How many movies have Toyohiro Hoshino and Yoshihiro Kawasaki collaborated on?

They have worked on 1 movie together! Their first movie together was Shinderera Ekusutashii: Kuroi Hitomi no Yūwaku (1988) and was their highest rated movie together. They have not worked together since Shinderera Ekusutashii: Kuroi Hitomi no Yūwaku (1988).