How many movies have Kazuo Oga and Tatsuzo Nishita collaborated on?

They have worked on 6 movies together! Their first movie together was The Girl Who Leapt Through Time (2006) while their highest rated movie together was The Tale of The Princess Kaguya (2013). They have not worked together since Mary and The Witch's Flower (2017). They are most known for their animation films together.