How many movies have Akira Toriyama and Noriyoshi Yamazaki collaborated on?

They have worked on 5 movies together! Their first movie together was Dragon Ball Z: Super Android 13! (1992) while their highest rated movie together was Dragon Ball Z: Fusion Reborn (1995). They have not worked together since Dragon Ball Z: Wrath of the Dragon (1995). They are most known for their action films together.