K-On! (TV series)

K-On! (Japanese: けいおん!, Hepburn: Keion!) is a Japanese anime television series based on the manga of the same name written and illustrated by Kakifly. Produced by Kyoto Animation, it aired in Japan between April and June 2009. An additional original video animation (OVA) episode was released in January 2010. A 26-episode second season, titled K-On!! (with two exclamation marks), aired in Japan between April and September 2010, with an OVA episode released in March 2011. An anime film adaptation was released in Japan in December 2011. Bandai Entertainment had licensed the first season until their closure in 2012. Sentai Filmworks has since re-licensed the first season, in addition to acquiring the rights to the second season and film and is currently streaming at first on Anime Network Online then later Hidive.

The main series focuses on four young Japanese high school girls who join their school's light music club to try to save it from being dissolved. However, they are the only four members of the club, one of which has little experience with guitar playing.