Collection of short stories:

1) Anohito to Nitenai Kuchibiru
Kaji was in love with his sempai for years but his sempai got married and had a child. Kaji takes care of the kid and watches him growing up...

2) Kuchibiru Kara Biyaku
Sequel to Anohito to Nitenai Kuchibiru

3) Blood
When their father dies, the rival half brothers must sort through their feelings of anger, regret, pain and desire that their lives have been steeped in thus far...

4) Kagari Oni
An exorcist solves a mystery involving demons. Not really a romance, just a historical fantasy story.

5) Datenshitachi no Yoru
S&M relationship between step siblings is taken to extremes.

6) Double Snake
A former gangster has turned into a regular office worker, but he still sleeps with his gangster lover. But one of the newbies doesn't like the fact that his favorite 'boss' is having a relationship with an office worker.

From JShoujo Scans:

Yuzuru, has been in love with her older brother, Fuyuhisa, for as long as she can remember. But when he finds out her feelings for him, her world is shattered when he tells her he can't return her feelings. Fast forward half a year, she's trying to move on and find a new love, but she just can't convince herself to forget him...

Also contains the oneshot: "Fireworks for Oku-chan"
Oku's always been the strong-headed, independent one of the family. With a mother and step-father who are rarely ever home, she'd been in charge of taking care of her younger brother from a young age; she's had no time for love---that is, until she ends up falling head over heels for her younger brother's friend.

Yuuya, a high school student, unexpectedly bumps into Kiriya-san while walking down the street and ends up saving the older man's life. The two are neither "friends nor lovers," but form a companionship in order to listen to each other's troubles. Will this friendship turn into love?

From Bliss:

Ever since Hidetoshi told his best friend Kengo that he was gay at graduation, and Kengo responded with "we'll always be friends no matter what,” Hidetoshi was determined to keep things that way. Though Kengo realized that Hidetoshi probably wanted to confess to him, he keeps his mouth shut in fear of ruining their relationship. But when Hidetoshi gets involved with an abusive boyfriend, Kengo feels that he can no longer just sit back and watch…

1, 4) High-school student and tattoo artist Tohru is holding a secret love for his friend. So when he's confessed to by his junior he turns the boy down flat. But Katsumi isn't one to give up easily.

2, 5) Former students and current sensei's Kikawa and Meguro had a relationship as children. But that was all over years ago, right? So why can't Kikawa stop thinking about Meguro?

3, 6) Student Katahana can't help but wonder why his close friend Tohmune always wears an undershirt. What exactly is he trying to hide underneath his clothes?

7-10) All the romances intertwine as we see a little of each couple in each story.

From Chibi Manga:

After being broken-hearted 3 times, in Kozue's mind, she no longer needed men anymore. But she unconsciously started to care about this mature and considerate Asano-sensei. After knowing Asano-sensei cherished and loved his girlfriend so much, she then discovered that she fell deeply in love with Asano-sensei...

Even though being rejected by the teacher, But Kozue still couldn't forget her love and the romance for the teacher......!?

From Sherbet Lemon:

The main character Hansul, a high school student in grade 10, has never had a boyfriend before in her life. She starts dating Sulgyo in order to buff at her teasing friends. However, as their relationship got more and more stiff, she starts arguing with him. The argument ends awkwardly, and a sweet romance started because they actually fell in love with each other already.

Adaptation of novel Anne of Avonlea (1909) by Canadian writer Lucy Maud Montgomery and it's a sequel to novel Anne of Green Gables (1908). It follows Anne from the age of 16 to 18, during the two years that she teaches at Avonlea school. Anne discovers the delights and troubles of being a teacher, takes part in the raising of the twins Davy and Dora and organizes the A.V.I.S. (Avonlea Village Improvement Society), which tries to bring improvements to Avonlea with questionable results.

Anne leaves Green Gables and her work as a teacher in Avonlea to continue her education at Redmond College in Nova Scotia. She tucks her memories of rural Avonlea away and discovers life on her own terms, filled with surprises… including a marriage proposal from the worst fellow imaginable, the sale of her very first story, and a tragedy that teaches her a painful lesson.

From: Easy Going Scans

A rumor goes around school about an abandoned amusement park and a magician who lives there that can make someone disappear for good. Yoon Ah-ee, a girl struggling to feed her sister and herself everyday will experience her life change as she meets a mysterious magician.

From Girls' Generation:

After the remarriage of his father, Takara finds himself becoming the eldest of the four siblings. Wanting to try his best as the oldest brother, Takara ends up stumbling and tumbling with his relationship between his three younger siblings. Each chapter tells the tale of how Takara bonds with each sibling.

27 year-old Ayukawa Yuuji has never been much of a man. He's more comfortable sewing than fighting, he faints at the sight of blood, and his fiancee is tougher than he is. He's also a terrible pushover. So when his boss at the medical lab volunteers him for some experimental drug therapy, how can he possibly refuse? All's mediocre for Yuuji: master of the pathetic.

Mediocre, that is, until a juvenile mass murder suspect jumps out from under Yuuji's bed, declaring him his "mate." Before Yuuji has time to argue, the stranger transforms into a 16 foot-tall dinosaur and beheads his roommate...

Yuuji suddenly finds himself the sole target of a lost race that turns into dinosaurs, an extremely scary woman with a Goddess-Complex, the yakuza, a mad scientist and one 17 year-old boy who really, really, really wants to sleep with him.

Series:
1. Aragami no Ichizoku (4 volumes)
2. Daichi no Okite (2 volumes)
3. Genshi Sairai (10 volumes)

27 year-old Ayukawa Yuuji has never been much of a man. He's more comfortable sewing than fighting, he faints at the sight of blood, and his fiancee is tougher than he is. He's also a terrible pushover. So when his boss at the medical lab volunteers him for some experimental drug therapy, how can he possibly refuse? All's mediocre for Yuuji: master of the pathetic.

Mediocre, that is, until a juvenile mass murder suspect jumps out from under Yuuji's bed, declaring him his "mate." Before Yuuji has time to argue, the stranger transforms into a 16 foot-tall dinosaur and beheads his roommate...

Yuuji suddenly finds himself the sole target of a lost race that turns into dinosaurs, an extremely scary woman with a Goddess-Complex, the yakuza, a mad scientist and one 17 year-old boy who really, really, really wants to sleep with him.

Series:
1. Aragami no Ichizoku (4 volumes)
2. Daichi no Okite (2 volumes)
3. Genshi Sairai (10 volumes)

27 year-old Ayukawa Yuuji has never been much of a man. He's more comfortable sewing than fighting, he faints at the sight of blood, and his fiancee is tougher than he is. He's also a terrible pushover. So when his boss at the medical lab volunteers him for some experimental drug therapy, how can he possibly refuse? All's mediocre for Yuuji: master of the pathetic.

Mediocre, that is, until a juvenile mass murder suspect jumps out from under Yuuji's bed, declaring him his "mate." Before Yuuji has time to argue, the stranger transforms into a 16 foot-tall dinosaur and beheads his roommate...

Yuuji suddenly finds himself the sole target of a lost race that turns into dinosaurs, an extremely scary woman with a Goddess-Complex, the yakuza, a mad scientist and one 17 year-old boy who really, really, really wants to sleep with him.

Series:
1. Aragami no Ichizoku (4 volumes)
2. Daichi no Okite (2 volumes)
3. Genshi Sairai (10 volumes)

Inside the jungles of Vietnam, a courageous Special Ops. Unit is fighting the most infamous war of decades past—the Vietnam War. This bold account follows the brave exploits of Sergeant “Perky” Perkins and his unit… of rabbits! Join Rats, Perky and Botaski as they fight against the cats of the Viet Cong. From the Tet Offensive to the My Canh bombing, watch these commando-style bunnies through an anthropomorphic lens as events unfold and violence erupts.

Non-human cast of characters notwithstanding, this compelling and painstakingly-researched work places an emphasis on factualism in order to accurately portray the events of the Vietnam War. With a fresh perspective on one of history’s greatest calamities, Apocalypse Meow is a daring new take on a conflict that won’t soon be forgotten… especially after these young rabbits are done!

From Enchantment Scans:
Kazuki Orika, a 15-year-old girl, aspires to become a model like her beautiful mother, who passed away. Without the knowledge or consent of her father, Orika enters an amateur model competition, only to reunite with her childhood friend, Miyazaki Kanata, the cameraman, and make new friends with models Yano Mito, Yano Haruto, Kunimi Riko, and many others. But modeling isn't all fun and games. Will Orika be able to make it big?

In the only neutral country surrounded by many other countries, Kourozen, also known as God's country the princess, Matsurika, is troubled by a proposal from Prince Orland of Cantabria, a major power. One night, Matsurika is suddenly kidnapped by an intruder and brought to the open sea.
The man, Raju, who calls himself a pirate, says he will sacrifice Matsurika on the legendary altar, to attain his wish. The princess of God's country, the pirate surrounded by mystery.
A pirate tale about an ancient lore and the legendary altar. Let the battle begin.

The Seijou Girls' Academy kendo club has travelled to Shoushinji for a summer training camp. Off the coast of Shoushinji is an island, Urashima, which is tied to a series of myths about oni and the "Onikiribe" who have traditionally being charged with their extermination.

A modern-day re-enactment of this folk tale begins when captain Osanai Syouko and manager Aizawa Yasumi stumble across a beautiful and mysterious young girl washed up on the beach.

Note: This is an official manga based on the PS2 game Aoi Shiro, which is a sister game to Akai Ito.

AnimeSigma:
Shinichi is an apprentice photographer who has recently returned to Japan after 10 years. There he meets his old childhood friend Azusa who much to his surprise, has become a Gravure Model for her father. Azusa who used to be such a kind and good girl turns out to be a sadistic bitch and apparently hates him... or does she?

Chen, unlucky enough to be born and raised in the slums, unknowingly pickpockets the industrialist and son of a mafia boss, Paul. But instead of being punished, Paul buys Chen a set of expensive clothes!?
In addition to the title story, this volume also include a refreshing oneshot!