Masumi is dating Tobita who under innocent face hides a burning desire for being abused. Catering to his needs Masumi gradually gets pulled more and more into the twisted relationship, fascinated by the feeling of sadistic satisfaction from dominating Masumi.

From Antisense Scanslations:

Lady Grey and Lize have known each other since childhood. Lately, Lady Grey has started to feel things have gone stale between them. Wishing to feel excited and extravagant in a relationship she wakes up to a blessing ... or is it a curse?

From ShoujoMagic:

Karate girl Seri tries to kick away her past in order to catch a new guy at a singles party, but Tamaki, a childhood flame from her old karate dojo, shows up to show off and makes her heart pound. Their reintroduction leads to a karate challenge, and if Seri loses, she must become Tamaki's "toy"...!? It's a game of love with more rivals and obstacles (and sex!--LOTS of SEX!) than either Seri or Tamaki could have foreseen!

Includes extra stories:

(Vol.02) Virgin Beast - Dumped for being a virgin, Katsuragi Mio decides to ask Virgin Killer, Tsukahara Masaho for help.

(Vol.03) Scarred Innocence - Naive Moeka wants to fall in love but Kamiya Shun might not be the nice guy she thinks he is.

(Vol.04) A Girl's Mischief: Love's Supreme Principle - Renai Shijou Shugi sidestory.

(Vol.05) Rescued Letter, Complicated Love - Nozomi delivers a love letter to Shigeyama Itsuya from her friend but...

(Vol.07) Ribon

(Vol.08) Flower of Despair, Thorns of Pleasure - Renai Shijou Shugi Sidestory. Takarai Kou's point of view.

Two soldiers from warring countries are bound by a pledge as master and servant. Taki Reizen is a commander of sublime beauty, shouldering the fate of his nation. Called "Mad Dog" because of his rough temperament, Klaus von Wolfstadt has sworn his loyalty to him as a knight. Despite this, those around them are cold and disapproving, full of various misgivings. For all their genuine feelings, what will come of love made cruel by the violence of war?

From Midnight Scans:

Eri is a normal high school student, who feels satisfied with her life, if there are Red Tea and sweets around. However, fate plays a trick on her, and she is assigned to learn the art of making tea from Secret Garden’s #1 butler, Ijuuin!! Mr. Butler’s lesson is exciting and strict, and, sometimes… pleasantly perverted?!

In the Shitsujisama to Himegoto series:
1) Shitsujisama to Himegoto
2) Black Label

1) Happy Cook
Chef Nakasawa saves Tokiya from trouble and ends up teaching him how to cook. But is it only cooking that Nakasawa will be teaching?

2) Straight Mind
Incoming freshman Kasuga has always won any fight he has been in, until he meets the elusive Tougou. Kasuga wants nothing more than to meet Tougou again and fight, but he is told to stay from Tougou. It seems that Tougou is the chief director's son, and a previous student was expelled for hurting Tougou. Can Kasuga stay away? Will Tougou allow anyone to get close to him again?

3) Happy Place
Stray dog... stray uke... Does it really make a difference?

4) My One-Sided Love
Kazuki is a game programmer who collects adult toys. He's also been in love with his neighbor Masato for ten years. When Masato asks Kazuki to teach him how to use a computer, will the time they spend together be all work and no play?

5) Restriction
Tsukasa may look scary with his piercings and blond hair, but the straitlaced head of the disciplinary committee is the frightening one! He ruthlessly uses Tsukasa who's trapped! But sempai will graduate in a year, then Tsukasa will be free, right?

6) Special Lunch
We go back to our original couple from ch 1 and a new type of dinner date.

From Attractive Fascinante:

The infirmary sensei, Odagiri, always said that students were out of his strike zone. One of the students, Izumi, kept coming back to seek a physical relationship with him. He heard that Izumi was a player, but he soon realised that it was Izumi’s first time when they started to feel each other up. Odagiri stopped at that very moment and told Izumi never to look for him again. However, Odagiri got upset when he saw Izumi flirting with another student. Was it love?

From Manga Abyss:

Part of a genius flower arrangement family, Suiren is secretly in love with Ayame. Suiren said, “I want to try to arrange you” to the Ayame…?

Collection of short stories:

1) Hard Triangle
Mutiple personalities, murder, rape and a shady past between a doctor and his teenage patient.

2) Doll
You and Yuu are cousins. When their uncle died he left a doll and one that looked like You. When Yuu asks if he can have the doll, You says he has to follow his every command.

3) Crystal Game
Playboy Gaku is in love with his stern best friend, Takayuki. But the jeweler only seems to notice the crystals he works with. When Takayuki offers to give Gaku a crystal treatment, Gaku has his own ideas of how he wants to be treated.

4) The Rusty Swamp

5) Silent Voice

from Blissful Sin:

"I wonder… if I’ve become lecherous."

High school student Hiroki yearns for his best friend Yuuji's father, Seiji. He has tried many approaches, but has only managed brief exchanges. Yuuji told the depressed Hiroki “I’ve fallen in love with you…Why don’t you forget about my father!” However, Hiroki bravely began the process of captivating Seiji. Before long, the aimless lover is being loved, Hiroki’s body being ravished…
In the shocking three part series, Idol Unit “Boku-chan’s*” series. Drawn for this special release, a tank-full of even more love, debauchery, and worthwhile reading collected in this omnibus!!

19-year old Narika Yoshikawa lived a poor life with her single mother. But when Narika's mother passed away, she was forced to follow in her mother's lifestyle, which unfortunately, also included her debts. One night, some men come to her door and demand 3 million yen that Narika's mother borrowed from them. She's saved by a strange man who pays the money to the men, and tells Narika that he just "bought her" and if she marries him, he will give her anything she wants!

A collection of short love stories: 1. Love Charge; Mao is a normal girl with a problem: she often wakes up early for school and because of that she gets pretty tired. So, In mornings she´s cold towards Minato, her boyfriend. She thinks its not really important, but...?! 2. Love Talk; 3. Koisuru Sekai No Katsumi De (Falling in love in corner of the world); Mikazuki is a shy girl often bullied by her classmates becouse of her looks and act. When the new transfer guy, Yoh, showed up: memories from past, mixed feelings within fear, came back for her. But Yoh suddenly cuts her hair...?! 4. Academic Rubber 5. My Dangerous Serious Boyfriend 6. Confession Box

Collection of tales of love between warriors. Good, solid artwork, if not the best available. Plenty of hard yaoi to go around here, too, if that's your bag.
If samurai themes appeal to you, this manga probably will, too.
by Shayne

The first oneshot, Hana Nite Sourou was scanlated by Atlantis-Dream.

Nagisa was asked to become the nude model for a product, who's concept is "The Sexual One". In order to get used to his body, Fumitaka Kuga offers to help, including allowing Nagisa to stay at his apartment... for a price. Now, Nagisa must undergo rigorous sensual training everyday and must stay nude in front of Kuga.

From Manga Jouhou:
Takashi Sone is living on his own while he is attending college. Out of the blue, his parents tell him that his sister, Mafuyu, is moving in to live with him and that she will be attending a high school in his area.
When she arrives, he finds out that she was kicked out of her old school for getting caught making out with another girl. Soon afterwards, the other girl arrives, having thrown away everything she owns in order to run away and live with Mafuyu.

Volume 11 has a unreleated 2 chapter story at the end called Frills

From TachiNeko Guild:

Set in post-World War II Japan, this is a story of young Haruomi, an heir of the prominent Morimura family. Stripped of his aristocratic title while facing a repossession of his estate, Haruomi finds himself thrown on the mercy of a wealthy Japanese American, Tsutomu Oshio.

At first, Oshio wants nothing to do with a naïve noble. After all, he hates the Japanese above all else. Yet as the days go by, Oshio finds himself inexplicably drawn to Haruomi’s innocence. Driven by a desire to rid himself of his newfound feelings, Oshio sets it upon himself to disrupt Haruomi’s flawless façade.

Through the hope of saving his bedridden mother’s life, Haruomi accedes to Oshio’s scandalous demands to become his “servant”. Thus, Haruomi’s new life as his master’s plaything begins…

Note: It sounds like the Japanese version of this title included a separate one shot about a host club. While the version published by Enju Group does not.

Hanamura Masatsugu and Takakura Kuniomi are intimate friends since childhood, and both are heirs to their respective marquises. Their favorite sport is seeing who can score the next bishounen that comes across their path in the Imperial Capital. And now Kuniomi has set his eyes on a new target…!?

Who would be the winner between these two beautiful men’s quest for love—?!

A lavish Taisho* Romanesque edition!! (*** Taisho era: 1912-1926 ***)

• Harem Days
Madoka Mitsuru (Enman to his coworkers) is a rough ex-yankee, so he's not really sure how he got a job at a prestigious company. He works in "the harem", the name of the gofer department because of all the attractive ladies, under Chief Suzunari, a cheery middle-aged man who doesn't understand the meaning of personal space!

• Hareta Yoru no Hikari (Light of the Clear Night Sky)
Medical intern Chikada Tomoharu is always being called a "nice guy", especially when he's being dumped. When his lover dumps him by email, text message, and he's roughed up by the yakuza outside his apartment building he's having the worst day ever. Building caretaker Fukiage Tatsuru scares the gang off, and he and Chikada become friends. But does Tatsuru only see him as a "nice guy" too?

• Itsuka no Himitsu
It's been ten years since Yuuya was home. That was the last time he faced Asato, the blind neighbor he's always had a crush on. He's spent the time trying to forget the one night he acted on those feelings. But he's been fired and evicted; with no place to go he returns to his childhood home and the man he's never forgotten.

• My Secret: Itsuka no Himitsu bonus

Collection of 7 stories:

1-3) A highschool boy falls into the river on the way home from school. He gets a fever and is forced to go to the hospital to get some medicine. But man, what's with that doctor and his treatments?!

4) The boss of the highschooler falls in love with a Ramen Delivery man.

5-6) A boy on the baseball team is fed up with all the talk about the model at his school. The model told everyone he likes someone whos on the baseball team which caused a riot. The boy could care less, but... can he easily forget the kiss?