The anime revolves around a boy named Cota Coga (a wordplay on Coca-Cola) who strives to be the world's best Bottle King at the Bottle Battles in the virtual Drink World, with his Bottleman partner Co...

The anime centers on the members of the real-world four-member male vocal unit Urashimasakatasen. Uratanuki, Shima, Tonari no Sakata, and Senra appear in the shorts as high school students. (Source: A...