How many movies have Akatsuki Yamatoya and Susumu Chiba collaborated on?

They have worked on 3 movies together! Their first movie together was Gintama: The Movie (2010) while their highest rated movie together was Gintama: The Movie 2: The Final Chapter: Be Forever Yorozuya (2013). They have not worked together since 銀魂オンシアター2D バラガキ篇 (2023). They are most known for their comedy films together.