Cyber City Oedo 808

It is the year 2808. Three convicts are recruited as members of the Cyber Police to keep major criminal activity in Oedo (formerly Tokyo) in check. In return, their life sentences will be reduced by a few years for every mission accomplished. However, to ensure that these convicts are doing their job, the police have secured special collars around their necks. If they attempt to remove their collars or fail to meet the time limit of their mission, the collars will self-destruct. (Source: Anime News Network)

Petshop of Horrors

Count D, a quite interesting pet shop owner from an area called Chinatown, sells rare and hard to come by pets to people longing for something special, but with each sale comes a contract. If the rules of the contract are followed, everything goes fine, but if someone should break the rules of the contract, the pet shop cannot be held responsible for anything unfortunate that might happen. Leon Orcot, a homicide detective, has linked many odd and unexplainable deaths together; they all were customers of Count D's pet shop, and he intends to find out why. (Source: Anime News Network)

Suikoden Demon Century

In the early 21st century, an earthquake destroyed Tokyo. Japan lost its center of government and industry, and turned into a lawless territory. Looking for his sister, Takateru Suga learns that she was kidnapped by the powerful Koryukai gang. He decides to ally himself with a drag queen, two ex-mercenaries and a nun to destroy the crime organization and save his sister!

Theatre of Darkness: Yamishibai

A picture-story style of animation whose motif is surrounded and based off the rumors, and urban legends throughout the history of Japan. (Source: Crunchyroll)