The seven Blu-ray disc volumes of K-ON! have an extra short anime "Ura-ON!"
English: K-On!: Ura-On!
Synonyms: K-On! Specials, Uraon!, Keion Specials
Jul 29, 2009
to Jan 20, 2010
Season: Summer 2009
Duration: 2 minutes
External Links: MyAnimeList
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