How many movies have Megumi Kouno and Shuuji Sakamoto collaborated on?

They have worked on 2 movies together! Their first movie together was Mobile Suit Gundam 00 The Movie: -A Wakening of the Trailblazer- (2010) while their highest rated movie together was Blood-C: The Last Dark (2012). They have not worked together since Blood-C: The Last Dark (2012).