Jiya

Jiya is a completed seinen manga written by Toriyama Akira and illustrated by Katsura Masakazu.

Plot
Jiya is an alien and a galaxy patrol member on a mission to Earth. His first encounter with humankind is rescuing a rich party girl, Kaede, and her chauffeur Kyuumonji Yukio from mountain bandits. Using Kyuumonji's body as a host, Jiya is going to check out rumors of a recent infestation of "vampires" on Earth that are attacking beautiful young women.