Following an unfortunately timed case of the mumps, Hana Ichinose misses all of her high school entrance exams and ends up having to spend a gap year as a ronin. Moving to a new location and starting high school a year late, Hana becomes friends with her classmates, Eiko, Tama, and Kamuri, while keeping it a secret that she is a year older than them.

A "project book" once sold in Comiket at the Kirara booth, "Manga Time Kirara Exhibition FINAL" returns as merchandise after 7 years! The magazine's characters visit the final Kirara Exhibition in this comic anthology book with all newly-written chapters! (Source: Kiraraten)

"Friends" is about Chibiusa and Hotaru. Saturn, angry at not being invited to the celebration for Chibiusa's birth, curses Chibiusa in a rather unconventional manner…

Compilation of various stories and art by various authors like Sora Egumi, koi, and many more to coincide with the release of 1st season of the TV adaptation of Hara Yui's golden comedy, Kin-iro Mosaic.