How many movies have Hideyuki Tanaka and Katsuji Mori acted in together?

They have worked on 4 movies together! Their first movie together was Bokura Mangaka: Tokiwa-sou Monogatari (1981) while their highest rated movie together was Legend of the Galactic Heroes: Overture to a New War (1993). They have not worked together since Legend of the Galactic Heroes: Overture to a New War (1993). They are most known for their animation films together.