He works in the secret book store, Toto Books, accessed only by a code for the elevator, in Jibouchou. He helps the paper users.

She is the President of Library club. She asks Hisa-chan to find out who the mysterious person is who keeps messing up the library.

They are Nenene's friends. She hangs out with them at a wedding and then they all go to an onsen (hot springs).

Komuro-sensei chose Nenene 10 years ago for the award which allowed Nenene to debut with her first book.

Nagai Aoi is the most recent to win the award that Nenene won many years ago for her first book debut.