How many movies have Shigenobu Nagasaki and Yoshitaka Yashima collaborated on?

They have worked on 5 movies together! Their first movie together was Space Pirate Captain Harlock: Arcadia of My Youth (1982) while their highest rated movie together was One Piece Film: Strong World (2009). They have not worked together since One Piece Film: Strong World (2009). They are most known for their adventure films together.