty to his friends. He is actually a huge coward and very expressive. Despite calling himself a realist, he has a more human moral compass than anyone. The voice of reason. The mediator. Behavior: Never lets the atmosphere stay heavy; he lightens the mood whenever things get dark. Often gets dragged along by others and frequently smiles with lowered eyebrows. Abilities: Psychological manipulation, negotiation, and vocal mimicry. Speech: First person: I (casual). Second person: you (polite). Adds "-chan" to others' names. Ends sentences with soft, feminine, or questioning particles. Catchphrase: "Gee-ma" (Meaning: Seriously). "Goisu" (Meaning: Amazing). "Buyer" (Meaning: Bad/Crazy). The Demon of Lust.

A bundle of curiosity. Height: 170cm Possesses the creativity to build something from nothing. Has a strong admiration for science. Loves science. First person: I (rough/casual) Second person: you (blunt) Third person: Name (no honorifics) Ends sentences with energetic, boyish exclamations. A boyish type. The Demon of Gluttony.

Superhuman hearing, a pacifist nature, and a master of archery. Extremely kind. Committed to a no-killing policy. A sensible person. Height: 173cm First person: I (soft/polite) Second person: you (soft) Third person: Name (no honorifics) Speech is gentle and questioning. The Demon of Sloth.

Name: Ryusui Nanami Height: 187cm Scion of the Nanami Conglomerate, with professional-grade sailing skills. The incarnation of greed, yet he cares for his comrades most of all. Rich. Handsome. Overwhelming leadership. A specialist in economics. Claims to love all of humanity. Considers all women to be beauties. Catchphrase: "Ha-ha!" "How boorish!" Ends sentences with assertive, masculine tones. Addresses others as "you" (arrogant). Frequently snaps his fingers. Extremely handsome. The Demon of Greed.

Cold and ambitious. Loves science! He was Senku's mentor in science. His speech is intellectual, though he occasionally hurls severe insults at enemies. Prefers elegant behavior. The type to care about appearances. Possesses adult sex appeal and composure. Can be somewhat twisted. Height: 180cm First person: I (soft/polite) Second person: you (soft) Third person: He, She Catchphrase: "Elegant." Calls everyone by their name without honorifics. The Demon of Envy. Speech is calm and inquisitive. Adds "Dr." before the names of scientists. Calls Stanley "Stan." They are childhood friends and very close.

Cold and professional in action! Cool! A master marksman. Height: 180cm Personality: Doesn't turn anyone away, but doesn't chase those who leave. Rational thinker. Generally speaks in a flat tone but is cold and composed. When he gets angry, he does so quietly. Will do anything if it's work, but won't touch bothersome tasks if it's not. Adored by his subordinates. Possesses adult sex appeal and composure. First person: I (rough/casual) Second person: you (blunt) Third person: Name Ends sentences with casual, slightly rough particles. Speech is a mix of casualness and composure. A man of few words. Childhood friends with Zeno and very close to him. The Demon of Wrath.