senritsu no majutsushi to goteijuu

戦慄の魔術師と五帝獣 (Senritsu no Majutsushi to Goteijuu, lit. The Sorcerer of Dread and the Five Emperor Beasts)

A Japanese light novel series written by Totsu Akita and illustrated by Shirako Miso.

It was initially posted on Shousetsuka ni Narou in 2014 and has been published by Takarajimasha in 2015.