How many movies have Masahiro Sekino and Shinsuke Terasawa collaborated on?

They have worked on 4 movies together! Their first movie together was Mobile Suit Gundam: Char's Counterattack (1988) and was their highest rated movie together. They have not worked together since Pokémon the Movie: Diancie and the Cocoon of Destruction (2014). They are most known for their animation films together.