Shuensha

Shuensha (終焉社) is the manga publisher that Saiki Kuniharu works in. It runs a manga magazine called Shonen Cognac. The chief editor is Onimatsu Gokuya. Their name is often confused with the publishing company Shueisha as shown when Saiki Kusuo mistakes Shuensha for Shueisha.

Staff

 * Onimatsu Gokuya - Chief Editor
 * Saiki Kuniharu - Manga Editor
 * Saiki Kusuo - Manga Editor (Temporarily, in place of Kuniharu.)
 * Azuma Moto - Mangaka (Partnered with Kuniharu)
 * Shiragami Fudekichi - Mangaka (Partnered with Kuniharu)