Paraphrased from Kotonoha:

This is a collection of eight stories (there are 9 chapters, because story 6 is composed of chapters 6 and 7).

Story 1: Teased and Stepped On, What Blooms is a Passionate Flower
Describes the relationship between a girl and her teacher.

Story 2: Lolita #7
Features the relationship between two cousins, an older male and a younger girl. One is a teacher, while the other is a student -- both at the same school. When the elder cousin doesn’t come to class for several days, the school administrators send the younger cousin to the elder cousin's home to investigate further.

Story 3: Song of the Devil

Story 4: What If?

Story 5: Happiness

Story 6: A Room of Clouds (chapters 6 - 7)
A simple minded girl who tries to live her life the best she can.

Story 7: Indigo Elegy

Story 8: Underground Doll

One of the manga that take place in the Touhou series (mainly known for the games by Team Shanghai Alice)

From PROzess:

Okada Keiichi nearly drowned in his childhood, which left him with a trauma for water. Now he faints on the slightest touch with water. To his grief, his girlfriend takes him to the pool to charm him with her swimsuit. By accident Keiichi falls into the pool and gets rescued by the swimming instructor, Mizushima. Keiichi senses something special about her and even Mizushima seems to knows something about Keiichi's past. What will happen to Keiichi now?

1. Sinking Man
2. Warm Water Bubbles
3. Sweat And Body Temperature
4. Nice Flow
5. A Night Of Tears
6. Crumbling Resolve
7. Resurfacing
8. Lasting Feeling
9. Sea Of Mermaids

From AtoZ:

Three hot bishies, three pretty girls, all working in the same Italian restaurant. Can life get any better with pretty boys to watch and delicious food to eat?

N/A

1. The tale of Tonkara valley
Story about the history of a valley and the animals that lived there.

2. Sing Penny
3. Silk hat story
4. Ribbon Knight - Tink and the golden egg
5. Duckling with the white neck
6. The Golden Scale
One day, a young boy heads out to catch a haul of fish, so that he can afford to get good bread for his mother. While there he finds a golden fish who, in exchange for not killing it, offers him a golden scale which will grant any wish. Choosing delicious bread as his prize, the boy returns home successful. If he could get bread from one scale, what would he get with another?

7. Why mother lost her leg
8. The Devil Invites Himself to the Ball
The fox of danube, the head of the revolutionary army has infiltrated the ball and is plotting something. Who is this mysterious exactly? And what is his relationship with Lily?

9. Why mother lost her eyes
10. Mignon
11. The spring of crane

"I'll pay you £10,000 to marry me right now." A wealthy and gorgeous man suddenly proposes to Magda, who makes a meager living cleaning an extravagant luxury apartment. He is Rafaello Di Viscenti, the owner of the apartment. Why would a major Italian businessman propose to a poor woman like me at first sight? Magda refuses outright, but that night, Rafaello tracks her down!

From Aerandria Scans:

"There once was a girl with a splendid flower blooming upon her chest."

When Lys was born, her heart did not beat at all. To save her, her mother made a contract with a devil: Lys can borrow his heart until the day she turns sixteen, but after that, he will eat her body. Together with her companion, Siva, someone whom she met by chance in the desert at night, she travels around as a dancer girl to find the devil who sealed her fate. One day, while they were traveling, they suddenly meet an egoistic prince and a ring spirit...

Based on a novel by Wada Ryou, Shinobi no Kuni brings a story that blends history and fiction as it shows the struggles happening during the 16th century in Iga, a region famous by the Iga Shinobi, the Dragonborns.

1-2) Hanataba ni Te o Agero
Flamboyant doctor who only dates hot guys encounters a shy, bespectacled flower enthusiast who seems quite dull at first glance.
Doctor Nakatsukawa and his various family members appear again in La Partita

3) Fake Lovers
Harajima and Eita have been pretending to be lovers for a year now. Why? Other people are suspecting something might be up.

4) Give You the Keys to This Apartment
When Wataru wakes up the morning after his girlfriend broke up with him, there is a naked man in bed next to him. And he has keys, so he's not easy to get rid of.

5) Body Talk
When Hasumi collapses in the hallway, the much-admired Yasuki-sensei carries him to the infirmary. His cool hands and voice leave a lasting impression on Hasumi, but does the teacher feel anything more for him than he would for any other student?

Nagisa Takakage just opened a restaurant, and finds himself with a strange regular customer. All the chefs agree that Kouga Nagisa is a real looker, and nobody minds that he shows up to ask them questions at work. After Kouga gets himself drunk at the restaurant though, Nagisa is forced to take him home, and finds things heating up a bit.

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.

From Bliss:

Arthur and Laurent were childhood friends that grew up together, but they had the difference of a noble and servant status. As they grew older, they came to understand the difference in their stations. Although both of them have affections for each other, such feelings could not be accepted...

English publication via Renta!

The continent of Halkeginia is tumultuous--a place where the various kingdoms, princedoms, dukedoms, and fiefdoms strive against each other to expand their domains. They nobility scheme and plot among themselves to gain influence to their lieges or to even foreign lieges. In the middle of Halkeginia is the small but important kingdom of Tristein. The most notable fact about this kingdom is the Tristein Academy of Magic where nobility from all over the world come to study magic so they can become magi. Although friendships will form across national boundaries at this school, will they survive the politics and games of the world at large once they leave?

Louise is a student at Tristein Magical Academy. She is known to be quite a screw up when it comes to her magic. One day, a ceremony takes place where each student is to call forth a being or entity that will become his or her familiar. For Louise, her familiar comes in the form of a boy named Hiraga Saito. Somehow, he managed to get transported from his world into hers, and shortly after became her familiar.

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 Infinity Studios: Having been born in a secret government laboratory that cultivated esper (telepathic) powers within humans, Shuuichi and two sisters, Sumire and Katsumi, are forced to endure a difficult life as test subjects until their escape. Years later, these siblings are still being sought after by unknown organizations that are after Shuuichi powers as he is what they refer to as the “zero-sample” with the ability to cause “zero-shock.” Scanlated by Helz0ne http://helz0ne.zone-anime.com

This coming-of-age story is about two people, Sae Tae Han, who is unemployed, and his new roommate, Woo Min Kim.

Daisuke Aurora works with the special division of peacekeepers in the city of Jewde, one of the largest cities on the planet. He and his android partner, Heat Guy J, team up to make sure that anything illegal stays off the streets and out of circulation.
However, their presence doesn't sit too well with the local mob leader--a ruthless, unbalanced, well-armed son of the late Don, who is out to prove that he is not too young to take over the family business. In the city that never sleeps, will Daisuke and Heat Guy J end up sleeping with the fishes?

The second part of the 5 short stories in the volume work Kakattekinasai!

ILDA is one of the best basketball players. He even has his own cheering section. Tsubaki finds herself staring at him while she practices her shots. But her team is not any good, and if they don't find a way to win the next basketball game, their team might get canceled!

Yugo Beppu is a master negotiator and mediator. Fluency in five languages, Socratic wit, and a deep understanding of human nature combined with top-level international connections make him a formidable operator. When a woman's father is seized by Dacoit bandits in Pakistan, Mayuko seeks Yugo's help. After complex and dangerous negotiations, he secures his release. After this success Yugo is called in to deal with yakuza in Japan, triads in Hong Kong, the IRA in Northern Ireland, and the Russian Ministry of Internal Affairs in Siberia.

Note: New versions of this manga were published under different arcs in bunko format such as the Pakistan Hen, Russia Hen, etc.