Baikinsennin tells Baikinman about Mekoisu no tsubo, a magical vase that could give him the power to destroy his rival Anpanman. Baikinman is not the only one after it. Yaada-hime, a princess of the fallen Yaada-koku, also wants the vase so she can bring her kingdom back to its former glory. When Anpanman sides with the princess, a frantic chase breaks out, with both camps racing to seize the vase first. The film mixes comedy and fantasy in this big-screen adventure.