How many movies have Masahiko Sanami and Mayuko Sasaki collaborated on?

They have worked on 1 movie together! Their first movie together was YADO: Tsukiyono-mura Yamanba Densetsu (2002) and was their highest rated movie together. They have not worked together since YADO: Tsukiyono-mura Yamanba Densetsu (2002).