Yuuyami Tokkoutai

Tsuji, a high school student whose sister was killed by a spirit several years before the beginning of the story, joins his school's Paranormal Research Club after hearing rumours of its president being a brilliant exorcist, hoping to gain the skills necessary to avenge his deceased sister. (from manga-updates)

Author: Oshikiri Rensuke
Genres: Comedy ,Horror ,Shounen ,Supernatural
Status: Ongoing