How many movies have Ke Luan and Yu Akiyama collaborated on?

They have worked on 4 movies together! Their first movie together was City Hunter: Shinjuku Private Eyes (2019) while their highest rated movie together was Delicious Party♡Precure Movie: Dreaming♡Children's Lunch! (2022). They have not worked together since Delicious Party♡Precure Movie: Dreaming♡Children's Lunch! (2022). They are most known for their animation films together.