How many movies have Daisuke Sakaguchi and Youichi Fujita collaborated on?

They have worked on 4 movies together! Their first movie together was Gintama: The Movie 2: The Final Chapter: Be Forever Yorozuya (2013) while their highest rated movie together was Gintama: The Very Final (2021). They have not worked together since Gintama on Theater 2D: Kintama Arc (2024). They are most known for their animation films together.