Captain of the Straw Hat Pirates. He is Koby's benefactor.

Navigator of the Straw Hat Pirates. She likes Luffy.

Swordsman of the Straw Hat Pirates. He is Mihawk's disciple. His dream is to one day defeat Mihawk and become the world's greatest swordsman.

Captain of the Red Hair Pirates (one of the Four Emperors). He is Mihawk's rival.

The world's greatest swordsman. He is Shanks' rival and Zoro's mentor.

A Marine hero. He is Koby's mentor and Luffy's grandfather. He dotes on his grandson.

A new hero of the Marines (Captain). (Garp's disciple) (Has a crush on Hibari) (Respects Luffy.)

Akainu's daughter. (Very kind. Has a crush on Koby. She respects Koby and finds him cute.)

Fleet Admiral of the Marines. He is Hibari's father. He is a doting father.

A woman living with Mihawk. (She was sent flying by Kuma's ability and had nowhere to go, so Mihawk took her in.) (She nags Mihawk a lot.)