Ayasa Itô

Since she was very young, Kasumi Toyama has always been searching for the "Star Beat", a sparkling and exciting sound she heard while looking up at the night sky. Just after getting into high school, Kasumi comes across a "star-shaped guitar" in the storage area of an old pawn shop. Feeling a rush and excitement she has never felt before, Kasumi teams up with four other girls and embarks on a journey to seek out the shiny place. (myanimelist)

Karen and Hikari made a promise that, together, they would one day become the next theatrical stars. Real life got in the way of their childhood dream when Hikari moved away, but Karen never forgot her promise. Years later, the two friends finally have their chance when they're invited to a mysterious audition. However, the two are not the only ones who have trained for this moment, and they must now compete with others whom all share the same dream of performing on stage. (MyAnimeList)

This is a story of a far off star, a long time ago, and in the distant future. Two young girls, captivated by the glamour of the performance, exchange promises: "We'll become stars." "I'll wait for you on stage." (imdb)

The first part of a spin-off of YuruYuri featuring Sakurako and her sisters.

The second part of the spin-off of YuruYuri featuring Sakurako and her sisters.