Mamono wo Shitagaeru "Teiin" wo Motsu Tensei Kenja - Katsute no Mahou to Juuma de Hissori Saikyou no Boukensha ni Naru, Mamono wo Shitagaeru "Teiin" wo Motsu Tensei Kenjya ~Katsute no Maho to Jyuma de Hissori Saikyo no Bokensha ninaru~, The Reincarnated Sage Who Possesses the Mark of the Emperor That Commands Obedience From Monsters - Quietly Becoming the Strongest Adventurer With the Magic from His Previous Life Alongside His Monster Subordinates, 魔物を従える“帝印”を持つ転生賢者 ～かつての魔法と従魔でひっそり最強の冒険者になる～