Minmotion Syndrome
An omega who is the boss of a yakuza gang makes a deal with the son of an omega prostitute who was very much in debt. The deal? Become his dog (i.e. sex slave?). The alpha and omega both have some complexes involving their gender but I think it could work for them (fingers crossed)
Kono Yakuza, Toriko ni Shite Miseru~tsu!
The son of a yakuza boss has been in love with the second in command, Aizawa, forever. But now he has a bet going with Aizawa that is he can seduce him within one month, he'll be able to join the gang too (and thus be with Aizawa forever). Nakamura is the best.
Tora no Ejiki
A man pretends to be a famous yakuza boss to steal money from people during fights, but then the yakuza "tiger" finds him at a gay bar and makes him pay for using his name by giving him a place to stay (cause he's on the lamb as the organization fell). What could possibly happen when a former yakuza and a former hacker decide to cohabitate?
Outburst
Uke is so badass, I'm in love A policeman has infiltrated an assassin group and has been undercover for three years to get revenge for his brother being shot and injured. How he gets the trust of the badass boss is by sleeping with him at seemingly every opportunity
Anata wa Korosu Tabi
It's such a beautiful poignant story. TEARS T.T Two yakuza members are on the lamb and driving around small towns in Japan. They have started a physical relationship even if they do appear to be opposites, a quiet cold looking man and a fun loving playboy type character. However, Odajima, the quiet one, has been ordered by the boss to kill Kakaota as he is a potential rival for the head of the gang. Will he be able to go through with it?
Kozure Omega to Boukun Yakuza
Tatsumi is an omega mother who's ex-husband ran away and left him to get a bunch a debt. After catching the eye of the son of the yakuza boss with his mama protective instincts, he begins living at the yakuza house and being wooed very romantically. V cute
Osananajimi to Hajimeru Aijin
Let's give it up for the real MVP of this manga: Mike, who guards the door to Taichiro's first time (and lets Tetsuji through). Yakuza-like Tetsuji has been in love with his best friend for 20 years, so when Taichiro comes to him with an offer to become his mistress if he'll pay for construction on his house he thinks he'll scare him off with a kiss. But when Taichiro actually seems pretty into it, Tetsuju gets his hopes up and thinks maybe there's a chance for his long awaited love
Mayday mayday mayday!
For a story about a scary mob boss love interest, he really was very respectful and sweet (to the uke at least) the whole time. Yoon Yuno is a money launderer who had the misfortune of being introduced to a russian mafia boss by his old boss. What makes it even worse is that this man who is known for his brutal views on payback seems to be interested in Yoon romantically. His only wish is to live a safe and quiet life, but how can he with this guy around?
A Tiger's Den
Ex-call boy omega offers to birth baby for yakuza boss. Alpha loves a blow job
Bye Bye