Did the volleyball teenager Uno finally win the championship?

no. According to the inquiry, Uno lost to Europe and Taiwan in the final national competition and did not win the championship. Volleyball Junior is adapted from the comic works of the same name created by Japanese cartoonist Haruichi Furudate, and the news of animation was officially announced in the weekly Junior Jump No.45 of 213, which was released on October 7, 213. The animation was produced by ProductionIG.