How many movies have Hiroshi Kaneko and Yōko Umemura collaborated on?

They have worked on 1 movie together! Their first movie together was Shinpan Ôoka seidan; Daisanpen: Kaikatsuhen (1928) and was their highest rated movie together. They have not worked together since Shinpan Ôoka seidan; Daisanpen: Kaikatsuhen (1928).