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The anime centers around a boy named Kouta Kouga (Kouga Kouta in Japanese name order, an apparent wordplay on Coca-Cola). Kouta strives to be the world's best Bottle King at the Bottle Battles in the virtual Drink World. He comes across his Bottleman partner Colamaru and then wages battles with various rivals.
Goemon OoiMainKatsumi Fukuhara · Japanese voice
Hanta MinezakiMainRyouta Iwasaki · Japanese voice
Ryou HocariMainKENN · Japanese voice
Kouta KougaMainMana Hirata · Japanese voice
Natsu JudgeenaSupportingEriko Matsui · Japanese voice
Suezou HocariSupportingTakaya Kuroda · Japanese voice
Momo JudgeenaSupportingHikari Yuuki · Japanese voice
Iroha MizunoSupportingAyano Shibuya · Japanese voice