How many movies have Ryusuke Ohbayashi and Shigeru Chiba acted in together?

They have worked on 4 movies together! Their first movie together was Document: Fang of the Sun Dougram (1983) while their highest rated movie together was Patlabor 2: The Movie (1993). They have not worked together since Patlabor 2: The Movie (1993). They are most known for their science fiction films together.