How many movies have Koichi Yamadera and Tomoko Kaneda acted in together?

They have worked on 4 movies together! Their first movie together was The River's Light (2009) while their highest rated movie together was Zorori the Naughty Hero: Heroes of Space (2015). They have not worked together since Zorori the Naughty Hero: Heroes of Space (2015). They are most known for their animation films together.