How many movies have Hideyuki Tanaka and Yoku Shioya acted in together?

They have worked on 6 movies together! Their first movie together was Call of the Wild: Howl, Buck (1981) while their highest rated movie together was Space Runaway Ideon: Be Invoked (1982). They have not worked together since Inferious Interplanetary War Chronicle - Condition Green (1991). They are most known for their animation films together.