Diabolo soup (volume 1-4)

Publisher: Kodansha
Author: Junpei Okazaki
Size: 112mm x 174mm
Number of books: 4
Language: Japanese
Category: Shonen manga, manga
Latest release date: 2014-04-09

Synopsis:
The Principality of Eedaks, a landslide that the witch ruled, was suddenly invaded by the Spelvia Empire. Before the latest weapons and modern tactics of the Empire, witches and people who do not know the war are killed one after another. However, in the meantime, one felony was released to save the overrun's homeland. This man and five witches survived are the last hope in this country. Now the slaughter is over and the war begins !!