Kekkaishi (Barrier Master)

A 14 years old junior high school boy named Sumimura Yoshimori is a descendant Kekkaishi, known as monster exterminator. He is competing for the heir of the family with Yumikura Tokine which is his childhood friend and rival. To save people from evil monsters and to make himself stronger, Yoshimori fight against monster at night. The series created in 2006 and has 52 episodes. The genre are comedy, action, fantasy and romance, it's recommended for teens and adults to watch.