How many movies have Kohei Miyauchi and Mayumi Tanaka acted in together?

They have worked on 13 movies together! Their first movie together was Arion (1986) while their highest rated movie together was Dragon Ball Z: The History of Trunks (1993). They have not worked together since 龙珠Z剧场版14：超能量战士悟天 (1994). They are most known for their animation films together.