How many movies have Erika Yamada and Yasushi Akimoto collaborated on?

They have worked on 2 movies together! Their first movie together was SKE48 Request Hour Setlist Best 30 2010 (2010) while their highest rated movie together was The SKE48 Request Hour Setlist Best 50 2011 (2011). They have not worked together since The SKE48 Request Hour Setlist Best 50 2011 (2011).