YuruYuri - Vol. 15 Ch. 110 - Graduation, then.

[MangaDex]

 

[Exkalamity]

Come on Chinatsu realize that Akari has been there for you all the time

 

[HunLepto]

And then, staying with Akari will make Chinatsu fall for Akari. The end.

 

[blankwhitespace]

Is akari even in the amusement club group chat at the start?

It wouldn't surprise me if she wasn't as the main 3 have been known to forget to include her from time to time.