How many movies have Liu Teruhisa and Tomekichi Takeuchi collaborated on?

They have worked on 4 movies together! Their first movie together was Dr. Slump and Arale-chan: Hoyoyo! The Treasure of Nanaba Castle (1984) while their highest rated movie together was Dragon Ball Z: Bardock - The Father of Goku (1990). They have not worked together since Dragon Ball Z: Bardock - The Father of Goku (1990). They are most known for their animation films together.