Jack the Ripper; Ed Gein; Andrei Chikatilo; John Wayne Gacy; Jeffrey Dahmer - separate from these serial killers who shocked the world, there exist offenders known as "Innocent Devils", who murder without...

At the Metropolitan Police Department, Daimajin stands head and shoulders above all! rushing to the scene with lightning speed. a hot-blooded man who wields his mighty arms! He is the ace of the Investigation...

From MangaHelpers: In this world, there are those who look like humans but are actually beings with supernatural power. In order to respond to crimes committed by these kinds of people, an organization that...

Shiiba Yuuto is a 29-year-old who, despite his desire to be a barrister, is a complete failure of a man. In a fit of drunkenness, he gets hit by a truck and dies. In the afterlife, he is brought into the world...

A story about a dull detective mystery fanatic who, upon dying, gets reincarnated into a different world.

"The relationship between a detective and their assistant is not unlike romance!" Due to his natural tendency to assist others (a "helper type" personality that makes him constantly want to lend a hand), Mitomo...

From AQUA Scans: At the outskirts of town in a mansion, which is rumoured to house devils, live the masters of the household: the young miss (master?) Lily and the strange young master (a NEET) It. We follow...

Teruha's grandpa was an amazing detective, and she has dreamed of following in his footsteps. When he passed away, Teruha was still a child, so another relative inherited his detective agency. Now she's in...

Based on Mu Yu Nian Hua's eponymous online novel. The story begins during a late night discovery of a floating corpse in Dabazi Village, H County. After the villagers called the police, old Zhong and Zhang Kai...

A boy abandoned at birth and raised by rats, with the mysterious power to control them, grows up seeing the dark side of the humans that rejected him and vows to become humanity's greatest enemy.

Tetsuo Kobayashi, aka "Kitetsu" was a hard-boiled detective of the police force feared by the scum of the city, Now in his old age his only active mission during his retirement is to take care of his...

Jotaro Fukamachi is a private detective. Divorced with a woman he can not forget, with whom he had a daughter. He has a reputation for sleuthing, but it is rather stingy and often shows interest. On the other...

Kyoya Ida is a hard-nosed detective from the Shinjuku Police precinct. He is known in the force as an unreasonable type who would use lethal force to solve cases, making him unpopular with the enlisted and high...

The case files of the detectives at the Shinjuku Police Station paint an unapologetic picture of the worst of human nature, the horrors of everyday life, and the people that are the products of them. In this...

Sena Akimi is a detective sent in to spread rumors and catch the president in a compromising position, but he's the one that gets caught.

Prequel to the first song in the Vocaloid series, “Murder Case at the Mansion of Antiquarian Books,” and follows the events between the schoolgirl detective who loves mystery novels, Hanamoto Hibari, and the...

Prequel to the first song in the Vocaloid series, “Murder Case at the Mansion of Antiquarian Books,” and follows the events between the schoolgirl detective who loves mystery novels, Hanamoto Hibari, and the...

Rikudou Riin is an undercover cop whose assignment has led him to follow a mysterious and beautiful person who goes by the name of "Joker". He soon deems that Joker isn’t really a criminal - but a special agent...

A collection of short one shots from Jump's RomCom Festival Masked Detective, Masque de Holmes and the Kiss Thief (覆面探偵 マスク・ド・ホームズとキス泥棒)Juumonji-san of the Infirmary (保健室の十文字さん)Kii-chan's Lunch (きーちゃんのお昼ごはん...

Sekine, captain of his school's judo team, is best friends with Kosakai, who's a popular novelist despite still being in high school. Enter Tamura Maiko, a talented young judoka who soon falls head-over-heels...

Labeled "Experiment A" by five of his classmates and tortured throughout sixth grade, Shun Uruma hung on by a thread. When his bullies targeted his family, leaving him with nobody but his grandfather, it was...

From Boys On Boys Love: Haruhiko's older brother Seiichi suddenly stops sending letters in the middle of investigating the mysterious organization called PARK. Haruhiko crosses over to Hong Kong to pursue the...