what does staring an anime really take like..do you really need to be famous And japanese? And do you just write the story or draw the manga too and submit..? Can a minor submit it? Can anyone please explain properly!

I didn't watch much of it (it was late when I put it on and got tired very quick) but it is an anime (can't recall if it was a series of a film) where a group of students broke into what I assume was a museum (there was a lot of historical artifacts) but they end up waking up a zombie / mummy gir...