What Made Azumanga Daioh's Return So Great Osaka was the only Azumanga Daioh character to appear in Yotsuba&! chapter #114, and her return was handled perfectly. For starters, Osaka was always the ...

In the volume, Yotsuba meets Osaka who reveals that she teaches Yotsuba’s friend Ena Ayase. In a previous chapter released a few years back, Ayumu was vaguely hinted at by Ena, who mentions to a ...