How many movies have Kenichi Ogata and Ryo Tanaka collaborated on?

They have worked on 9 movies together! Their first movie together was Scoopers (1987) while their highest rated movie together was Detective Conan: Episode One - The Great Detective Turned Small (2016). They have not worked together since Detective Conan: Episode One - The Great Detective Turned Small (2016). They are most known for their animation films together.