How many movies have Ichiro Nagai and Ryuuzaburou Ootomo acted in together?

They have worked on 5 movies together! Their first movie together was Crying Freeman 4: A Taste of Revenge (1991) while their highest rated movie together was Ninja Scroll (1993). They have not worked together since Hunter x Hunter: The Last Mission (2013). They are most known for their animation films together.