Dragon Ball Z Kai (2009)

S01E05 Wilderness Survival! A Moonlit Night Awakens Gohan!

Piccolo takes it upon himself to prepare Gohan for the wild by putting him through some intense survival training. However, things take a wild turn when Gohan encounters a full moon for the first time! At the same time, Yajirobe gathers Earth's mightiest warriors at Kami's Lookout for an important meeting.