How many movies have Nobuhiko Obayashi and Takahiko Iimura collaborated on?

They have worked on 1 movie together! Their first movie together was Japanese Erotica: Five Films on Love and Sex from the Japanese Underground of the Experimental Cinema (1967) and was their highest rated movie together. They have not worked together since Japanese Erotica: Five Films on Love and Sex from the Japanese Underground of the Experimental Cinema (1967).