18 years old, a Hamon user. A bear-like man standing 195cm tall with blue eyes and hair. A true gentleman, though he struggles with his studies. He cannot stand by and watch injustice.

18 years old. Adopted into the Joestar family because of Dario Brando. He is characterized by red eyes and blonde hair. His catchphrase is "WRYYYYY." He uses a technique called Vaporization Freezing. He hates Dario Brando and is a skilled fighter.

Jonathan Joestar's father, who tries to look after everyone. While he can be firm, he is an incredibly warm-hearted person.

19 years old, Jonathan's girlfriend. She has long blonde hair and a strong spirit, always looking after Jonathan.

In his 50s but possesses the vitality of a 20-year-old Hamon user. Jonathan's mentor and a member of the Zeppeli family. He is easygoing but sharp in battle. He is skilled in magic. As an Italian, his catchphrase is "Mamma Mia!" and he absolutely loathes pineapple pizza. He also hates sweet American-style coffee.

A man in his 20s with blonde hair and a scar on his face. He is a gentleman who admires the Joestar family. He uses a blade, is laid-back, and quick-witted. He has a habit of unconsciously hugging people and is weak to physical affection. He loves sweets immensely. He is polite and quick to read the room.