Doujinshi with title Kanojo ga Benjo ni Natta Wake - Mahou Shoujo Yuusha-chan Gaiden - Decensored and alternative title How The Magical Girl Became a Toilet Girl - Magical Toilet Girl Yuusha Side Story | 彼女が便女になったワケ - 魔法少女ゆーしゃちゃん外伝