Nightwalker: The Midnight Detective

Mina Tepeş, the Princess of the ancient covenant and ruler of all vampires, wants her race to stop hiding from the humans. Using her vast wealth, she has paid off Japan's entire national debt and by doing so, gained the right to create a district off Japan's coast that is to become the future haven to vampires worldwide. But when she finally attempts to make public the existence of vampires to the world some politicians, terrorists and rival factions are plotting to assassinate Mina before she has a chance to get Japan's and international recognition for the Vampire Bund. Now she must rely on her strength, cruelty and those closest to her, while trying to make a normal life.

A supernatural system allows people to take revenge by having other people sent to Hell via the services of a mysterious entity and her assistants who implement this system. Revenge, injustice, hatred, and the nature of human emotions are common themes throughout the series.

Rin Asōgi may look like an ordinary office lady on the outside but she is actually a private investigator taking on any jobs, from finding a stray cat to infiltrating a high-security corporate lab. What's more, she appears literally indestructible, supernaturally healing any injuries and mutilations. Together with her partner Mimi, Rin delves into the darkest secrets of the society but the ones she hides herself are by far more sinister...

As customary per year, the entire family is gathering on the island for a conference that discusses the current financial situations of each respective person. Because of the family head's poor health, this year involves the topic of the head of the family's inheritance and how it will be distributed. However, the family is unaware that the distribution of his wealth is the least of Ushiromiya Kinzo's concerns for this year's family conference. After being told that his end was approaching by his longtime friend and physician, Kinzo is desperate to meet his life's true love one last time: the Golden Witch, Beatrice. Having immersed himself in black magic for many of the later years in his life, Kinzo instigates a ceremony to revive his beloved upon his family's arrival on Rokkenjima.

Stalked by a beastly white tiger, Atsushi Nakajima has no idea that the menace lives inside him—a power that catches the attention of the Armed Detective Agency. Using inhuman abilities to combat crime, this team takes Atsushi under the wing of their most eccentric member, Dazai. Together, they tear through mafia-muddled mysteries while enemies keep an eye on the tiger’s lofty bounty.

Genius investigator Keith Flick rejoins the royal police force just as serial killer "B" emerges. Mysterious youth Koku may be an ally, or a target.

Tsukasa, a college student, is rescued from an attack by a devil, one of many vampires that can blend in among the human population. Anzai, her savior, is a half-devil who exploits his supernatural gifts as a member of a shadowy police task force that specializes in devil-related crime in Tokyo. As Anzai continues to keep guard over Tsukasa, the two quickly forge a tentative bond—one that Anzai fears will test his iron-clad rule of never drinking human blood...

A species of parasitic aliens descends on Earth and quickly infiltrates humanity by entering the brains of vulnerable targets; insatiable beings that gain total control of their host and are capable of transforming themselves to feed on unsuspecting prey. High school student Shinichi Izumi falls victim to one of these parasites, but the creature fails to take over his brain and ends up in his right hand.

Humanity has found a way to achieve infinite energy by using coils to draw it from the fourth plane: dimension "W". With the production of coils having been monopolized by the New Tesla energy company, freelance collectors are hired to find and remove any illegal, unofficial coils. This is the story of collector Kyōma, who also happens to have a huge hatred towards coils. During one of his missions he stumbles upon a female android that perceives herself as being human, leading the two to enter an unlikely partnership.

Ten years ago, a mysterious spatial anomaly now known as "Heaven's Gate" appeared in South America, shortly followed by the opening of "Hell's Gate" in Tokyo altering the sky and wreaking havoc on the landscape. The real stars disappeared, replaced by false stars. During this time, people possessing various special abilities — called "Contractors" — emerged, each capable of different supernatural feats. Following the disastrous Heaven's War, the United States lost its dominant position as a superpower to a mysterious organization named the Syndicate. The story revolves around a Chinese contractor codenamed "Hei" as he undertakes various espionage and assassination missions in Tokyo.

At Cross Academy, two student disciplinary committee members are tasked with keeping the peace between a human class and a night class of vampires.

Yuki Takeya, Kurumi Ebisuzawa, Yuri Wakasa, and Miki Naoki decide to stay over at school. Along with the school adviser Megumi Sakura, they suddenly find themselves to be the final survivors of a zombie attack, and continue to live and survive at the school.

When a series of animal bodies that rot away after a single night begin appearing in a remote mountain village, Inugami, a detective from Tokyo who specializes in the occult, is called to investigate. While working the case, he befriends a strange boy who works in the field every day instead of going to school. Shunned by his peers and nicknamed “Dorotabo” after a yokai that lives in the mud, he helps Inugami uncover the truth behind the killings — but supernatural forces are at work, and while Dorotabo is just a nickname, it might not be the only thing about the boy that isn’t human.

Saya Kisaragi is an outwardly normal girl who serves as the shrine maiden to a country town; in reality, she is a skilled swordswoman charged by her father to defeat Elder Bairns, monsters who feed on human blood. As her battles grow more desperate and more people she cares for fall victim to the Elder Bairns, Saya begins finding faults in her reality, and eventually uncovers a disturbing truth about herself, the town and her surviving friends.

Sakaido is a genius detective who can track down any criminal. But when his daughter is murdered, revenge lands him on the other side of the law. Now in prison, he helps the police solve mysteries using a system that invades a person’s identity. Little by little, a trail of blood forms, and it all leads back to his daughter’s murderer.