How many movies have Naoko Kouda and Shuuji Sakamoto collaborated on?

They have worked on 4 movies together! Their first movie together was Tales of Vesperia: The First Strike (2009) while their highest rated movie together was Code Geass: Lelouch of the Re;Surrection (2019). They have not worked together since Code Geass: Lelouch of the Re;Surrection (2019). They are most known for their animation films together.