About “Lotte no Omocha!”
Lotte no Omocha! is a Japanese manga series written and illustrated by Yui Haga. The story follows Naoya, a man transported to a magical realm to join Princess Astrarotte's harem. The manga was first serialized in the July 2007 issue of Dengeki Maoh and later collected into nine volumes by ASCII Media Works. In 2011, it was adapted into an anime titled Astarotte no Omocha!, produced by Diomedéa and directed by Fumitoshi Oizaki. The anime aired from April 10 to June 26, 2011. (Summary adapted from Wikipedia, CC BY-SA 4.0.)
Some summaries adapted from Wikipedia, CC BY-SA 4.0.