From Fallen Syndicate:

Since the death of his family in a mysterious fire, Nanasawa Io has lived as an outcast. Students at his school fear him and animals around him soon begin popping up dead. This brings about an investigation into Io by a group know as the Titans. The Titans goal is to hunt down and destroy Kagetsuki- people who have become possessed by malicious shadows. However, what the Titans soon discover about Io isn't what they expected.

From ADV:
America in the Roaring 20s. On the surface, it's a positive, peaceful time after the violence of the Great War. But lurking in the shadows is a dark element ready to snatch that peace away. Sister Rosette Christopher, an exorcist working as a part of the Magdala Order, has a duty to fight the demons which appear and cause destruction.
But along with her companion Chrno, she usually ends up causing more destruction than the demons themselves! On one particular mission, they meet a young girl with a beautiful voice named Azmaria, who is being targeted by her own stepfather. As Rosette and Chrno work to save her, more is revealed about the relationship between them. There is more to these two than meets the eye.

1. Chronic Love - Reminiscence
After the sudden loss of his father, Duke Alphonse Varney took over the affairs of his estate, which necessitated putting his mansion on the market to repay his sizeable debts. One of Alphonse’s classmates from his boarding school days, businessman Richard Turner, announced that he was interested in buying the mansion. Richard had reason to dislike Alphonse, which made Alphonse all the more unable to hide his opposition to Richard’s unexpected proposal, but in reality, there were hidden feelings between the two. This is a classical love romance collection set in polite English society. From Boys On Boys Love

2. Flirtatious Love
Francis Norman is used to seeing his employer (and rampant playboy), Lawrence Wilson, playing around with women during work; however, that does not stop the longing he feels for his boss. Lawrence tells Francis he wishes for true love, which only makes it harder for the poor assistant. Lawrence only goes for beautiful people, and the bookish Franc doesn't fit that description at all... but what about when he removes his glasses? "For feelings do not always go how we plan."

3. Midnight Secret
Ed was filled with adoration for his older brother's* friend, Oscar. Was it respect, or love? When Oscar became ill and died, Ed decided to become a doctor, fulfilling Oscar's dream. However, there is one problem: Oscar's younger brother Ryan. Ryan plays around all day and night, and Ed can't help but be bothered. When the night falls, these roommates become...
*Ed's older brother is Richard, from chapter 1

4. Cute Little Liar
After Andrew Winston stops to help a beautiful lady who looks ill, he realizes that she picked his pocket and stole his grandfather's stopwatch. He is determined to find her... not for revenge, but to help her instead since she must have had a good reason for doing that. In his search for the pretty woman, he discovers something much better - an equally beautiful boy, Ian Butler.

5. Direction of Light
Stephen, who has appeared in all the chapters so far, finally has his own story!
Time has not moved for Stephen since his lover, Oscar, dumped him and died soon after. Playing with women, dining on fine food and drinking expensive wine are how he spends his time... until his brother introduces a young artist who wants Stephen to be his model. Stephen's brother doesn't leave him much choice, so Stephen finds himself becoming quite fond of Elias Reed, and even looking forward to his visits. Stephen suddenly realized that he has fallen in love with Elias, only to hear that the beautiful artist was in an accident! Is history repeating itself?

6. Lover's Feast
An extra with all of the couples* attending a party hosted by Stephen. The ukes get some pointers from Alphonse...
*The only couple not present is Ed x Ryan... I wonder why lol. Maybe because they're in school? Pity...

Sakurai Sayuki was born with sharp eyes that make her look like she's always angry, even though she's not. Because of her looks, students around her misunderstand her as a bully and scary girl when in fact she's "a romantic". After 15 years without a boyfriend, she started off her high school year with hopes of love...

Also includes:
Yes or Kiss (Volume 2)
One night, Miyu was confessed and kissed by her friend, Ai's, boyfriend.

Keiko is a junior 2nd year student, but has no experience in love. One day, while going to school, she helps an unconscious 'cute boy' who fainted from anemia. Being two-faced, he doesn’t thank Keiko but instead calls her an old lady. Surprising as it is, that boy goes to her school and is a first year.

Also includes 2 oneshots: Never Let Go of Your Hand and Sweet Relationship.

A terrible creature has been plaguing the community: a man with a fishbowl for a head. When he attacks someone, the goldfish leaps out of his bowl and drinks their blood. The victim is irreversibly transformed into a goldfish! This terrible crime has happened to high-schooler Kousuke's little sister. With no other option, he takes care of his goldfish-sister as best he can.

One day, he comes across a strange girl named Ringo, who wears a school swimsuit, carries an umbrella, and keeps a gun hanging around her neck. Ringo is an apprentice blood diver, and the gun is her way of shooting herself into the wounds of the fishbowl man's victims. If she can get to them in time, she can prevent them from turning into goldfish. Ringo's mentor, Ichigo, says that she's heard of a way to turn people back from goldfish into humans. Kousuke is determined to help Ringo find a way to help his sister and the loved ones of his friends at school who have met the same fishy fate! [tethysdust]

Note: The magazine this manga was serialised in was cancelled, but the series received a continuation in Comic Earth Star.

1) Chiko's Wish
Chiko is a young female sparrow in love with a human boy named Shuu. One day, the Grim Reaper suddenly shows up at Shuu's house and shocks Chiko by announcing that he's come to collect Shuu's soul. What can one little sparrow do to save a human life...?

2) Crybaby Yukimushi

3) Reverse Storm Warning

4) The Rainbow's Fugue

5) Spring Game

6) A Half-Bitter Present

1-2) Chikan Diary
Yuuto is a first year student at an exclusive private school for boys where everyone is a virgin except for the new transfer student Hachiouji. As part of the student news paper it's Yuuto's job to get all the dirty details or else spend the rest of his life as a virgin!

3) Journey of Lost Love
When his lover gets married heartbroken Atsushi decides to take a tropical vacation to relieve his stress. Nothing seems to be working until pushy tour guide Rubi decides to help Atsushi out. But the only thing Rubi seems interested in seeing is Atsushi's body!

4) The Perverted Daddy Long-Legs
Orphan Mizuki is suddenly pulled off his paper route and offered a high paying job taking care of a sick company President. Mizuki's new duties for entertaining the bed-ridden, surprisingly handsome young man aren't quite what he anticipated...

5) An Awkward Kiss
Morihira has issues moving on to the next level of intimacy with his lover Ueda because of a complex with his face, but Ueda mistakes it as Morihira not liking him. Will this pair ever move to the next level?!

6) I Won't Even Lose to Sailor Suits
Shintarou's teacher/boyfriend went to work at an all girls school and suddenly told Shintarou not to see him anymore. What is poor Shintarou to do?! Putting on a girl's uniform seems like a good start.

Karin is a cute little girl who also happens to be a vampire... with a twist. Once a month, she experiences intense bleeding from her nose-we're talking gushers! In other words, she's a vamp with blood to spare, so rather than stealing blood from humans she actually gives her blood to them. If done right, this can be an extremely positive experience that benefits the "victim" as much as the vampire. The problem is that Karin never seems to do things right!

Contains one main story and two one-shots.

The heroine is a girl who has no clue about romance.

Her point of view :
My childhood friend is a cute guy, and he always come to my house in the morning to wake me up. Although he can be quite mean sometimes, being with him makes me feel very happy. But, once the fact that we're not dating became known, many girls began to hit on him, and start to confess. But, it seems that I feel something towards him lately! Whatever should I do now?

Extra 1 : The Witch's Sweetheart
Extra 2 : Victory or Defeat : The Unbeaten Love

Cherry Juice is about Otome and Minami, two step-siblings. Minami is a popular boy who takes cooking at school, and Otome is an average girl who is in love with Minami's best friend. Cherry Juice's main focus is on the love lives of Minami and Otome, who are in love with other people....or are they?

Tough, lazy, money lover, yet beautiful high school student named Shin Bia. While she's thinking about the eras she suddenly falls into that ancient time period! She had to transform into an elegant lady and while she's there she faces quite an obstacle.

Sachi goes to an all-girls high school, and is quite the clueless one. At her first goukoun, she meets a boy called Yuki-chan, which finally ends 17 years of a boyfriend-less life, and!? -- Manga Updates

Falling for his father's worker may not be as easy as Makoto has hoped-- and it does not help when trouble soil in the company's ground, or the fact that Makoto witnessed Hirai's mysterious meeting with a woman?!

Sakurakouji Sakura is a girl who appears modest and graceful but in reality is skilled in martial arts. After witnessing a boy burning people with his blue flame, she is startled to see that the same boy is a transfer student, Oogami Rei. Oogami is a Code Breaker, one who "does not exist". He is a seemingly cold-blooded killer who follows the principle of "an eye for an eye", to "use evil against evil". Convinced that killing is not right, Sakurakouji sets out to stop him and penetrate his icy heart.

From Nagareboshi Manga:

Tsubame's school has two sections: the school for regular students, and a school for "celebrities" (known as the fine arts course, or the "celeb course"). Tsubame's stuck in the normal school, and has no interest in the upper class life. Then she meets Chio, a male model taking the celeb course. Her life will never be the same again.

From Lililicious:

A series of one-shots about four sisters, each focusing on a different sister.

The first is about a good girl who is tempted to break the rules.

In the second, two girls begin a pretend relationship with each other. But when one of them actually falls in love, will her heart be broken?

The third story is about a student council president who's always late for meetings.

In the forth story, a girl has been in love with a "witch" for as long as she can remember.

In the extra chapter, Midori (from chapter 2) worries that her girlfriend has fallen out of love with her.

Anise can't believe her luck when she finds herself in the same high school as famous former child star Siva. Although the cool and handsome Siva seems unapproachable, Anise manages to become his friend. But her happiness turns to surprise when she discovers Siva's secret: for years, he's been switching identities with his twin brother, Cipher!

From acme: Dame BL is "a collection of BL oneshots written by some of the lesser-known participants in the genre (and some you may be familiar with already), with a focus on less conventional settings and characters. We're very far away from high school here, which hopefully you'll agree makes a pleasant change of pace." 1. Be Here to Love Me (KUMOTA Haruko) The relationship of a foot-fetishist and his cunning colleague. 2. Kou no Kawa (MOROZUMI Sumitomo) Set in ancient times, a village is near starvation due to a bad harvest. For some reason, the young chief takes care of a cursed man he finds lying in the river... 3. Khaa Thoong (Est Em) Can the young Thai kick-boxer rekindle the thirst for competion in a senior boxer after his devastating defeat? Column 1 (AOYAMA Toomi) Useless Side Characters Column 2 (Kashima) Obsession/Favoritism Column 3 (KUSAMA Sakae) Terror! Kappa Lake 4. Natsu no Saigo ni Yosete (UMEMATSU Machie) Two elderly men reminisce about their lives together over a bowl of peaches. 5. Locas! (OKADAYA Tetuzoh) Jean-Luc fell in love through correspondence in a chat with Al. What will occur, when he will decide to meet off-line? Is it really Al that wrote to him in chat? 6. And Robo (CHIBA Ryouko) A touching tale of robot clones... or something. 7. Shinumade BL Shindemo BL (Takeuchi Sachiko) 8. Tonari wa Nani wo Suru Hito zo (UNO Jinia) The unusual love a man has for his fan in the hot summer. 9. Soldier (Zin) A nazi sadist and a prisoner in camp. Excitement, desire, but... what about love? Attachment? Column 4 (KEVIN Komine) Column 5 (COTORINO Deathco) Eronashi BL Column 6 (PSYCHE Delico) Column 7 (YONEDA Kou) 10. Muhou no Shounen (Mochimeko) A story involving a Reckless Young Man and some scary faced gangsters. 11. Ima Doushiteru (ROTTA Ikumi) The funny relationship between a man who has a fetish for soft/chubby things and his fatty otaku-friend. 12. It Must Be (MOMOYAMA Naoko) A story about two professional cyclists and their travails.