How many movies have Masayuki Kojima and Toshiyuki Morikawa collaborated on?

They have worked on 3 movies together! Their first movie together was Columbus no Daibouken (1992) while their highest rated movie together was Made in Abyss: Wandering Twilight (2019). They have not worked together since Made in Abyss: Dawn of the Deep Soul (2020). They are most known for their animation films together.