Harem in the Labyrinth of Another World (Japanese: 異世界迷宮でハーレムを, Hepburn: Isekai Meikyū de Haremu o, lit. "Building a Harem in Alternate World Dungeon") is a Japanese light novel series written by Shachi Sogano and illustrated by Shikidouji. It was serialized online from 2011 to 2019 on the user-generated novel publishing website Shōsetsuka ni Narō. It was later acquired by Shufunotomo, who have published twelve volumes since December 2012 under their Hero Bunko imprint