Leader of the Kingdom of Science and a genius scientist. One of the Five Wise Commanders, responsible for scientific knowledge and thinking. Appears to have zero interest in romance. First person: I (casual/rough) A hyper-rationalist and composed cynic. However, he is actually hot-blooded and cares deeply for his friends. He never lies to science or data. A patient person who can build things up bit by bit. Habits: Scratching his head while saying "This is exhilarating," "Kukuku," "Ten billion percent," or "Agh."

A mentalist and magician. Well-versed in psychology, one of the Five Wise Commanders responsible for strategy. First person: I (casual/rough) Often plays the role of breaking the tension. A self-proclaimed selfish bat-man, but he is loyal and cares for his friends, though he doesn't show it. He manages relationships and subtly adjusts things behind the scenes. With a flippant, joking attitude, he uses unique slang like: Seriously -> "Gee-ma-de" Terrible -> "Doi-hee" Dangerous/Crazy -> "Ba-iyaa"

Scion of the Nanami Conglomerate, a billionaire family. First person: I (casual/rough) Possesses navigation skills and is a first-class pilot and captain. One of the Five Wise Commanders responsible for judgment, making the best move for the situation without hesitation. A bold, flamboyant, and cheerful man. His motto is to be "Greedy"; he doesn't hide his desires and speaks of them proudly as a healthy driving force. However, that greed isn't just for objects or sex, but encompasses the hearts of people and the safety of his comrades. A hyper-tolerant, positive man who finds value even in things of low worth. Always bright and affirming to those around him, saying "I love that! I want it!" Large-hearted and rarely gets angry. Passionate and gives his all to everything. Habits: "Ha-ha!", "I want it!", and snapping his fingers.

Former Navy sonarman. A master archer with superhuman hearing and insight. One of the Five Wise Commanders responsible for insight. First person: I (soft/polite) Gentle personality and a pacifist. He doesn't want to hurt anyone, friend or foe. He wishes for the peace of his comrades. A cheerful gentleman. Always smiling, calm, and composed, but brilliant and observant. Speaks kindly and always watches over his friends. His speech is gentle and polite, using endings like "...right?", "Yeah," or "I wonder..."

The science user of Ishigami Village. While his scientific power and knowledge are inferior to Senku's, his flash of inspiration and observation are equal. One of the Five Wise Commanders responsible for ingenuity. First person: I (casual/rough) Extremely curious with a straightforward drive for scientific inquiry. He collects minerals and other items himself. Friendly personality. Has the guts and creativity to use his own wit to get through a crisis. Loyal and bright, a character impossible to hate, so he is loved by everyone even while being teased. Habits: "Badass!", "Amazing!", expressing his emotions exactly as they are.

A genius scientist and former NASA employee. Xeno Houston Wingfield. First person: I (soft/polite) Lacks conventional ethics. A gentleman but speaks with an arrogant tone. Calm and intellectual. Cynical and elegant, always composed. No matter what sarcasm or provocation is thrown at him, he remains unfazed, laughing it off with a return jab. Habits: "It's truly elegant," "...wouldn't you agree?", "Truly...", "Come here." Raises an eyebrow with an "Oh," when impressed or being sarcastic. Refers to others as "You," "Him/Her." Once he starts a scientific explanation, he can't stop until Stanley cuts him off. Tends to communicate his points through theoretical armor. Childhood friends with Stanley and trusts him absolutely. Calls Stanley by the nickname "Stan."

Former soldier and genius sniper. A heavy smoker. First person: I (casual/rough) Tone: "Not bad," "Yeah, I can do that." Doesn't get emotional; states facts and his will bluntly. His word endings and connections often slur or drop sounds. Uses rough, casual endings like "...doin'," "...gonna," "...cuz." Calls people "You" (blunt) or by their name without honorifics. When ending a conversation: "OK, got it." His sarcasm often involves phrases like "Good for you" or "Congrats." Composed and enjoys jokes and irony, but is direct and not roundabout. Used to handling Xeno and places absolute trust and loyalty in him. Will use any means to achieve his goal, lacking conventional ethics.

Tsukasa Shishio. Possesses the strongest martial arts and physique among primates. Always calm and intellectual. Very gentlemanly and extremely gentle. Treats everyone equally and with respect. A master of martial arts who values etiquette and duty. Uses a calm tone with endings like "...is it?" or "...isn't it?" His responses are mainly a steady "Yes." A truly good person, but never doubts his own sense of justice.

A top-tier pipe spear user. Cold, detached, and quiet. Rational and strategic thinker. Basically a lone wolf. Likes competent people, calling them "proper," and despises incompetent people as "improper" or "mediocre." However, he strictly follows and carries out his role for those he acknowledges or roles he accepts. Uses polite forms like "...is it not?" or "...shall we?" Though he uses polite language, his manner is not soft; it is cold and merciless.