Top 16 Ecchi Harem Anime List! (#11 Had Me SWEATING!)
15. Ichiban Ushiro no Daimaou (Demon King Daimao)
How Many Episodes: 12
Synopsis: When your school aptitude test predicts your future occupation as the next “Demon King”, what else is there to expect other than a rough start at a new school? Facing resentment, infatuation (from an entire harem of beautiful girls), and not to mention a brand new set of awakened powers, Akuto Sai lands right in the middle of the aforementioned situation. What’s worse–he wants to make the world a better place, not reign supreme over it! Just how will he cope with his constant misfortune and battle against his own fate?