__NOWYSIWYG__ K-ON! (けいおん! Keion!) is a Japanese four-panel comic strip manga written and illustrated by Kakifly. The manga started serialization in Houbunsha's seinen manga magazine Manga Time Kirara since the May 2007 issue, and also started a bimonthly serialization in Houbunsha's magazine Manga Time Kirara Carat since the October 2008 issue. 6 Volumes were published in total and four of them were published in printed form. In August 2012, the series finished.