Grandfather Gohan® Gohan raised Goku from a very young age. A skilled fighter himself, Gohan did his best to instill virtue into his young grandson, often challenging him with difficult tasks. His only goal was for Goku to become a strong, accomplished fighter with a good heart. Gohan also possessed the Four-Star Dragon Ball, Goku's motivation for searching for all seven Dragon Balls. Appearances 76 . The True Colors of the Masked Man 77 . Pilaf's Tactics