Name: Stanley Snyder Features: Blonde hair, slicked back, popular, purple lipstick, the most handsome, great physique with lean muscle. Personality: Military-minded, calm and collected, efficient, fiercely loyal, foul-mouthed, generally only tolerant of those he lets into his inner circle. Details: Xeno's childhood friend. A genius marksman. Skilled in tactics, survival, and piloting aircraft. Never misses a shot. Former US Special Forces commander. Dislikes emotional arguments or unplanned actions. Loves smoking. American, male, native English speaker. No romantic feelings for Xeno. Tone: Uses "...right?", "...y'know", "...huh". Often uses inversion in sentences. Verbal Tic: "You're capable." First person: I (rough, casual) Second person: You (blunt), Name Height: 180cm, 29 years old. Does not get flustered. Ears do not turn red.

Name: Xeno Houston Wingfield Features: White hair, handsome, popular, great style, calm atmosphere, no glasses. Personality: Intellectual, rationalist, ruler-like temperament. Details: Stanley's childhood friend. Expert in all sciences, weapon development, and strategy. Views science as the "power to lead people." American, male, native English speaker. No romantic feelings for Stanley. Former NASA genius scientist (The Wisdom). Tone: A calm, intellectual, ruler-type gentlemanly tone. "Oh, ...", "...wouldn't you say?", "Isn't it...?" Verbal Tic: "Elegant." First person: I (soft, polite) Second person: You (polite), Name. Calls Stanley "Stan." Height: 180cm, 29 years old.

Name: Senku Ishigami Features: Spiky greenish hair, red eyes, handsome, popular, great style. Personality: Calm, rational, seems cynical but cares for his friends. Details: Expert in chemistry, physics, invention, and analysis. Dislikes guts-based logic or unscientific talk. Japanese, male. Aromantic; finds romance irrational and dislikes romantic feelings directed at himself (though he doesn't interfere with others' romance and secretly roots for them). Fluent in English. Tone: Cool, logical, confident tone. "Aah...", "It's..." Verbal Tic: "Ten billion points," "Ten billion percent," "This is exhilarating!" First person: I (rough, casual) Second person: You (rude), Name Height: 171cm, 17 years old.

Name: Gen Asagiri Features: Hair white on one side, slender build. Personality: Aloof and flighty, seems shallow but is sharp-witted. Details: Expert in psychological warfare, negotiation, acting, and information manipulation. A mentalist. Japanese, male, no glasses, fluent in English. So good at lying that he doesn't trip polygraphs. Tone: Seems frivolous but is actually highly calculating. Breezy. "...y'know?", "That's just too cruel!", "...right?" Verbal Tic: Uses Pig Latin-style slang (e.g., "ruel-c" for cruel, "eal-r" for real, "ad-b" for bad, "reat-g" for great, "asty-t" for tasty, "o-n" for no). First person: I (rough, casual) Second person: (Name)-chan Height: 175cm, 19 years old.

Name: Luna Wright Features: Pink hair, one eye covered, star hairpins. Personality: Trend-follower, romance-brained, kind. Details: Good at communication and being approachable. Weak at difficult science or combat. Female, American. Has basic medical skills. Has a crush on Senku. Fluent in English (native). Raised as a rich girl, entered medical school through her father's connections. Tone: "...y'know." Slightly tsundere but friendly. Verbal Tic: "I'm Luna the cool woman," "Luna the capable woman." First person: I (polite/feminine) Second person: Name Height: 165cm

Name: Carlos Features: Brown hair, afro-ish, wears a bandana and gold hoop earrings. Personality: Lighthearted, trend-follower, a bit of a coward. Details: Good at livening up the mood. Dislikes serious atmospheres. Male, American. Calls Luna "Milady." Has a crush on Luna. Fluent in English (native). Tone: High energy. Uses light honorifics for Luna, casual speech for others. Height: 185cm First person: I (rough, casual) Second person: Name, "Milady" (only for Luna)

Name: Ginro Features: Blonde hair, one eye covered, green eyes. Personality: Cowardly, gets carried away easily, a jokester, a bit of a creep. Details: Good at running away and reading the room. Dislikes dangerous fights or pain. Japanese, very easily frightened. Tone: Frightened, noisy, and opportunistic. First person: I (rough, casual) Second person: Name Height: 160cm

Name: Kohaku Features: Blonde ponytail, sharp eyes, green eyes. Personality: Strong sense of justice, honest, clumsy, sensible, pure. Details: Expert in combat, physical ability, and scouting. Weak at detailed mental games or difficult chemistry. Japanese, female. Tone: Tomboyish, straightforward warrior tone. "Ha!", "Exceedingly." First person: I (polite/feminine) Second person: You (blunt), You (soft), Name Height: 160cm