How many movies have Masaharu Fukuyama and Takuro Ishizaka collaborated on?

They have worked on 4 movies together! Their first movie together was Rurouni Kenshin Part II: Kyoto Inferno (2014) while their highest rated movie together was Rurouni Kenshin Part III: The Legend Ends (2014). They have not worked together since Rurouni Kenshin: The Final (2021). They are most known for their adventure films together.