Muon Sorata is an ordinary college teacher. However, there is a big secret beneath him. He is actually a mysterious "MOUSE" thief. He is smart, wealthy, powerful and influential. Above all, he steals everything. He has three beautiful female subordinates, but you can refer them as his slaves. Momozona Mei, a computer and physics expert; Kuribayashi Yayoi, a chemistry expert; and Kakio Hazuki, an agile fighter, good at combat and sports. And there is nothing that cannot be stolen by "MOUSE"...

From Tokyopop:

Two families, both alike in dignity...and in their hunger for revenge!

When Ayaka of the nymphs and Kai of the ogres met, it was love at first sight. Little did these star-crossed lovers know that by their blood, they are born enemies!

They say true love can overcome any obstacle... but can it overcome the wrath of ancient gods and death itself?

1) That's A Secretary's Job
Whenever college student Shirou gets in trouble, his father's secretary Kawata is sent to deal with him. But Kawata's punishments are all sexual.

2) Let's Train More Lewdly
Kawata is being cold towards Shirou.

3) A Greedy Right Hand
A young tutor gets involved with his student.

4) Fascinating Counselling
Miyamoto the psychologist has a patient that seems to imagine Miyamoto and him are lovers. The patient even goes as far as describing their imaginary love making!

5) 10 Million Dollar Lover
Jirou sees a sad man wandering the streets in the rain and invites him over. After a year of living together, the man's secrets are finally revealed.

6) I Love You Firmly Bound
23 year old Tatshuhiko likes to fantasize about S&M and one day his 17 year old cousin, Makoto, discovers his secret.

7) The Secret Love Affair in the Secretary's Office
Shirou gets more than he bargained for.

From ADV:
Akane is a charming young girl with two separate identities. Growing up as a princess in the Dainagon family, she befriends Aogi, who, as he matures, takes a position with the Inner Guards at the Imperial Palace, thus becoming unavailable to the outside world. When the long-lasting separation from her childhood chum becomes unbearable, Akane must assume a second persona, that of a servant of the Imperial Palace. But entering the gates of the castle doesn't get her any closer to Aogi, and soon, these star-crossed lovers are breaking all the rules for that sweet reunion they both crave.

Kazuki can't believe that he slept with a fellow cop, Seo-senpai, but the more Kazuki tries to pull away from him, the more Kazuki desires him. It is a story about one stubborn uke.

The heroine Matsuri was terrified by a vampire movie when she was little and even to this day has a terrible fear of monsters. But now she has actually fallen for a guy who turns out to be a vampire?! A comedy by Tachibana Yutaka, this series has a bit of a lollipop feel to it.

A girl named Yumia is discovered by a good looking lad named Yo. He’s actually Apollo, God of the Sun, and has been searching for thousands of years for his long lost goddess Diana, and Yumia may just be the key! Read this manga from right to left

From Yen Press:

Pretty boy-crazy 5th grader, Myung-Ee, doesn’t really want to waste her time on class president, Yu-Da Lee, who doesn’t meet any of her requirements for eye candy… (Too short! Too young!) But when Yu-Da disappears one day, no one except Myung-Ee seems to remember him. Teased about her “invisible boyfriend,” Myung-Ee transfers high schools five years later in search of greener pastures (read: prettier boys). Only she finds herself face-to-face with some of the most beautiful boys she’s ever seen…and Yu-Da, now a class secretary, who doesn’t remember anything about her! Startled by this new development, Myung-Ee’s positively floored when she learns that she and Yu-Da are “Earth rabbits” being hunted by a clan of shape-shifting foxes, some of whom comprise the very student council that surrounds Yu-Da! Will Myung-Ee be able to save Yu-Da from these foxes in sheep’s clothing?

From Manga Abyss :

1-2. Sleepless Butterfly
The Kinase village is being called “a village protected by god”. Kaya and Rin were raised in a village that’s surrounded by a deep forest. Although they are brother and sister they aren’t related by blood. However, they get along well despite this. Although they are living together peacefully but there is a secret kept from everyone~!?

3. Kaze ni Hana ni Kimi ni
Erika meets Ryousuke, a boy from Tokyo that had a strong passion of swimming until he injured his shoulder, forcing him to abstain from swimming. Ryousuke, having loved the sea for a really long time, becomes really sad, and has lost all hope in finding another way to live. Erika wants to help him...
- Intercross

4. Monochrome World -
Ever since a certain Christmas Day when she was little, Jun has seen the world as Black and White. Even after ten years, her eyes are still like that. She doesn't want to tell anyone about her secret because she's already been "betrayed" once by a friend. After that, they were separated. Little did she know of the suprises in store for her...

5. Alice

From MangaHelpers:

The world is in a tense political situation, and one country has instituted a new mandatory education program for all children fifteen and up. It's a half-year program that puts the children through military training. Kazuki has traveled to an installation on Yurikago ("Cradle") Island for his half-year of training along with many other boys. Kazuki has no special physical talent, but he has a remarkably good memory. His closest friend in the training, Sai, is top-notch at everything and not particularly liked by some in their class.

One day, their relatively ordinary life in training comes to an abrupt end. Kazuki awakes to find the island facility in ruins. He has no idea how much time has passed, or what has happened. Soon he meets up with Sai and a strange little girl with a cat, and they begin to try to figure out their situation. What has happened to the island, and to their country? [tethysdust]

From Nekohana:
Title Story - After falling asleep in the snow Atsuki meets the fun and intelligent Kai who seems to be a bit sick.

Darling Smoker - Asahi decides to give up on all guys that smoke because of her previous cheating boyfriend and meets respectable clean Itsuru the class president, but shock, he smokes!

A collection of oneshots:

1. Plan: O.N.O.
Misawa has fallen for the captain of the school's track team, but doesn't know if his captain feels the same way about him.

2. Lip Service
Katsuhiro is the bad boy type, irritated due to his father always telling him not to make him look bad, he gets into the habit of stealing books. The only one who truly understands him is his father's secretary and his chauffeur, Yoshizaki. On the way to a celebration for his grandfather's recovery, things get a little... intense between Katsuhiro and Yoshizaki.

3. The Lucky Star of The Night
Shy Aoyama has a crush on his chief, Matsuzawa. After a night of a little too much drinking, Aoyama ends up at Matsuzawa's home...

4. Holiday
Natsuki, company president’s son, was forced to cancel his weekend plans to go on a family retreat in the family villa for a party. Unfortunately, his father arranged the party in hopes for him to meet with potential brides. Just as Natsuki was about to execute his escape plan to steal a boat, the dutiful bodyguard, Kishida, jumped into the boat with him… As fate would have it, the two ended up stranded in a remote island where Kishida started his feverish pursuit of Natsuki.
-Fantasyshrine

5. My Bodyguard

6. Partner

Extra. Stubborn Vice-President Nacchi

A girl makes the acquaintance of a monstrous creature who believes himself to be quite human.

Can you ask for love? Do you think you could earn the love from the person you like? If you lucky enough you might earn it, but most likely you won't. Yuka Kashino, a girl who's as stubborn as an eagle, she wanted to sell her friendship for someone more valuable, just to be really popular in school. How can " YOU" earn her love, how can she fall in love? Can Melvin win her love or let Kevin buy her love instead or got taken away by Hao, and what about the others?

A boy makes an innocuous wish on a shooting star, and the world ends.

From moetron

Total Eclipse is set in the same world as MuvLuv Alternative, at Alaska's Yukon base, test site 18, where first-class staff from all over the world regardless of country gather to work on new Tactical Surface Fighters.

The main characters are engineers and pilots and it features many TSFs that failed to show up in Alternative.

We've been best friends for years and vowed to be so forever more, but he suddenly said, "I don't want to be your friend any more!" I said, "Does that mean we can't be together forever?" To which he replied, "Well, there is another way..." But what is this other way? "I don't get it, but as long as he stays by my side, it's all good!" Or so I naively thought...

After several years, I had a chance reunion with a childhood friend. The smile she once wore has faded and now replaced by a shroud of gossip. What the heck happened to her?

Yoshiki works as a delivery boy for a noodle shop and every days he delivers to a customer by the name of Nogi, who treats him like a personal maid and annoys him. When Yoshiki's parents decide to remodel the shop they call Nogi, and this is Yoshiki's chance to get revenge by being a demanding customer and giving Nogi a taste of his own medicine!