魔王になったので、ダンジョン造って人外娘とほのぼのする, A Demon Lord’s Tale: Dungeons, Monster Girls, and Heartwarming Bliss, I Became the Demon Lord so I Created a Dungeon and Spend Heartwarming Time There with Non-Human Girls, 마왕이 됐으므로 던전을 만들고 인외아가씨와 후, 魔王になったので、ダンジョン造って人外娘とほのぼのする, Maou Ni Natte Node, Dungeon Tsukutte Jingai Musume To Honobono Suru