Hyakki Chousho: Kaii Chousa wa Kochira made

Sakaki has just been transferred to the 3rd Sector of the "S City Crisis Management Bureau," where he decides to team up with his old buddy Kunugi to conduct a survey of the sector… Uh… What's this about an investigative agency for life-threatening paranormal events!! The thrilling, spine-chilling, and sometimes heart-stopping adventures of a pair of supernatural detectives! (Source: Kadokawa, translated)