How many movies have Katsumi Muramatsu and Rumiko Asao collaborated on?

They have worked on 2 movies together! Their first movie together was Kaiki Senyaichiya Monogatari: Sen no Maki (1991) and was their highest rated movie together. They have not worked together since Kaiki Senyaichiya Monogatari: Kai no Maki (1991).