How many movies have Atsumi Tashiro and Eiichi Yamamoto collaborated on?

They have worked on 4 movies together! Their first movie together was A Thousand and One Nights (1969) while their highest rated movie together was Belladonna of Sadness (1973). They have not worked together since Odin: Starlight Mutiny (1985). They are most known for their animation films together.