How many movies have Shinichi Sakuma and Toshimitsu Kobayashi collaborated on?

They have worked on 4 movies together! Their first movie together was Dirty Pair: Project Eden (1986) while their highest rated movie together was Mobile Suit Gundam: Char's Counterattack (1988). They have not worked together since TIGER & BUNNY: The Rising (2014). They are most known for their animation films together.