Because the way people have a high interest in "sex," a sex school was formed in order to fulfill the students' desires and help them become more advanced in their skills. Ion, in order to help pay off the debts in his family, has enrolled in the school, hoping to gain knowledge and sell out his body in the future to gain money. But Ion gains more than just "knowledge" in the sex industry, and he starts to fall for his Instructor Asagi... but love is strictly banned from the school...

From CPM:
The Devil's Castle was a dark and somber place, until the good-hearted apprentice ASARELLA stumbled on it in a goodwill mission, against her master's wishes--the archmage ELIWHO. Things sour quickly, as Asarella was bound with a blood pact to the Devil, KAINEN. Little did she know, the mage harbors a secret love for her that will only complicate her training for the upcoming apocalyptic battle. This sets up the most unusual love triangle of all space and time.

From Antisense Scanslations:
Pampered Cinderella:
It was the worst day for Kawasumi Wakaba. She just got fired from her job and her former boyfriend was cheating on her and he got to keep the condo! What's worse is that after a night of heavy drinking she wakes up and a total hottie-who-must-be-a-celebrity tells her that she's now his sexy work maid!

Love is Like a Fire:
Hina is madly in love with her firefighter boyfriend, Ryuuji. But when her friend asks her if she's afraid of him ever getting hurt and never coming home some day, Hina starts to feel insecure. What's worse is that a male co-worker notices and decides to take advantage of the situation!

Pleasant Travel:
Kana and her boyfriend, Hiroto, finally got to go on vacation. But while Kana thought Hiroto would spend time with her, he gets a call from work and completely ignores her! Frustrated Kana meets up with her new friend Lisa and her boyfriend only to be dragged into something “fun”.

A Dangerous Love is Next to You:
Aya's childhood friend, Keiji, has always been rude and mean to her. When Aya finally gets a boyfriend, Keiji personally interferes!

Koino Tsumugi is a sixteen year old otaku who only has eyes for "Tokki" -- a 2D character in her favorite otome game! She has no interest in real boys... Then one day she's rescued by a guy who's the spitting image of Tokki...?!

Contains several oneshots:

• Iede Shounen to Natsu no Yoru
• Bukiccho-san no Koi no Hanashi
• 25-nichi e no Love Letter
• Jouzu na Kimi no Tsukamaekata
• Kirakira no Sekai

When Yuna Lee's mother moves to Germany to pursue a music degree, she's left to stay with her father, a university professor, and her three older brothers, who are fiercely overprotective of her.

During her summer vacation, she visits her mother in Germany, where she falls off a cliff and is rescued by Rieno, an 18-year-old knight living in the land of Phantasma. Rieno makes a deal with Yuna: If he saves her life, she must come with him and become the Queen of Phantasma.

After agreeing, she goes back home, only to return to Germany some months later, and is whisked away to Phantasma by Rieno. Now, she must cope with being the Queen of Phantasma, while forgetting the world she came from.

Did you think Masca: The Tale of the Great Mage of Hessed was over? Masca: the Kings is the sequel of Masca, in which Asarella goes on a journey to save Kainen. However, the first two volumes focus quite a bit on the development between Rea and Rakin (Kainen's beautiful ex(?) and another demon king).

From Blissful Sin:

After stomach cramps land Muramachi Koharu in a bed at the nurse’s office on the very first day at his new school, he suddenly wakes up to find himself on the landing just before the roof door. And there’s a student he doesn’t know sitting right next to him!
“Where am I? Who are you?”
The student says he’s one year Koharu’s senior and leans closer and closer to him…!
He pushes Koharu down… And suddenly kisses him!

A romantic comedy that tells the story of the faithful yet stupid senpai Oosugi and Koharu, a transfer student who’s too nice to say no. ♥

When Sugimoto is reunited with an elementary school classmate in front of their apartment, he can't help but be puzzled by their encounter. Did Senoo always act like that? Meanwhile, Sugimoto is also at a crossroads with his job as a hair salon assistant. Slowly, their lives become intertwined, in the apartment they both call home.

This is a collection of one-shots from Douman Seiman. It contains 36 short stories about serial killers finding love, historical figures brought back from the dead, yaoi fan-girl ghosts making suggestions to the men she watches, and everything in between.

"I've liked you for a long time. Please go out with me!" These were the words second-year high-school Kazuki Yugawara heard when one day out of the blue, someone confesses their feelings for him! But, wait just a minute… I go to an all-boys school. And the one who confessed to me was Sakurada-kun, who… is also a boy! I’m happy someone told me they liked me, but there's no way I could ever go out with a guy! But this guy Sakurada looks like a girl. What to do?

1-3) My Manager is Cool, has No Backbone, & is Seductive.
More than with women, he is more affectionate with the male employees. Even with a bad personality, Manager Sakaki who only has his looks has taken a liking to the new employee, Takemoto. He especially can’t take his eyes off his butt. Drunk, without thinking, he attacked him while he was sleeping?! After much trouble, they end up going out, but they end up in a dispute over who’s top or who’s bottom! Here comes the love comedy with the problematic adults.

4-5) Clumsy Love
Hayakawa is a good-for-nothing who sponges off women for a living. The only one who was ever able to put up with his selfishness is his high-school classmate and former lover, Karino. When Hayama has nowhere else to go after getting dumped, will the serious Karino take him in despite their horrible separation three years ago?

6) Feelings from the Palm of Your Hand

7) Love's Express Home Delivery Service

From AQUA Scans:

Leticia's father, the current king, is very wise and knew that both of his older sons have their own supporters, and that if either one became king, the other brother's supporters would rebel—throwing the country into a civil war.

To prevent this, the king decided to announce that he will retire while he's still alive and make his daughter, the princess, his successor! However, the princess doesn't have any political allies. So she decides to gather a group of knights loyal to her and form her own "round table" before the day of her coronation.

The only problem is all of the good knights who are strong and skillful and loyal have already been snatched up by her father and brothers for their own personal guards...

(Based on a light novel, also being translated by AQUA Scans.)

From Chibi Manga:
The kind homeroom teacher, yoshino sensei, is actually has a black heart! sensei is quietly meddling in here and there of suzuki's school life who accidentally find about his secret. tsundere high school girl x wicked teacher, secret lovey dovey school life!

In the Koi Nanka Shitakunai series:

V.1 - Kyou kara Kyoudai ni Nari
When Nakajima's mother decided to remarry he was afraid but everything turned out to be even better than he expected. His new older brother helps him and spoils him a lot and they're getting along very well until the moment when Nakajima comes home earlier and sees his big bro playing with another guy in the bedroom. What's gonna happen from now on?

V.2 - Kyou kara Koibito ni Narimashita

From Anime News Network:
The story begins in the distant future in the far reaches of the galaxy. The Human Galactic Alliance has been constantly fighting for its survival against a grotesque race of beings called "Hidiaazu." During an intense battle, the young lieutenant Ledo and his humanoid mobile weapon Chamber are swallowed up into a distortion of time and space.
Waking from his artificially induced hibernation, Ledo realizes that he has arrived on Earth, the planet on the lost frontier. On this planet that was completely flooded by the seas, people live in fleets of giant ships, salvaging relics from the seas' depths in order to survive. Ledo arrives on one of the fleets called Gargantia. With no knowledge of the planet's history or culture, he is forced to live alongside Amy, a 15-year-old girl who serves as a messenger aboard the Gargantia fleet. To Ledo, who has lived a life where he knows nothing but fighting, these days of peace continue to surprise him.

The story revolves around a high school student named Shinya Matsumoto and his love story, which takes place in the summer vacation. Shinya unexpectedly encounters a car accident, which results in a mother and son being taken to a hospital. The son, Daisuke Kirishima, is completely fine while his mother, Reiko Kirishima must stay in the hospital for three weeks and is unable to look after her son thereafter.

A freshman in college, Amano, is taken a liking by a mysterious senpai, Kamishiro, who raises chicks. When Kamishiro hugs him out of nowhere in their first meeting, he thinks this senpai is crazy, but as he spends more time with him he sees how kind he is. But one day, while Amano is playing with the chicks, Kamishiro kisses him out of nowhere! An airheaded research student and a kuudere freshman's love story.

Hokuto Kuzuhara is a delinquent known throughout Sekai Private Academy. His way of life being so hated by his family that they give him an ultimatum: find a girlfriend within a year or move out. That said, though, months pass and he still has had no luck and it seems like he never will. It is then during this predicament that he is approached by the student council vice president with a plan that would both save him from moving out... As well as help her with her revenge.