How many movies have Ryûhei Ueshima and Yoshihiro Nakamura collaborated on?

They have worked on 2 movies together! Their first movie together was Kaibutsu-kun: The Movie (2011) while their highest rated movie together was The 47 Rōnin in Debt (2019). They have not worked together since The 47 Rōnin in Debt (2019).