How many movies have Kenji Nagai and Yoshi Nishizawa collaborated on?

They have worked on 1 movie together! Their first movie together was Kaiki Senyaichiya Monogatari: Yoru no Maki (1991) and was their highest rated movie together. They have not worked together since Kaiki Senyaichiya Monogatari: Yoru no Maki (1991).