How many movies have Kiyoshi Kobayashi and Yoshihiro Kasahara collaborated on?

They have worked on 5 movies together! Their first movie together was Lupin the 3rd: The Elusiveness of the Fog (2007) while their highest rated movie together was Lupin the Third: Goemon's Blood Spray (2017). They have not worked together since Lupin the Third: Fujiko's Lie (2019). They are most known for their crime films together.