Volume 4

The 4th volume of the manga. It covers Chapters 16 to 20.

Synopsis
Nene steps into the spotlight!

The mermaid kingdom hasn't forgotten her, and they're back to claim what's theirs! Can Hanako protect her from becoming permanently fishy?

Meanwhile, Kou makes friends with an odd ghost haunting the entrance to the middle school division.

Kou has no idea who this guy was when he was alive, but that doesn't mean he can't help him solve his unfinished business! Will the junior exorcist be able to help this friendly ghost pass on...?

Features

 * This volume includes some extra pages in which the characters are asked about their favorite snack and latest concerns.
 * The compiled volume features some extra illustrations and short comics that were not included in the magazine version.
 * This volume includes a preview of volume 5.