Zhongguo Jingqi Xiansheng
Japanese title: 中国惊奇先生
Alternative titles: Chinese Mystery Man
Type: ONA
Source: Web manga
Episodes: 63
Status: Finished Airing
Aired: Feb 28, 2014 to May 17, 2016
Duration: 11 min per ep
Rating: R - 17+ (violence & profanity)
Studios: Haoliners Animation League
Producers: Tencent Animation & Comics
Genres: Comedy, Supernatural, Suspense

A lost form of magic is revived from the Eastern Han dynasty, meanwhile, dangerous man eating monsters lurk the streets. What will stop these beasts from their mindless terror? 

(Source: Happy Potato Translations)