Sore Ike! Anpanman: Yomigaere Bananajima

A group including Anpanman and his companions is invited by a spirited princess and her modest servant to a major celebration on Banana Island. Upon their arrival, they face an unexpected storm that damages the island's banana harvest. Investigating the source of the problem on Banana Mountain, they encounter a water creature that aims to return the island to a submerged realm. With assistance from the servant, Anpanman and his friends attempt to save the island from this threat.