K-On! (けいおん! Keion!) is a Japanese four-panel comic strip seinen manga written and illustrated by Kakifly. The title of the series comes from the Japanese word for light music, keiongaku (軽音楽), which in the Japanese context is similar to pop music.The ending theme "Don't Say 'Lazy'" debuted at second in the ranking, selling 67,000 copies. It was also awarded Best Theme Song at the 2009 (14th) Animation Kobe Awards.
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