How many movies have Satoshi Horisawa and Sayoko Yokoyama collaborated on?

They have worked on 2 movies together! Their first movie together was Accel World: Infinite Burst (2016) while their highest rated movie together was Love Live! Sunshine!! The School Idol Movie Over the Rainbow (2019). They have not worked together since Love Live! Sunshine!! The School Idol Movie Over the Rainbow (2019).