Tongo

トンゴー

A nurse asobot resembling a gluttonous, overweight cat. His weapon is the 'Chain Hammer'. Later, like Goku and Jo, he gathered six keys that transform his appearance and upgrade his weapon into the 'Megaton Hammer'. In the series' final arc, he battled Professor D. alongside Goku, Yazu, and their friends. He returned to the past with Goku and the group, adhering to the principle that bandits must never abandon one another.