Isekai Maou to Shoukan Shoujo no Dorei Majutsu

The Otherworldly Demon King and the Summoner Girls' Slave Magic ,

異世界魔王と召喚少女の奴隷魔術 ,

How Not to Summon a Demon Lord ,

How Not To Summon A Demon Lord ,

How not to Summon a Demon Lord