How many movies have Hiroomi Yamakawa and Yoko Suzuki collaborated on?

They have worked on 5 movies together! Their first movie together was Naruto the Movie: Guardians of the Crescent Moon Kingdom (2006) while their highest rated movie together was Bleach the Movie: Fade to Black (2008). They have not worked together since Doraemon: Nobita and the Space Heroes (2015). They are most known for their animation films together.