Dragonball and Dragonball Z. Though i suppooooose it doesn't count for the purposes of this discussion since they got spectacularly westernized.
That film was the final nail. :(
As far as i know Youtube is mostly self-automated, and the videos work on a "3 strikes and your out' policy. (I.e., someone flags a video as inappropriate for whatever reason 3 times and Youtube pulls the plug.) So from what i cansee the deletions are mostly down to users just not liking the...