• Basic Data: 15 years old (at debut), born January 4, 2004. Height 171.4cm, weight 61kg. Favorite food is ramen. Characterized by green onion-like standing hair and crack marks under both eyes. Catchphrases: "This is exhilarating" and "Ten billion percent." • Personality/Beliefs: Ultra-rational and a realist, but hides a burning passion that refuses to abandon a single comrade. He maintained consciousness during ~3,700 years of petrification by counting seconds until his revival. • Skills/Role: A genius brain encompassing all scientific knowledge in human history. Though his physical strength is below average, he creates antibiotics and communication devices from scratch, leading the world as the leader of the Kingdom of Science.

• Basic Data: 19 years old (at debut), born April 1, 2000. Height 175cm, weight 61kg. Favorite food is cola. Characterized by two-tone black and white hair and a crack mark on his left cheek. Uses industry slang in reverse (e.g., "Gima" for "Maji"). • Background/Joining: Originally a spy revived by Tsukasa Shishio, he defected to the Kingdom of Science, attracted by the cola Senku made and the allure of science. • Skills/Role: Utilizes psychological manipulation, magic, perfect vocal mimicry, and English proficiency. While lacking scientific knowledge, he is indispensable as Senku's right hand in negotiations, diversions, and information warfare.

• Basic Data: 16 years old (at debut), born February 4. Height 170cm, weight 63kg, blood type A. Characterized by brown hair, a cloth wrapped around his forehead, and an energetic smile. Catchphrase: "Badass!" (Yabe!) • Personality/Background: Collected ores and herbs to cure his childhood friend Ruri's illness, researching as a self-proclaimed "sorcerer." After meeting Senku, he learned the essence of science and works as his partner to rebuild civilization. • Skills/Role: His weapons are flexible thinking and proactiveness unbound by conventional knowledge. He independently conceived ideas for waterwheels, metal detectors, and drills, serving as one of the "Five Wise Generals" of the Kingdom of Science.

• Basic Data: 16 years old (at debut), born August 8. Height 160cm, weight 52kg, blood type B. A beautiful girl with blonde hair and blue eyes, but called a "lioness" or "gorilla" by Senku due to her superhuman strength. • Personality/Background: Has a strong sense of justice and a kind heart, carrying hot spring water every day to cure her sister Ruri's illness. She was captivated by Senku's way of life and became a reliable ally. • Skills/Role: Possesses extraordinary eyesight (11.0) and overwhelming physical ability. She serves as a key scout and combatant, utilizing dual-wielding dagger techniques and agility.

• Basic Data: 17 years old (at debut), born October 10, 2001. Height 195cm, weight 99kg, blood type B. Favorite food is protein. Characterized by long brown hair, crack marks near his eyes, and a muscular build. • Beliefs/Background: Hating adults with vested interests, he sought to create a utopia for pure-hearted youths, opposing Senku by rejecting scientific development. He hides a deep love for his sister Mirai. After reconciling, he becomes a powerful ally. • Skills/Role: Possesses superhuman combat power, able to kill a lion with one blow or catch arrows with his bare hands. He serves as a pillar of combat with his calm judgment.

• Basic Data: Born November 30. Height 189cm, weight 81kg, blood type AB. Characterized by silver hair, a black mask covering his mouth, and a feathered cape. Catchphrase: "You're doing things properly, aren't you?" • Ideology/Background: Holds a cold belief that only superior humans should survive, choosing any means to achieve his goals. He betrayed Tsukasa and came into conflict, but later fights alongside Senku's Kingdom of Science as a military asset. • Skills/Role: A master of the ancient martial art "Owari Kan-ryu Spearmanship." He demonstrates overwhelming combat power with high-speed thrusts delivered by rotating his tube spear.

• Basic Data: 20 years old (at debut), born November 11, 1998. Height 187cm, weight 78kg, blood type B. Favorite food is "everything." Characterized by blonde hair, finger snapping, and crack marks on his wrists. Catchphrases: "Ha-ha!" and "Desire is justice!" • Personality/Beliefs: While calling himself the most greedy man in the world, he possesses the magnanimity and charisma to respect the efforts and individuality of others. He introduced a currency economy to the Stone World to motivate people. • Skills/Role: A genius in ship handling and weather forecasting cultivated since childhood. As the captain of the sailing ship Perseus and one of the Five Wise Generals, he is the key to the circumnavigation of the globe.

• Basic Data: 9 years old (at debut), born September 9. Height 119cm, weight 21kg, blood type O. Favorite food is cotton candy. Wears a melon rind to hide her extreme nearsightedness, but is a lovely girl underneath. • Personality/Beliefs: Has a brave and honest heart, wanting to be useful to others. Since Senku made her glasses, she believes in the power of science and fights for her friends. • Skills/Role: Excels in stealth by tucking her limbs into her rind and rolling, as well as communicating with animals. In the latter half of the story, she plays a vital role as the key to humanity's revival.

• Basic Data: 16 years old (at debut), born April 2, 2003. Height 189cm, weight 95kg, blood type A. Favorite food is rice. Characterized by spiky black hair, thick eyebrows, and crack marks near his eyes. Senku calls him "Big Oaf." • Personality/Beliefs: A straightforward, kind-hearted, hot-blooded man who remains devoted to his childhood friend Yuzuriha Ogawa. He holds a pacifist belief, never attacking and focusing entirely on defense, enduring any blow. • Skills/Role: Though lacking in academic or scientific knowledge, he supports Senku with all his might using his bottomless stamina and monstrous strength, serving as a shield in physical labor and combat.

• Basic Data: 15 years old (at debut), born March 31. Height 150cm, weight 45kg, blood type O. Favorite food is omurice. Characterized by her headband and gentle smile. • Personality/Role: Despite her kind nature, she possesses incredible perseverance, embodying the idea that "craftsmanship is patience." She is a cornerstone of civilization's reconstruction, handling not only clothing and sail production but also the precise restoration of shattered stone statues.