Mysterious case book of brothers and sister girl detective and ghost police officer (volume 1-7)

Publisher: Akita Shoten
Author: Katsuhisa Kitsu
size:
Number of books: 7
Language: Japanese
Category: Shonen manga, manga
Latest publication date: 2016-05-06

Synopsis:
It has been two years since Keiichi, a police officer, disappeared. Before the first year of high school Akagi Firefly, a ghost of the squid dressed as a police officer appeared ...!?!? Challenge mysterious incidents and events with brothers and sisters !! Mysterious Mystery Drama !!