Mafia / Delinquent
5
High school delinquent Akamatsu regularly picks fights with Seven, a strong homeless man who lives in the local park. Fighting Seven is the biggest thrill in Akamatsu's life, so when it seems like Seven may have to leave the park, Akamatsu suddenly invites him to share his house. The domestic adventures of two delinquents living in a small apartment.
Mafia / Assasin
5
Sequel to I: Episode 0
https://www.mangago.me/read-manga/i_episode_0/
Every tuesday night, a mysterious man named Ito visits Kyosuke a prostitute, and talks to him about silly things until dawn. One day, he brings a briefcase full of money and tries to give it to Kyosuke, telling him that he wants him to quit his job and do something he truly wants to do, however.
Yakuza
5
The masochistic, lewd and beautiful yakuza Yashiro and his silent, clumsy, impotent subordinate, Doumeki. This is the story of a man who has never known happiness and of a man who is reborn by getting to know him.
Mafia / Assassin
5
Prologue to Itou-San:
https://www.mangago.me/read-manga/itou_san_kuraka_sui/
Prologue to Itou-San, narrating the story of how Itou-san became an assassin groomed by his master, before meeting with Kyosuke.
Mafia / Gang / Police
5
Shin is barely making ends meet, hustling as a rogue mechanic on the mean city streets. Problem is, work never comes easy and the dough is nothing to shout about. But when Jake pulls up with car trouble one day, it’s obvious that there’s money to be made. And after such a handsome payday, Shin is reluctant to let this sucker go. Little does he know that giving Jake his number may be the biggest mistake he’s ever made.
Mafia / Assassin
5
As a male prostitute in the slums, Je-oh is at the bottom of the social hierarchy. A pawn among pawns. Sure, he's tried to break away, but each attempt has only left him with more wounds. Until one day, he gets rescued by a serial killer who kidnaps him along with his pimp. The killer, Seong-rok, is on a mission for his lover, a former prostitute plotting to turn the tables.
Mafia
5
In a city where the law has been rendered non-existent, Yuki and his best friend Tetsu break into the offices of the Seidoukai to steal in a desperate attempt to finance his ailing brother's hospital bills. They ultimately fail but instead spark the interest of the mob's young leader, Kazutaka Hyodo, who offers Yuki a deal he can't refuse: pay him a visit at his office once a week and all hospital bills will be taken care of.
Yakuza
5
Mathew Rayner, a sculpture student who, aside from his art, lives isolated from the rest of the world. He unexpectedly meets a captivating man named Jin and feels a fated connection. Mathew offers him a proposal: be his model. Contrary to his intentions, the relationship between the two becomes more and more warped...In a grim world stained with dirty money and betrayal, Mathew steels his nerves as he approaches the executive of the yakuza group Shinhae Faction, Jin Che.
Mafia / Yakuza*
5
Satoru, a hatter with his own boutique, needs a new clerk and picks up a starving stranger to fill the role. Ryou reminds him of his old dog whom he dearly loved, but Ryou has a past filled with mobsters, government corruption, violence, betrayal, abandonment, and the question is no longer whether it will return on him, but when and how violently it will return on him.
*(the second part of this story - The Speaker- is the one focusing on the mafia/yakuza part).
Assassin
5
Born into a family of assassins and living in a world of darkness, Chinatsu has been unable to kill anyone due to his past trauma.
When Chinatsu's brother died before his very eyes, a boy reached out a hand to him.
That scene is still burned into his mind...
While having the same nightmare yet again, Chinatsu happens to see the boy from that day, Kasumi, again.
Dousei Yankee Akamatsu Seven