Tonin

The saga of a young boy from the Brazilian countryside, who is singled out to fight an evil sorcerer in feudal Japan. Meanwhile, in contemporary Brazil, the visit of the ninjas unwittingly trigger a series of unfortunate events. Hilarity Ensues.

Already spanning 4 seasons (the current fourth season is expected to be the last), with more than a dozen short episodes each. The previous three seasons have been conveniently condensed in longer episodes and can be found here. The current season can be browsed, episode-by-episode here.