If you're looking for manga similar to 10K Lover, you might like these titles.
After his boss loses $100k, ex delinquent Kikuji apologizes on his behalf to business tycoon (an rumored S-M enthusiast) Togo Hamasaki. Togo tempts Kikuji sweetly until the wire tap his boss planted is discovered. Can Kikuji keep up with Togo's "punishment"?
"When I first laid eyes on you, I bet with myself that you were well-endowed." Strait-laced office worker Ryota, who is serious to a fault, is forced to accompany his coworkers to a very special club. As he's waiting nervously, the androgynous and alluring receptionist Sho is the one that comes to his room. Ryota, traumatized by a past incident, is resistant to the idea of submission, but falls prey to Sho's domineering skills in the bedroom... Is Ryota just one step away from becoming an obedient puppy!?
Asahi and Kei are next-door neighbors who grew up together. Kei was always at his side, which Asahi believed would never change. One day, Asahi gets himself tested and is diagnosed as "a particular omega" and mentions it to his trusted best friend. Though he's an heir to a big toymaker, Kei's usually frank, down-to-earth, and a true alpha, but for some reason, a change suddenly comes over him on hearing the news, turning him into a wild animal...
Mizuho is living on the edge of poverty in a 4.5 tatami mat room (7.5 square meters) due to his family's debt. One day he collapsed from hunger and is carried home by his unruly coworker Yae-san. Is the willful Yae truly what he appears to be?
Tsubasa, the distinguished son of a famous musician, has a secret BDSM kink that he struggles to comes to terms with. When he chances upon Masaki, a man who meets people with his fists, will Tsubasa finally be able to understand his own desires?
When his fulfilling life goes down the drain, Katsuragi tries to end it all - only to be pulled back by a man he hasn't ever met before. But is he really here to save him, or...?
All of Keiji's bodypiercings are the symbol of a secret contract, which stipulates that all his needs would be completely taken care of by two twin brothers, Sou and You, in exchange for his becoming their pet.However, the appearance of Miyama - Keiji's first actual friend - starts changing things. For the first time, Keiji finds it difficult to keep this dark secret buried, and the thin balance he tries to maintain unknowingly starts crumbling bit by bit...
Tsukasa visits a special establishment for masochists, spurred on by his mischievous coworker. He doesn't expect the flirty man in frills who greets him to suddenly push him down on the bed and proceed to show Tsukasa pleasure he's never tasted before! How will this hilarious and touching love story between a cynical escort and a pure real estate agent end!?
It's a sin for Father Chikayoshi to fall in love with his student, Motoyama Kiyoshi. He seeks forgiveness by giving full submission to Motoyama, letting Motoyama to taint and control him.