How many movies have Shoei Sudo and Yoshinori Chiba collaborated on?

They have worked on 3 movies together! Their first movie together was Eko Eko Azarak: Wizard of Darkness (1995) while their highest rated movie together was Siren the Ghost Story Forever (1995). They have not worked together since Eko Eko Azarak II: Birth of the Wizard (1996). They are most known for their horror films together.