How many movies have Hideki Yamashita and Toshiyuki Kanno collaborated on?

They have worked on 2 movies together! Their first movie together was One Piece: Dead End Adventure (2003) while their highest rated movie together was Naruto the Movie: Ninja Clash in the Land of Snow (2004). They have not worked together since Naruto the Movie: Ninja Clash in the Land of Snow (2004).