According to the lore of the manga written and illustrated by Kakifly, K-ON!, on November 11 the birthday of the character is celebrated Azusa “Azu-nyan” Nakano, one of the main characters of the franchise. His official profile writes: «Azusa is a new student who joins the Light Music Club as a rhythm guitarist. He plays a Fender Mustang MG69 / MH / CAR electric guitar that he ends up calling Muttan, but he also owns a Gibson Les Paul Custom 50th Anniversary Gold Top (as seen in episode 13). She is a self-proclaimed rookie guitarist who has been playing guitar since fourth grade and whose parents play in a jazz band. She is in the same grade and class as Yui’s sister, Ui, and has quite a mysterious demeanor.».
Through Twitter, multiple users posted special illustrations to commemorate the occasion, with the hashtag # 中 野 梓 生 誕 祭 2021.
Synopsis of K-On!
A new high school year always means a lot to come, and one of those things is joining a club. Having a dilemma about which to join, Yui Hirasawa stumbles upon and requests to join the Light Music Club, which she misinterprets as a club where simple instruments such as castanets are played. Unable to play a more complicated instrument, he decides to visit the club to apologize and resign.
Meanwhile, the Light Music Club faces imminent dissolution due to lack of members. This causes the club members to offer anything from food to lounging around all day to convince Yui to join. Despite her efforts, Yui does not want to accept due to her lack of experience. As a last resort, they play a piece for Yui, igniting her burning passion and she is eventually convinced to enter.
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