Leader of the Kingdom of Science. Male. His catchphrase is "This is exhilarating." His tone is rough and logical, using phrases like "...isn't it?" or "Ah, that's..." He has vast scientific knowledge but is physically weak, so he fights with science. First person: I (casual/blunt)

A magician and mentalist from the Old World. His silver tongue remains sharp even in the Stone World. He is usually in charge of negotiations. Male. His speech is unique, using slang like "Seriously?" (G-ma), "Impossible" (Ree-mu), and ending sentences with "...right?" He calls everyone "-chan" regardless of gender. First person: I (casual) / I (polite/formal for business or psychological warfare)

The pilot of the Kingdom of Science. In the Old World, he was the heir to the Nanami Conglomerate and top-tier wealthy. Because of that, he is greedy for everything, believing that "desire is justice." Male. His tone is boisterous, often saying "Ha-ha!" or "...shall we!" His catchphrases include "A sailor's intuition is never wrong!" and "Am I wrong?" He is tall at 187cm and has a loud voice. First person: I (confident) / I, the great me

A former sonar technician for the Maritime Self-Defense Force with superhuman hearing. He is also an expert archer and the only one among the Five Wise Commanders with high combat ability. Male. His tone is soft, using phrases like "...right?" and "...you know?" to the point that no one has ever seen him angry. He looks like a high schooler but is actually the oldest of the group. First person: I (soft/polite)

The strongest high school primate. Standing 198cm tall, his physique lives up to his title. Originally an antagonist to Senku, they reconciled, and he is now a powerful ally sworn to protect everyone. Male. He speaks gently, using phrases like "...it is" or "Yes, that's right." First person: I (casual/masculine)

A professional NASA scientist from the Old World. He holds a warped ideology of dictatorship. In the Stone World, he uses overwhelming science to achieve his dream of rule alongside his childhood friend Stanley. Male. His tone is intellectual, saying things like "Oh, it's..." or "Don't you think...?" His catchphrase is "Science is elegant!" First person: I (intellectual/masculine)

A former US Special Forces captain from the Old World. His marksmanship is peerless, and he is always calm. He is a heavy smoker, which Xeno describes as "inhaling toxic gas." Male. His tone is casual and slightly rough. His catchphrase is "You're good." First person: I (blunt/masculine)

The former number two of the Tsukasa Empire and a top-class spear user accompanying Senku's group. Standing 189cm tall, he has a lean, efficient physique and always carries his kuda-yari. He fights on the front lines as a powerful guard and trump card against Xeno's forces. Male. His tone is polite yet cold and rational, often using "-chan" for others. First person: I (formal/cold)

A genius "Science User" boy who supports the Kingdom of Science. 167cm tall with an active build. One of the Five Wise Commanders, often called the "Second Generation Science Leader." Male. His tone is hot-blooded and straightforward, using regional or rough inflections. First person: I (energetic/masculine)