OH MY GAH! Ah am putting all my chiyo change into OSAKA token! AMERICA YA

Ayumu Kasuga is a fictional high school character from manga and anime series Azumanga Daioh. She is often called by the nickname Osaka by her friends, the city Ayumu from which she transferred. She is also known in memes as Osaker after a resurgence in popularity in 2023. She and the show have been the subject of several memes in the 2010s and 2020s.