How many movies have THE EITHER and 往生乐队 acted in together?

They have worked on 1 movie together! Their first movie together was Arknights: Ambience Synesthesia 2022 Spotlight Cinematic (2022) and was their highest rated movie together. They have not worked together since Arknights: Ambience Synesthesia 2022 Spotlight Cinematic (2022).