Lotte no Omocha! (ロッテのおもちゃ!, Rotte no Omocha!, "Lotte's Toy!") is a Japanese manga series written and illustrated by Yui Haga about Naoya, a man brought to a magical world as a candidate for the Princess Astarotte's harem. Lotte no Omocha! began its serialization run in the July 2007 issue of Dengeki Maoh and later republished in collected volumes by ASCII Media Works. In 2011, the manga series was adapted into an anime television series under the title of Astarotte no Omocha! (アスタロッテのおもちゃ!, "Astarotte's Toy!"), produced by Diomedéa under the direction of Fumitoshi Oizaki which aired between April and June 2011.