If you're looking for manga similar to Food Chain, you might like these titles.
Tsutsui, an ultimate playboy, gets drunk in front of his senior Tamura and is raped halfway through. The kind senior he thought Tamura was, turned out to be a sly, gay person! Tsutsui is in shock, Tamura still has his eye on him, and he can’t help but feel anxious. At the same time, he meets Shinoda who shares the same plight as him, Shinoda proposes that they pretend to be lovers. While thinking that it’s no laughing matter with another man, Tsutsui’s back gradually starts to ache…?!
Keiichi is raising his twin sons, Ren and Takumi, who aren’t connected to him by blood. Ren is a promising future researcher and Takumi is a national swimmer. Keiichi’s always wanted to give his two excellent sons whatever they wish for, but on their 20th birthday they unexpectedly started pestering him about... “They want... my body?!”. Kamon Saeko draws the crazy love triangle of two boys that want to stay with “me” both as family and as lovers!
Soon after Nazuku meets Ayafumi, a playboy with a delinquent air about him, he finds himself trapped in the man's crushing embrace! "You feel way better on the inside than any girl." With those words, Ayafumi pronounces Nazuku his favorite. Nazuku's life is now a living hell, where he's forced to satisfy Ayafumi's "needs" to the point of passing out! Why oh why did he rescue Ayafumi and get involved in his life...? Ayafumi is rough, without a hint of kindness or consideration, and Nazuku can't seem to tell him no. But, the more they sleep together, the more their desire grows...
Yu has... problems. Kaname’s a high-powered lawyer with a demanding personality. Ryo’s a playboy with a short temper who brings a different man home every night. They’re both in love with Yu. But the real problem is: They all share Yu’s body! A childhood trauma caused Yu’s subconscious to invent two other personalities to love him, and now he’s living three lives! When the handsome Sugo drops into Yu’s life, it’s a chance for Yu to know real happiness, but with Yu ready to love someone else, Kaname and Ryo find their very existence threatened – and they’re not going down without a fight.
Meet hard-working systems engineer and wage slave Hajime Sato, age 25. He's on his way home after pulling an all-nighter, harsh sunlight flooding the early-morning train car... when he hears the moans of a porn actress (insta-boner!). Wondering what kind of loser virgin's playing porn on the train for all to hear, Hajime looks over to find that the guy seems like a real playboy... To apologize (!?) for his unplugged headphones making Hajime hard, the handsome stranger takes him on a journey to lose his virginity... His anal virginity, that is!
Ever since Ryou, who has an insatiable libido, encountered his school's #1 playboy, Akanishi, during their senior year, the two have become inseparable as "threesome partners" who go out on the town every night to pick up girls together. When one such three-way goes wrong and leaves Ryou with an injured penis, Akanishi nonchalantly offers to help him... Using a method that Ryou never expected but which he soon becomes hooked on.
Senke is a gloomy and shy man who's secretly in love with Masaharu, a mailman in the company he works for. His inability to confess to Masaharu leads him to lavish his love upon a Digital Monkey on his PC, which he names Masaharu. The recession, his low-paying job as a dispatch worker, and a demanding boss causes him to work overtime night after night. One night, fed up with seeing Senke working to exhaustion, Masahuru confronts Senke and in the process finds out about his Digital Pet. The stressed Senke breaks down and rapes Masahuru. After this disastrous incident, Masaharu avoids Senke. Senke works mindlessly and fulfills all the demands of his boss until he discovers that his Monkey Masaharu has died. In his exhausted state of mind and having a guilty conscience, he thinks this to be a sign, and dashes off to find Masaharu. When he finds Masaharu safe and sound, he is relieved and collapses.
"If you don't want to get hurt stay still." Kiichi finds Shota, the guy he met on an online dating site, passed out in the garbage. Kiichi, liking the blond-haired boy with a pierced ear, takes care of him and then tries to have sex with him. But Shota resists! Ready for action, Kiichi holds Shota down and stimulates him in all the right spots to get him just as turned on. What waits for Shota after he's forced into submission......!!?
Junwon’s sure he’s straight. Yes, all of his girlfriends dumped him for one reason or another, but that doesn’t mean that his relationships will work out if he dates guys. However, a certain someone’s been on his mind. His school sunbae, Jaehyun. Jaehyun’s good-looking, friendly, makes Junwon’s heart pound…and straight. Not only is he straight, but he also used to date Junwon’s sister, Jiyeon. That doesn’t stop Junwon, though. He wants to look at his feelings and find out what he really wants. Everything starts with one question: Aren’t you curious what it would be like to kiss a guy?
After spending his entire life in all-male schools till high school, Mingu finally enters college. Making things more exciting is the fact that he's in the Food and Nutrition Department with a male to female ratio of 1 to 9! A virgin and single since birth, this is his opportunity to date girls and enjoy a romantic campus life. But one wrong lie during a drinking party turns his life upside down and now he's been branded as a sex beast all over the school!