How many movies have Jun Watanabe and Takumi Yamazaki collaborated on?

They have worked on 3 movies together! Their first movie together was The Legacy of Al Caral (1993) while their highest rated movie together was Metal Gear Solid 2: Digital Graphic Novel (2008). They have not worked together since Metal Gear Solid: Digital Graphic Novel (2008). They are most known for their animation films together.