How many movies have Kenji Tanigaki and Naoki Sato collaborated on?

They have worked on 6 movies together! Their first movie together was Always - Sunset on Third Street (2005) while their highest rated movie together was Rurouni Kenshin Part III: The Legend Ends (2014). They have not worked together since Rurouni Kenshin: The Beginning (2021). They are most known for their adventure films together.