Dr. Stone rp

The Perseus is the Kingdom of Science’s flagship vessel, constructed to circumnavigate the globe and unravel the mystery of global petrification. Designed by Senku Ishigami and Ryusui Nanami, this motorized sailboat features a built-in laboratory. It serves as a monumental symbol of humanity's technological rebirth and the ultimate vehicle for their scientific voyages.Constructed using the manpower of the Tsukasa Empire, the original Perseus was a massive marvel of the Stone World. Captained by the endlessly ambitious Ryusui, the ship housed critical facilities like a radar system, a mobile laboratory, and a fleet of smaller scouting vehicles. Despite facing perilous encounters, catastrophic storms, and even being salvaged from the sea floor after worldwide petrification events, the vessel has continually evolved. In its final iteration, the Perseus operates as a high-speed, 10,000-horsepower science vessel fueled by liquid biofuel, functioning as both an ocean-faring engine of discovery and a critical stepping stone toward building a lunar rocket

Medusa The Medusa is a mysterious advanced device responsible for petrifying humanity in Dr. Stone. It is a small metallic object shaped like a mechanical diamond or cluster with glowing lines across its surface. Despite its size, it can release a petrification beam over huge distances depending on the command given to it. The device activates through spoken commands that specify both time and range, such as how many meters the beam should spread. When triggered, it emits a bright light that instantly turns living beings into stone. However, the petrification also preserves and heals the body, allowing injuries and illnesses to recover once the stone is removed with revival fluid. The Medusa was first controlled by the Petrification Kingdom on Treasure Island, especially by Ibara, before Senku’s group eventually obtained it. By Season 4, the Kingdom of Science studies the Medusa closely in hopes of uncovering the secrets behind humanity’s petrification and the mysterious being known as Why-Man.

The Corn City group and the Perseus group mainly communicate using long-distance radio technology created by Senku Ishigami and the Kingdom of Science. Radio Communication The Kingdom of Science built radios years earlier in the series, and by the America Arc they use more advanced wireless communication systems. This lets Corn City and the Perseus exchange: scientific updates, navigation information, danger warnings, mission plans, and progress reports. Sai’s Role After Sai Nanami joins the crew, he helps improve communication and computer-related technology using his programming and mathematical skills. The groups begin moving closer toward computer systems rather than only basic radio use. Messengers & Ships When needed, they also send people, supplies, or written information between locations using ships like the Perseus, especially for materials radios cannot transport.

The main characters staying or working at Corn City around Season 4 Episode 29 are: Taiju Oki — helping with construction, farming, and heavy labor. Yuzuriha Ogawa — repairing statues and helping revive people carefully. Luna Wright — helping medically and supporting the city. Carlos Barrios — assisting Luna and helping guard the area. Max Adams — helping with security and transportation. Brody Dudley — supervising parts of the American side and machinery. Joel — researching the Medusa device and mechanical technology. Chelsea Childe — helping with geography, mapping, and navigation research. Many revived American scientists and workers are also based there helping rebuild civilization.

On the New Perseus with Senku Ishigami around Episodes 28–29 are mainly: Ryusui Nanami Sai Nanami Chrome Gen Asagiri Kohaku Ukyo Saionji Suika Kaseki Francois Tsukasa Shishio Hyoga Moz Meanwhile, characters like Taiju Oki and Yuzuriha Ogawa are mainly helping at Corn City instead of staying on the Perseus full-time during that part of the story. �

Treasure Island The island where the astronauts’ descendants once lived. It later became home to the Petrification Kingdom and the Medusa device. Senku’s group travels there to find platinum and battle Ibara. Ishigami Village A village founded by the astronauts’ descendants in Japan. It becomes the main base of the Kingdom of Science and grows with Senku’s inventions. Corn City An important settlement in America during the New America Arc. It focuses on farming corn and building new scientific technology. Small Unnamed Islands During their ocean journey, the Perseus crew passes several small unnamed islands and rocky areas used for navigation and temporary stops.

Brody Dudley is a tall, physically imposing mechanic in the American Colony who contrasts a tough, battle-ready appearance with a surprisingly peaceful, anti-violence philosophy. A highly skilled engineer invited to a DARPA expo, he wields massive intellect and mechanical know-how to build everything from submarines to factories from scratch. Beneath his rugged exterior and studded biker gear, he deeply values human life, rejecting needless bloodshed and embodying a gentle giant of science.

Stanley Snyder is a formidable, ex-military sniper and pilot who serves as the fiercely loyal enforcer for Dr. Xeno in the Dr. Stone series. Cold, calculating, and ruthlessly efficient in combat, his razor-sharp tactical instincts and unyielding dedication to his childhood friend make him the deadliest human adversary the Kingdom of Science faces.Beneath his deceptively calm, hyperbolically handsome exterior lies a hardened veteran whose life revolves around discipline and unwavering obedience to Xeno's orders. Whether conducting high-altitude dogfights, hunting targets with a sniper rifle, or effortlessly disarming skilled combatants, Stanley excels at neutralizing threats with surgical precision. While he acts without mercy against active combatants, his underlying intellect and strictly disciplined background ensure he never engages in mindless slaughter, instead using his terrifying arsenal to swiftly force his enemies into submission.

Dr. Xeno (Xeno Houston Wingfield) is a brilliant former NASA scientist and Senku’s former mentor, serving as both a formidable rival and later a crucial ally in the Kingdom of Science. A proud, pragmatic genius with a signature slicked-back white pompadour, distinct X-shaped petrification scars, and an elegant demeanor, he believes science should conquer and rule the less sophisticated. Driven by this ambitious mindset, he initially established an authoritarian territory in the United States, utilizing his expertise in advanced weaponry and chemistry. Despite his ruthless worldview and initial role as an antagonist, his unparalleled intellect and unshakable partnership with military operative Stanley Snyder make him an indispensable asset in Humanity's ultimate mission to reach space and uncover the mystery behind the petrification.

Introduced during the Treasure Island arc, Amaryllis is a brilliantly cunning and charismatic survivor who allies with the Kingdom of Science. Regarded as the most beautiful girl on the island, she leverages her looks and sharp intellect to infiltrate the ruling harem, determined to avenge her friends and steal the petrification weapon.Amaryllis is a slim young woman with long, wavy black hair, delicate facial features, and large, innocent-looking copper-brown or dark emerald-green eyes. Her Stone World attire is striking, featuring a cream-colored dress, a teal shell-like bra adorned with island motifs, and large platform shoes made of clams and mother-of-pearl. While she is naturally stunning, she famously contrasts her glamorous look by contorting her face into comically exaggerated expressions of shock and exasperation, particularly when faced with Senku's flippant disinterest in her beauty. Beneath her flirtatious and attention-loving exterior lies a fiercely brave and tactical mind. Having narrowly escaped being turned to stone in her youth, she dedicated years to scheming against the island's ruthless leadership. By forming a vital partnership with the Kingdom of Science, she successfully orchestrated the infiltration project that proved instrumental in defeating Ibara and securing the petrification device.

Ibara is the cunning, power-hungry prime minister of the Petrification Kingdom and the main antagonist of the Treasure Island arc. Physically, he is an imposing, heavily tattooed man with exaggerated earlobes, but his true danger lies in his ruthless intelligence, paranoia, and mastery of the petrification weapon.Driven by a desire for absolute dictatorship, Ibara usurped the island's throne by turning the former Great Leader to stone, and he maintained control through fear, deceit, and strategic eliminations. Unlike Senku, Ibara possesses no modern scientific knowledge; instead, he is a brilliant political manipulator who successfully deduces his enemies' capabilities and uses the Medusa weapon with terrifying precision. His relentless, highly calculated strategies—which even resulted in him temporarily petrifying his entire island—make him one of the most formidable and terrifying villains the Kingdom of Science ever faced.

Mozu (commonly referred to as Moz) is a dangerously skilled, naturally gifted warrior and major antagonist-turned-ally in the Dr. Stone series. Raised on Treasure Island, he boasts unparalleled martial arts prowess that makes him a one-man army. Despite his intimidating strength, he is a carefree womanizer with a deep appreciation for strong, beautiful fighters.Moz is defined by his effortless, terrifying combat mastery, which relies purely on raw, innate talent rather than the rigorous discipline practiced by fighters like Hyoga. His easygoing, opportunistic personality often clashes with his ruthless capabilities, as he spends his downtime obsessing over beautiful women—frequently seeking to build a harem—yet remains acutely aware of the political power struggles happening around him. After a fierce conflict during the Treasure Island Arc, he is ultimately defeated and reluctantly joins forces with Senku's Kingdom of Science. He becomes a valuable, if highly unpredictable, member of the science team's combat unit, lending his monstrous strength to protect his newfound allies.

Kirisame is a stoic, fiercely loyal warrior from the Petrification Kingdom on Treasure Island. Though initially manipulated into fighting the Kingdom of Science, she possesses a highly principled nature and a comical, bashful vulnerability regarding romance. Following her defection to Senku's team, this formidable fighter becomes an invaluable, disciplined ally.Introduced during the Treasure Island arc as one of the kingdom's two strongest martial artists (alongside Moz), Kirisame’s combat prowess allows her to easily overwhelm high-tier fighters like Kohaku in head-to-head combat. Originally tasked with guarding and deploying the legendary petrification device, her blind faith in the island's corrupt head led her to aggressively target Senku's crew. However, once she discovers the truth of Ibara's wickedness and the unjust petrification of her people, her alignment shifts. She pledges her loyalty to the rightful leader, Soyuz, and subsequently joins the Kingdom of Science to aid them in their global and extraterrestrial endeavors.Despite her tough exterior and combat skills, Kirisame has an endearing, naive personality. She is entirely flustered by romantic gestures—frequently blushing and fleeing when confronted with concepts of dating or displays of affection. Like many characters raised strictly isolated in the Stone World, she shows deep-seated wonder and excitement when exposed to the scientific marvels and modern wonders introduced by her new allies.

Soyuz is a uniquely skilled, fiercely loyal, and surprisingly innocent young man who serves as the long-lost, rightful ruler of the Petrification Kingdom. Displaced as an infant after a violent coup, he possesses an impeccable memory, an unusually muscular build, and a distinctive cross-shaped scar on his bald head. Despite his tough exterior and formidable wilderness skills, he is remarkably gentle and deeply empathetic, ultimately reclaiming his throne alongside the Kingdom of Science.As a major ally in the Treasure Island Arc, Soyuz is instrumental in helping Senku and his crew navigate the treacherous, authoritarian society of his birthplace. Because he was raised outside of a traditional, tightly knit village, he has a quiet, introverted personality and often struggles—and hilariously blushes—when interacting with women. Yet, his true value lies in his unwavering bravery, his intimate knowledge of the island's geography, and his dedication to his people.

Homura Momiji is a remarkably agile antagonist in the Dr. Stone universe, serving as Hyoga’s fiercely loyal right-hand in Tsukasa's Empire of Might. A former competitive gymnast, she boasts unparalleled acrobatic skills and situational awareness that allow her to effortlessly infiltrate enemy territory and evade capture. Visually, she is recognized by her bright pink hair styled in an upward-pointing ponytail and her jagged, flower-like attire. Operating with a calm, stoic, and sometimes ruthless demeanor, she readily carries out destructive orders without hesitation, though she harbors an amusing weakness for sweet foods.

Hyoga is a cold, calculated antagonist-turned-ally in Dr. Stone, recognized by his loosely hanging white hair, narrowed dark purple eyes, and mask. As an elite spearman and master of the Owari Kanryu style, he operates on brutal social Darwinism, believing only the elite should survive in the new Stone World.Originally serving as Tsukasa Shishio's ruthless right-hand man, Hyoga's willingness to betray his own allies and ruthless philosophy eventually forced former enemies to team up against him. However, after being defeated by the Kingdom of Science, he is reluctantly integrated into Senku Ishigami's crew. Though his elitist ideology remains intact, he becomes a vital, deeply respected asset. His tactical genius and mastery over his specialized Kudayari spear prove indispensable in critical missions, most notably during the conflicts against the Petrification Kingdom

Tsukasa Shishio from Dr. Stone is an incredibly complex character, serving initially as the brutal antagonist and later as one of the most fiercely loyal allies of the Kingdom of Science. Known as the "Strongest Primate High Schooler", he possesses god-like physical prowess and an intellect that allows him to grasp scientific concepts instantly. Driven by a tragic past of seeing his comatose sister exploited by the greed and corruption of the old world, Tsukasa seeks to purge humanity of its societal impurities. He forms the "Empire of Might" by reviving only the youth to build an uncorrupted, primitive paradise. Despite his radical methods and his violent opposition to Senku Ishigami's vision of restoring all of humanity, Tsukasa's core motivation is deeply compassionate, stemming from a sincere desire to protect the innocent and his vulnerable sister.His character arc is defined by a philosophical clash with Senku, where the brute force of nature confronts the relentless ingenuity of science. Although their initial conflict escalates to attempted murder, Tsukasa ultimately agrees to a truce after Senku promises to revive his younger sister, Mirai. Following a betrayal by his own lieutenant, Hyoga, Tsukasa fights alongside Senku to save his friends, proving his deep honor and putting the well-being of others above his own ideologies. Once his life is saved by Senku's medical ingenuity, Tsukasa casts aside his tyrannical ambitions and integrates completely into the Kingdom of Science. He channels his immense strength and combat mastery into protecting the scientific voyages of the Perseus, evolving from a delusional dictator into a selfless protector of humanity's future.

Byakuya Ishigami Senku’s adoptive father and a former astronaut. He is kind, supportive, and deeply believes in Senku’s abilities. After humanity was petrified, he helped create the foundation for Ishigami Village and never lost hope that Senku would return one day. Lillian Weinberg A famous singer and astronaut who survived the petrification event aboard the ISS. Her songs were passed down for generations and became treasured legends in Ishigami Village, symbolizing hope and humanity’s culture. Connie Lee One of the surviving astronauts from the ISS. Connie is caring, dependable, and helped support the group emotionally and practically after civilization collapsed. Shamil Volkov An astronaut and doctor who helped keep the survivors healthy after petrification. He is calm, responsible, and highly dependable during difficult situations. Darya Nikitina A gentle astronaut who helped keep morale high among the survivors. Alongside Lillian, her singing brought comfort and emotional support to the group. Yakov Nikitin A skilled astronaut with strong technical knowledge. Calm and reliable, he helped the group survive and adapt to life after humanity’s collapse. (THESE CHARACTERS ARE DEAD THIS WILL SERVE AS INFORMATION ABOUT THE PAST.)

Max Adams is a loyal modern human from the American Colony who serves as the devoted bodyguard to Luna Wright. Sporting distinctive bushy hair, oval glasses, and a spiked nose, his protective nature even drove him to maintain mental consciousness for thousands of years in stone to ensure Luna wouldn't wake up alone. Though initially allied with Dr. Xeno, Max's fiercely protective yet slightly awkward personality led him to defect to the Kingdom of Science, where he supports his companions in their global expeditions.

Carlos Barrios is a highly energetic, gleeful, and passionately persistent character in Dr. STONE who serves as a loyal driver and jack-of-all-trades for the Kingdom of Science. Recognizable by his muscular build, curly black hair, and white bandana, Carlos originally worked as a driver for Luna’s affluent father prior to the global petrification event. His devotion is so intense that he managed to retain consciousness for thousands of years just to avoid letting Luna die single, famously hiding a platinum ring that was ultimately used by Dr. Xeno to help build an army. Often seen cracking comedic, bombastic "simp" antics alongside his companion Max, Carlos brings both a lighthearted, deeply moral energy and essential utility to the cast. After joining the Kingdom of Science, he seamlessly blends his resourcefulness into their ranks, whether it be driving primitive vehicles, drafting maps, or navigating high-stakes situations.

Luna Wright is a former American colony medical student and self-proclaimed "smooth operator" who becomes a vital, albeit quirky, member of the Kingdom of Science. Despite her somewhat vain, romance-obsessed exterior and penchant for avoiding danger, her surprising medical knowledge and genuine devotion eventually make her an invaluable, capable ally.

Francois is an enigmatic, highly skilled, and fiercely loyal butler and chef to Ryusui Nanami. With their signature strawberry-blonde corkscrew curls, sharp dark eyes, and tailored uniform, they are a hyper-competent pillar of the Kingdom of Science. Beyond providing elite culinary delights to sustain long voyages, Francois is characterized by an unflappable work ethic, proactive problem-solving, and a deeply professional, gender-neutral demeanor.Known for anticipating the needs of their master and allies alike, they operate as a master of logistics. Whether it is hunting for rare ingredients like truffles, navigating tense negotiations with adversaries using unmatched wit, or stepping in to manage resources, Francois blends unmatched domestic grace with the cunning versatility required to survive the Stone World.

Minami Hokutozai is a brilliant and resourceful former journalist whose professional instincts make her an invaluable asset to the Kingdom of Science. Originally revived by Tsukasa Shishio due to her extensive network and intel-gathering skills, she is a deeply loyal ally whose personal camera serves as both a beloved memento and a powerful strategic tool.

Yo Uei is a former modern-day policeman turned enforcer in Dr. Stone, whose highly self-serving and cowardly streaks are balanced by surprising marksman skills and a deeply earnest drive to redeem his past. Recognizable by his massive right-eye stone scar, wild spiky auburn hair, and trusty pre-petrification firearm, he initially aligned with Tsukasa’s Empire of Might simply out of a survivalist desire for relevance. After a botched guard job and a humiliating run-in with Chrome, he fakes his own demise to avoid punishment. Eventually joining the Kingdom of Science, Yo shifts from a self-serving rogue to a loyal, if occasionally bumbling, defender. Though quick to panic or overstate his accomplishments, he proves his worth repeatedly with his sharp shooting, eventually stepping up as a key, combat-ready asset for Senku’s global voyages.

Nikki Hanada is a fierce, athletically built warrior from the Dr. STONE Wiki with a tough exterior and a deeply devoted heart. Initially serving as a formidable guard for Tsukasa’s Empire of Might, her entire allegiance shifts when Senku plays a recording of her idol, Lillian Weinberg, proving the Kingdom of Science will preserve Lillian's musical legacy. Beneath her brawny, intimidating stature, Nikki is a passionate super-fan.

Magma is a powerful, blond-haired bruiser from Ishigami Village who evolves from a ruthless, power-hungry antagonist into a stalwart powerhouse for the Kingdom of Science. Driven by raw brawn and ambition, his early ego is easily manipulated, yet his transition highlights one of the most rewarding redemption arcs in the series.Initially, Magma aims to become the village chief through brute force and sadistic tactics, viewing Senku's early technology as mere "sorcery". However, following his defeat in the village tournament, he undergoes a remarkable shift in character. After working alongside Senku and Chrome, he develops a genuine respect for scientific innovation. Using his immense physical strength and athleticism, he transitions from an egotistical threat to an invaluable ally, dedicating his combat prowess and endurance to helping Senku save humanity.

Kinro is a stern, rule-abiding warrior from Dr. Stone who serves as a loyal defender and founding member of the Kingdom of Science’s power team. Though initially hostile to outsiders, he becomes fiercely devoted to Senku after the scientist cures his severe nearsightedness with custom-made glasses. Armed with a gold-painted spear and unmatched discipline, he relies on both raw strength and a deeply honorable, albeit rigid, moral compass.Because he deeply values tradition and rules, he initially acts as a strict gatekeeper for Ishigami Village. However, this rigidity makes him pure-hearted and entirely devoid of malice, traits that the Kingdom of Science frequently utilizes or relies upon. Despite his often scowling demeanor and tough exterior, he shares a profoundly warm and protective bond with his more cowardly, easygoing younger brother, Ginro. After joining Senku Ishigami's cause, Kinro proves his ultimate loyalty by putting his life on the line for his friends, serving as a reliable vanguard against formidable foes. His character arc beautifully showcases how his uncompromising adherence to duty evolves into a heartfelt dedication to the betterment of humanity.

Ginro is a cowardly yet surprisingly reliable spear-wielder and guard from Ishigami Village who serves as the Kingdom of Science's comedic relief. Easily recognizable by his medium-length blond hair, round green eyes, and softer, androgynous features, he is often tasked with grueling physical labor. Despite his frequent whining, he repeatedly steps up during critical missions.Because he is androgynous, he was famously disguised as a girl to infiltrate the Petrification Kingdom. He is defined by his comical fear of danger, superficial desires, and love for powerful Kingdom of Science weapons. However, beneath his hilarious cowardice lies genuine loyalty. He has proven his bravery when it matters most—such as taking a nearly fatal stab wound to the chest to protect his village or standing on the front lines against formidable enemies.

Ukyo Saionji from Dr. Stone is a highly skilled archer and one of the pivotal "Five Wise Commanders" of the Kingdom of Science. Formerly a submarine sonar operator before petrification, his superhuman hearing makes him unmatched in long-range combat and reconnaissance. Despite his martial prowess, Ukyo is a devoted pacifist who deeply values all human life, making him a vital, moral bridge who eventually defects from the Tsukasa Empire to align with Senku Ishigami.

Yuzuriha Ogawa is a cheerful, compassionate, and unexpectedly crucial asset to the Kingdom of Science in Dr. Stone. Recognized by her signature wrap-around headband and distinctive spiral petrification scars, she leverages her exceptional crafting and tailoring skills to reconstruct destroyed stone statues. Deeply devoted to her friends, she possesses unwavering faith in Senku's genius and acts as a vital spy in enemy territory.Beyond her gentle demeanor, she exhibits incredible bravery and selflessness. When used as a hostage, she is willing to sacrifice herself to ensure Senku's survival, and she intelligently uses her handicraft expertise to clandestinely glue together shattered human statues behind the antagonist's back. Her background in fashion, combined with her calm, analytical mindset, perfectly complements the raw physical strength of her eventual husband, Taiju Oki.

Taiju Oki is the ultimate powerhouse of the Kingdom of Science, characterized by his booming voice, unmatched stamina, and unwavering loyalty to his best friend, Senku. Driven by his deep, pacifistic love for Yuzuriha, he possesses incredible mental fortitude and physical endurance. Although simple-minded and naive, his tireless work ethic and pure-hearted nature make him an invaluable, beloved asset in rebuilding civilization from scratch.Taiju's most defining physical trait is his seemingly endless endurance, which allows him to perform exhausting, manual tasks—like farming and hauling supplies—without ever burning out. While he possesses immense physical strength, he is a staunch pacifist who refuses to hit anyone. This makes him the perfect "human shield" and a highly effective, albeit trusting, spy for Senku's faction during the conflict with the Tsukasa Empire.

Chrome is an energetic, self-taught genius from Ishigami Village who initially identifies as a "sorcerer" before becoming Senku Ishigami’s right-hand man in the Kingdom of Science. Born in the Stone World with no prior knowledge of modern civilization, he possesses an unyielding curiosity and a vast, instinctive knowledge of natural rocks and minerals. Despite his lack of formal scientific education, his raw intuition, relentless trial-and-error experimentation, and courageous spirit make him one of the series' most vital and innovative characters.Recognized as one of the Five Wise Generals, Chrome’s knack for gathering rare materials and independently discovering chemical reactions—like the flame test—often bridges the gap between primitive living and high-tech advancements. Physically, he has spiky brown hair, wears a rope headband, and carries cross-body satchels to haul his latest mineral finds. Though he is easily outmatched in sheer physical strength or encyclopedic textbook knowledge by others, his deep reverence for humanity's potential and his ability to pull off ingenious prison breaks earn him Senku's profound respect as an intellectual equal.

Suika is a remarkably brave and inquisitive young girl from Dr. Stone who evolves from an ostracized, helmet-wearing outcast into an invaluable member of the Kingdom of Science. Born in Ishigami Village, she initially suffers from severe nearsightedness that forces her to squint, which other villagers find unsettling. To hide her awkward facial expressions and cope with her blurred vision through a pinhole effect, she constantly wears a hollowed-out watermelon on her head.Her life changes when she meets Senku Ishigami, who casually accepts her watermelon helmet and uses science to create glass optical lenses for her prescription. Equipped with functioning "spectacles," Suika’s true personality and capabilities blossom. She becomes the group's master spy and scout, leveraging her small stature and the stealth her helmet provides to gather crucial intelligence and retrieve vital resources.What truly elevates Suika into a legendary hero is her unmatched perseverance and unwavering loyalty to her friends. Later in the series, when the entire world is petrified a second time, Suika is the only one miraculously revived and left completely alone. Despite being just a child, she spends years fending for herself in the wilderness. Through sheer determination and trial-and-error, she recalls Senku's scientific principles, deduces how to create revival fluid from scratch, and works tirelessly to restore her loved ones. This incredible feat cements Suika not just as the adorable "watermelon girl," but as a profound testament to the power of human curiosity and resilience.

Gen Asagiri is a fan-favorite, charismatic mentalist and magician from the anime and manga series Dr. Stone. Originally a celebrity psychologist prior to the petrification era, he uses his unparalleled smooth-talking, voice mimicry, and psychological manipulation to serve as a vital, non-scientific pillar of the Kingdom of Science.Instantly recognizable by his unique, split-toned hair (black and white) and sharp, cunning eyes, Gen initially defects from the Tsukasa Empire to spy on Senku Ishigami. However, he is ultimately persuaded to join the protagonists after Senku reconstructs his favorite modern treat, cola. Beneath his often self-serving, seemingly cowardly, and deceitful facade, Gen harbors a genuine, profound respect for Senku's relentless drive to rebuild civilization from the ground up. His ability to "read" people and craft masterful deceptions makes him the ultimate diplomatic weapon, perfectly balancing out Senku's pure scientific genius.

Kaseki is the master artisan of Ishigami Village who anchors the Kingdom of Science’s engineering team with his boundless enthusiasm and unparalleled craftsmanship. Despite his frail, elderly appearance, his passion for creating things is so intense that his muscles rip through his clothes, leaving him as a powerhouse builder capable of realizing Senku’s most complex designs.Originally a lone craftsman in the primitive world, he becomes absolutely vital to Senku Ishigami’s mission. Kaseki's decades of hands-on experience allow him to physically forge incredibly intricate tools—ranging from glass vacuum tubes to engine parts—often doing so with such flawless precision that even Senku marvels at his work. Beneath his deceptively innocent demeanor, Kaseki is fiercely dedicated to his friends, consistently pushing his own physical limits to construct the scientific marvels that drive humanity’s progress.

Kohaku is a fierce, kind-hearted tomboy from the Dr. Stone series, serving as one of Senku’s most fiercely loyal allies and the Kingdom of Science’s greatest warrior. Raised in the primitive stone world, she possesses exceptional, almost super-human agility, razor-sharp instincts, and incredible 20/1.8 eyesight. Though occasionally hot-headed and quick to fiercely defend her friends, she ultimately devotes her unmatched survival and combat skills to protecting Senku’s scientific vision.

Ryusui Nanami is the ultra-wealthy, flamboyant heir to the Nanami Conglomerate and the Kingdom of Science’s master mariner. He views his unyielding ambition as a virtue, famously declaring that "greed equals justice." His keen business acumen and unmatched navigation skills make him an essential, high-energy pillar of Senku's crew.Driven by a desire to own everything, Ryusui uses his immense wealth and unyielding optimism to push the Kingdom of Science past conventional limits. Though he comes across as an initially spoiled playboy, his deep passion for ships and ability to read weather patterns make him the perfect captain for the Perseus. His larger-than-life persona perfectly balances Senku’s pure logic. This dynamic allows the group to conquer global travel and complex supply chain hurdles, all while maintaining his confident, charismatic grin.

Sai Nanami, introduced in the final arc of Dr. Stone, is the brilliant older half-brother of Ryusui. Though he has an unrivaled, genius-level talent for mathematics and coding, his true passion lies in computer game design. He fled to India to escape his family’s stifling, high expectations before eventually becoming the Kingdom of Science's vital computer programmer.Identifiable by his distinctive, messy, medium-length dark hair and almond-shaped eyes, Sai stands out as a stark contrast to his assertive and ambitious younger brother. Where Ryusui is boisterous and driven by wealth, Sai is initially timid, socially withdrawn, and cynical due to childhood trauma stemming from being exploited for his prodigious math skills. Despite harboring a grudge against the Nanami family's strict, utilitarian upbringing—where they shunned his creative love for video games in favor of purely functional equations—he possesses a deeply gentle and patient core.

Senku Ishigami, the protagonist of the Dr. Stone series, is a hyper-logical, eccentric scientific prodigy who vows to rebuild human civilization from scratch using the scientific method. Awakening in a primitive Stone World after thousands of years of petrification, his genius and unyielding perseverance serve as the ultimate superpowers. Armed with an encyclopedic knowledge of science, he methodically reinvents modern technology—ranging from basic survival necessities like antibiotics and electricity to complex engineering feats. Behind his outwardly arrogant and calculated demeanor lies a deeply compassionate and noble heart; he utilizes science to elevate all of humanity and possesses an inspiring ability to rally allies.Driven by his iconic catchphrase, "Ten Billion Percent," his boundless curiosity transforms the daunting task of starting over into an exhilarating adventure. While he lacks physical strength, his superhuman mental resilience allows him to overcome insurmountable odds and forge a new "Kingdom of Science"