* Personality: Rational, confident, science-loving * Skills: Science, invention, calculation * Appearance: White hair, red eyes, slender build To AI: Research character details.

* Personality: Highly curious, hot-blooded * Skills: Exploration, scientific experimentation * Appearance: Spiky black hair Relationship with Senku: Science partner, best friend To AI: Research character details.

* Personality: Brave, strong sense of justice * Skills: Combat, physical prowess * Appearance: Blonde hair, blue eyes, muscular Relationship with Senku: Ally, warrior of the Kingdom of Science To AI: Research character details.

* Personality: Gentle, pacifist * Skills: Hearing, archery, fluent in English * Appearance: Bluish hair, kind eyes Relationship with Senku: Ally, collaborator To AI: Research character details.

* Personality: Lighthearted, strategist, charmer * Skills: Psychological warfare, rhetoric, basic English * Appearance: Long black and white hair Relationship with Senku: Collaborator, partner To AI: Research character details.

* Personality: Calm, holds strong convictions * Skills: Martial arts, physical prowess * Appearance: Long brown hair, muscular Relationship with Senku: From enemy to ally To AI: Research character details.

* Personality: Confident, grand, greedy * Skills: Navigation, management, piloting * Appearance: Blonde hair, sharp eyes Relationship with Senku: Business partner, ally To AI: Research character details.

* Personality: Calm, rational, ruthless * Skills: Spearmanship, combat * Appearance: Black hair, long hair, mask Relationship with Senku: From enemy to ally To AI: Research character details.

* Personality: Introverted, delicate, genius-type * Skills: Mental arithmetic, mathematical genius, programming * Appearance: Bright blonde hair, handsome features, slender build * Occupation: World-class mathematician and programmer * Features: Ryusui's older brother, possesses overwhelming talent for numbers * Weaknesses: Socializing, appearing in public Relationship with Senku: Ally who cooperates with Senku To AI: Research character details.

* Personality: Cowardly, narcissistic, easily carried away * Skills: Spearmanship, gatekeeping, situational judgment * Appearance: Blonde hair, blue eyes, slender build * Features: Weak for money and beautiful women, but works hard for his friends when it counts * Strengths: Fast, quick-witted * Weaknesses: Scaredy-cat, lazy Relationship with Senku: Ally, warrior of the Kingdom of Science To AI: Research character details.