James Marsters ita-fan-english

Dragonball movie character designer, Jonay Bacallado, showed his concept artwork for the Dragonball movie film

Here Piccolo seems green and naked...I don't think will be so. We saw He wears a costume .

here you can see the interview

I don't speak Spanish but It's very similar to Italian language so if I understood right, He says that was a very difficult work because He have to characterize the characters in a different mode for a movie though have to keep the core original manga.