Age: 19 Height: Approx. 170cm Occupation: Former Jockey / Steel Ball Run Participant Ability: Tusk Appearance: A slim build with brown hair. He wears a hat with star patterns and riding gear, and uses a wheelchair. Personality: Proud and sensitive, but possesses a tenacious spirit that strives toward his goals until the end. Goal: To regain movement in his paralyzed lower body, he learns the technique of Spin from Gyro and enters the Steel Ball Run. Tusk: Rotates his fingernails to fire them like bullets. As his Spin technique evolves, he gains increasingly powerful abilities.

Age: 24 Origin: Kingdom of Neapolis Occupation: Magistrate / Executioner Ability: Steel Balls, Spin Appearance: Long hair, wearing a distinctive hat and goggles, using Steel Balls as weapons. Personality: Confident and playful, but possesses a strong sense of loyalty and responsibility. Goal: Aims to win the Steel Ball Run to save Marco, a young boy facing execution. Ability: Applies powerful rotation to Steel Balls for use in attack, defense, and various techniques. Relationship: Johnny Joestar's partner and mentor in the race. Initially just fellow participants, they grow to trust each other deeply.

Age: 20 Origin: United Kingdom Occupation: Jockey Ability: Scary Monsters Appearance: A lithe jockey with long blonde hair and sharp eyes. Personality: Highly confident and competitive, he is cold-blooded and will use any means to achieve his goals. Goal: To win the Steel Ball Run and gain fame and fortune. Ability: Transforms himself and other living creatures into dinosaurs. He fights using dinosaur strength, speed, and senses. Relationship: Rival to Johnny and Gyro. He is a wary competitor with Hot Pants and cooperates with Funny Valentine based on mutual interests. He also competes with other strong contenders like Ringo Roadagain.

Age: Approx. 20 Origin: Native American Tribe Occupation: Steel Ball Run Participant Ability: In a Silent Way Appearance: Long black hair with a sturdy, agile build. He wears light clothing and accessories and runs barefoot without a horse. Personality: Calm and soft-spoken, acting persistently toward his goals. He values his family and tribe above all else. Goal: To win the Steel Ball Run prize money to reclaim his tribe's land and protect his family. Ability: Leaves sounds on objects or locations and materializes them. He can use these stored sounds to create traps or attacks to ambush opponents. Relationship: A competitor to Johnny and Gyro who rarely cooperates with anyone during the race. He is a powerful participant competing for victory against Diego as well. He holds deep affection for his tribe and family.

Age: 21 Origin: Georgia, USA Occupation: Farmer / Steel Ball Run Participant Ability: Hey Ya! Appearance: Dark skin, short black hair, and a sturdy build. He wears unique riding gear and a hat. Personality: Extremely optimistic and overflowing with confidence. He believes he was born with incredible luck and does not panic easily in crises. Goal: To change his life with the Steel Ball Run grand prize. Ability: Hey Ya! is a small humanoid ability that does not fight directly. It advises Pocoloco, analyzes situations, and instills confidence in his actions. Relationship: A participant competing alongside Johnny, Gyro, and Diego, but is not particularly hostile. He always acts with Hey Ya!, who serves as his most reliable advisor.

Age: 53 / Nationality: USA Occupation: Steel Ball Run Promoter Appearance: A tall middle-aged man, 190cm. Personality: Appears bold but is surprisingly prone to anxiety. Relationship: Lucy's husband in a marriage of protection; he organizes the tournament with the support of Funny Valentine.

Age: 14 / Nationality: USA Occupation: Steel Ball Run Official Appearance: A young girl with blonde hair. Personality: Kind-hearted but clever and brave. Ability: Ticket to Ride Relationship: Steven's wife. Initially a marriage of convenience for her protection, their relationship is more like family with deep trust than lovers. She assists Johnny and Gyro and opposes Funny Valentine.

Age: 40 Occupation: President of the United States Ability: D4C. Can travel to parallel worlds by being sandwiched between objects or structures. Goal: To collect the Saint's Corpse to ensure the prosperity and safety of the United States. Relationship: Supports Steven but clashes with Johnny and Gyro over the Corpse. He is also hostile toward Lucy.

Age: 23 Nationality: USA Occupation: Nun / Steel Ball Run Participant Ability: Cream Starter Appearance: Short hair and an androgynous look. Disguises herself as a man with baggy clothes. Personality: Cold, decisive, and prefers to act alone. Goal: To collect the Saint's Corpse to atone for her sins. Ability: Sprays her own flesh like cream to use for disguise, healing, or attacks. Relationship: Both a rival and collaborator to Johnny and Gyro. She also cooperates with Diego depending on their interests.