“I’m going to have you give up being human.” “YEESSSSSSSSSSSSSSSSSSS!?” And so, I became a Demon Lord instead of a human and created a dungeon. ※It might become a typical dungeon management story… or maybe not? Also, it might be an irregular serialization. ※In this work, I am not planning to solicit anything from the readers. So, I would appreciate it if you would not write anything related to those things in your comments. ※On 2014/07/25, it was published by Oakla Publishing as “If You Became a Demon Lord in the Real World, Not Another World -The Black Mist That Corrodes-”. For details, please see the activity report.