How many movies have Satomi Higuchi and Yuzo Sato collaborated on?

They have worked on 3 movies together! Their first movie together was Naruto the Movie: Guardians of the Crescent Moon Kingdom (2006) while their highest rated movie together was Go! Anpanman: Blacknose and the Magical Song (2010). They have not worked together since Go! Anpanman: Blacknose and the Magical Song (2010). They are most known for their animation films together.