Manga like Wild 7

Doberman Deka

Status: Finished
Genres: Action , Drama

The protagonist of the story is Joji Kano, a detective employed by the Tokyo Metropolitan Police Department's special crimes division, which handles serious criminal cases. His gun of choice is a customized .44 Magnum-caliber Ruger Blackhawk. Even though Kano and his co-workers are criticized by the media and society, he doesn't mind the criticism at all. Even though Kano has no pity for serious criminals, he holds a gentle respect for children and elderly people, as well as former criminals who want to redeem themselves from their past behavior.

Tags: Shounen , Police

BAD POLICE

Status: Finished
Genres: Action , Drama

This is a no-holds-barred story about an ex-biker gang leader turned cop, Kenji Date. Operating under the nickname Hyena, Date rubs pretty much everybody within the police force the wrong way as he goes about his business ridding the city of all its scum.

Also contains two separate short stories at the end of the volume:

Bomber
The Chinese leader, Deng Xiaoping, had promised to rid Hong Kong of its criminal organizations. One of the places they migrated to was Japan. Kamon Shou is a delinquent who just got released from Youth Detention after spending two years there and is about to feel first-hand the effect the Hong Kong mob has on Japan.

Artemis
Ginko is a detective working for the famed Holmes Detective Agency, an agency that takes on the most dangerous of jobs: ones that even the police wouldn't even think about doing. She gets hired by Ms. Nancy to retrieve her seven year-old son, Tom. Tom was taken away by her father-in-law's mafia organization in hopes of cultivating Tom to become the next leader.

Tags: Crime , Shounen , Police

Jiraishin

Also known as Ice Blade.

Status: Finished
Genres: Action , Drama , Mystery , Psychological

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-ranking officers in the National Police Agency.

Despite this fact, there are some in the force that admire Ida for his bravery and cleverness in using lethal force to solve criminal cases whenever legal means are met in a dead end.

Tags: Seinen , Detective , Police , Guns , Male Protagonist , Episodic , Nudity , Anti-Hero

Death Hunter

Status: Finished
Genres: Action , Drama

A fierce, ruthless, aggressive and evil creature, the cosmic life form "Death" appears before the human race.

An epic tale depicted by the brilliance of Hirai and Kuwata's on humanity's collapse and the birth of a new human race!

Note: Includes the one-shot "Lir kara Kita Akumu" (リルから来た悪夢).

Tags: Gore , Aliens , Male Protagonist , Guns , Tragedy