How many movies have Yasuko Aoike and Yoshimasa Saitō collaborated on?

They have worked on 1 movie together! Their first movie together was エル・アルコン―鷹―／レビュー・オルキス―蘭の星― (2007) and was their highest rated movie together. They have not worked together since エル・アルコン―鷹―／レビュー・オルキス―蘭の星― (2007).