In a time when most shonen series were afraid to let their protagonists change, Goku's growth to adulthood was a major risk ...

It's even worse in Japan, as Goku promises the Kai he'll take dirty photos of Bulma if he complies with their request. This goes against Goku's previous characterization in several ways.

With the introduction of the Join Bug in Dragon Ball Daima, it’s too unique of an idea to assume that this new anime would ...