How many movies have Kow Otani and Toshio Miike collaborated on?

They have worked on 5 movies together! Their first movie together was Gamera: Guardian of the Universe (1995) while their highest rated movie together was Gamera 2: Attack of Legion (1996). They have not worked together since Godzilla, Mothra and King Ghidorah: Giant Monsters All-Out Attack (2001). They are most known for their horror films together.