How many movies have Kouichirou Natsume and Noritaka Yamaji collaborated on?

They have worked on 4 movies together! Their first movie together was Bleach the Movie: Memories of Nobody (2006) while their highest rated movie together was Naruto Shippuden the Movie: Bonds (2008). They have not worked together since Naruto Shippuden the Movie: The Will of Fire (2009). They are most known for their animation films together.