How many movies have Hiromichi Matano and Yoshiyuki Tomino collaborated on?

They have worked on 2 movies together! Their first movie together was Mobile Suit Gundam II: Soldiers of Sorrow (1981) while their highest rated movie together was Mobile Suit Gundam III: Encounters in Space (1982). They have not worked together since Mobile Suit Gundam III: Encounters in Space (1982).