Mayonaka no Occult Koumuin

is a Japanese manga series written and illustrated by Yōko Tamotsu. The manga has inspired a novelization by Masumi Suzuki, and an anime adaptation by Liden Films premiered on April 7, 2019. The anime is licensed in North America under a Crunchyroll-Funimation partnership.

Plot
Miyako Arata is newly assigned to the Shinjuku Ward Office's Nighttime Regional Relations Department. Each of Tokyo's 23 wards has one such department, established to mitigate paranormal and occult-related events. Arata's special skill is the understanding of non-human speech, and the story begins with him encountering a youkai at Shinjuku Gyoen park who refers to him as the legendary Heian-era exorcist, Abe no Seimei.