My dictionary suggests 監督 to have a more general meaning of "supervisor" while 演出 is like stage direction or something. Not sure how they're usually translated nor about the "black" thing.
Don't worry.♥Goku♥ Sayonara Zetsubou Sensei.This is a MAD.
Everything is fine.
It's a pleasure to meet you all.Coming October 17, 2008.Part 1Shaft, Mr. Director, and Mr. Black Director, thank you so very much.
