How many movies have Hisao Yokobori and Takashi Kawaguchi collaborated on?

They have worked on 5 movies together! Their first movie together was Lupin the Third: Farewell to Nostradamus (1995) while their highest rated movie together was Case Closed: The Fourteenth Target (1998). They have not worked together since Lupin the Third: Fujiko's Lie (2019). They are most known for their animation films together.