From MangaHelpers:

For Shinonome Keisuke, high-school student Kotone Tasuku is the only person in the world whom he can communicate with. Once a brilliant surgeon, Shinonome passes away at a young age, only to wander the world as a ghost, a ghost that only Tasuku can see and talk to. When an accident leaves Tasuku’s hot childhood friend Takeuchi Mai’s younger brother severely injured, the only way that he can survive is if Shinonome and Tasuku work together to become the most unusual and possibly talented pair of emergency surgeons the country has ever seen! [vyc]

When high school student Sataki Tadashi was young he received the ability to deceive people from a supernatural being known as "Mujina." Three years later, he becomes an adjutant to the local police and begins to put his abilities as a con artist to use for the sake of "punishing evil that can't be judged by law."

What if you could enslave anyone you ever wanted? Well, this comes close. The SCM lets you enslave anyone who is also wearing an SCM, at a price. One must win over the other, at anything, in order for the other to become their slave.

The girl who drank Mímisbrunnr to become a god from human, and the person who made her a god Odin.

The adventure sets forth to stop Ragnarok from happening!

Ch. 1 - Valentines Day rolls around again and Daisuke knows he won't receive any chocolate yet again. However, he opens his locker to find chocolate with only a mail address attached. Who gave him the chocolate and why? (Shounen-ai)

Ch. 2 - Kouki who has quite an innocent face, is actually the carnivore type. He fell in love with a herbivore type, who is the owner of the bar (aka Master) he is currently working part-time at. Every day, he tries to attack the Master with every chance he gets and the Master somehow manages to get away every time. However, suddenly receiving a ticket to go to the hot spring, will his chastity be safe this time as well…?! (Yaoi)

Ch. 3 - A story of unreciprocated love and friendship. Honjou with his one-sided love for Miki who in turn bullies him. Satonaka supporting a friend and questioning what love is. (Shounen-ai)

Ch. 4 - An editor and university literature student meet at a cafe over spilled coffee. Finding they share an interest in author Kurusu Takao, they begin meeting regularly to exchange books. The shy, pessimistic editor begins to fall for his cool and calm companion. How does their relationship develop? (Shounen-ai)

Oldman, a mysterious man who wears an old-man mask and punishes the criminals and evils in the city, is the idol of many, including an elementary student named Tong. Even though Tong's father is a policeman, he feels embarrassed and ashamed of his father's inability to solve any crimes. However, on the day of Tong's 12th birthday, something shocking happens..!

Itsuki and Hayato, two brothers who grew up in a village nestled deep in the mountains, set out to hunt down a wolf that has been attacking the livestock of the village. Itsuki is about to go in for the kill when a gigantic beast appears out of nowhere, snatching up the wolf in its jaws and sucking the life out of it. The beast that stared Itsuki down was a gargantuan, blood-sucking vampire deer… Will the two brothers be able to return to the village alive?! Find out in this blood-filled action-packed story by extraordinary mangaka Kaishaku!

Due to an incident, two vowed-siblings entered two opposite factions. What will fate bring the two?

Ming is a Year 5 primary school student who had a dull and meaningless school life in the worst class of the worst school in a declining heavy industry city. However one day his deskmate Hua became the class president and declared herself "Empress". The class now goes on a journey to fight against the old order made by adults.

A collection of short stories. Note that the vast majority of these stories contain heterosexual romance themes. A few stories explore transgender issues, but it's a stretch to call them shounen-ai or BL romances. This series demographic is josei.

Le théâtre de A
1.Oeufs D'ange - Tenshi no Tamago
A man is asked by a young painter to be her model.

2. Velvet Going Underground
A doll becomes a super idol. Hijinks ensue.

3. Childhood's End
Alastair runs away and meets the Rabbit.

4. Bite Me Something
Allistaire followed Mr. Rabbit all the way to Wonderland. Will he be able to find him among the crowd?

5. Long Along Alonging
A girl asks a vampire to be his apprentice. But what is her motive?

6. Till Dawn
In a dark tower, a caged voice is singing until a hunted man enters the darkness.

7. Leçon un
Sequel to Long Along Alonging.

8. My Skin on My Back

9. Highland Walker
Sequel to Leçon un.

10. Perfect World
The story of a young wife whose husband is infected with a fatal disease called Flower-Blossomitis.

11. Perfect Lady
Sequel to Perfect World and drawn especially for this book.

12-13. Looks Like a Teaspoon
A boy named Allistaire is often teased at his all-boys school. One night he dresses like a girl and stumbles upon the boy who often bullies him, Simon. Allistaire runs off into a tower and as Simon runs after him, we see the sign "Welcome to Wonderland" hanging by the tower's door.

14. The Pearl Blue Story
Do you believe in mermaids? Coggy, a young boy finds a mysterious lady laying down near the shore of the beach. He brings her home to help her.

15. I Am a Piano
A piano tells the story of her life and the people she encounters.

16. Parade

Le théâtre de B
1. Noël
A short story about a holiday romance.

2. Teddy Bear Satsujin Jiken (The Teddy Bear Murder Case)
Four murders have taken place at an all girl school. Lying beside each of the victim was a teddy bear with one missing limb.

3. Yonshimai Satsujin Jiken

4. A is for Alice
Alastair, a grown man, is off to follow the Rabbit once again to return to Wonderland.

5. Nedai no Musume Atelier no Musume (The Bedroom Girl, The Sculpture Room Girl)
A story about a girl in her death bed finding another chance in life in the body of a doll.

6. B&W (Black&White)
A story about a boy waiting for his sister.

7. Le Jardin du thé (The Tea Garden)
A mysterious story about a poor young man who orders a kind of tea called Huan Ying – “The Illusion”.

8-9. Free Fitting for Her
A priest and his captured vampire must save a naive and selfish young girl from the murderous desires of a Lolicon. But perhaps this girl isn't all that she seems.

10. Rose Dusk, Pale Moon

11. Hello, My Sister

12. The Happy Prince

13. Welcome to Wonderland
Simon, Alastair's old classmate, is now a grown man who bumps into his childhood Wonderland traveller.

Noel, a member of a rock band, has hit writer's block and loses his position as lead vocalist. Around the time that his frustration with himself has hit a peak, he encounters a man wearing black clothes and sunglasses at night. While Noel confronts him hostilely, Revo remains calm. But what does he want from Noel?

Note: This is the manga adaptation of fantasy band Sound Horizon's Anniversary Maxi Vanishing Starlight.

Part 1 ends at v2 c13. As of 30.08.2017 there is no date set for a continuation.

Ulises, a brilliant but inflexible soldier, is shunned by the top brass and demoted to a station in a rural area where he meets his new wife Lea. The demotion that should've been a terrible thing turns into a blessing as Lea and her siblings teach the boorish Ulises about family and love. A soothing daily life fantasy about a silent military man and a clumsy new wife.

Celestial wizard Lucy wants to join the Fairy Tail, a guild for the most powerful wizards. But instead, her ambitions land her in the clutches of a gang of unsavory pirates led by a devious magician. Her only hope is Natsu, a strange boy she happens to meet on her travels. Natsu's not your typical hero - but he just might be Lucy's best hope.

Note: Won the 33rd Kodansha Manga Award for Best Shounen Manga in 2009 (shared with Q.E.D. - Shoumei Shuuryou). Won the Society for the Promotion of Japanese Animation's Industry Award for Best Comedy Manga in 2009. Vol. 9 was nominated in the Youth Selection category at the 2010 Angoulême International Comics Festival.

Isao Komori is a college dropout who spends his days cooped up in his apartment playing video games and masturbating. The highlight of his day is visiting a convenience store where an angel-like high-school girl called Mari visits every night.
One morning Komori wakes up in Mari's body. Another "Komori" inhabits his old body, and Mari has disappeared. Komori struggles to maintain Mari's ordinary life and starts to investigate Mari's disapperance. Perhaps Mari wasn't so innocent and perfect after all?

In a modern day setting, witches make up about 1% of the world population. Most people look up to them and envy their power, but the gift of magic isn't all sugar and rainbows... Follow the witches in this slice of life series as they face the ups and downs in their daily lives, finding love and friendship in the most unexpected places.

Reboot of the original Cronos Haze manga.

Naruyuki Touya, young student, arrives at Amagiri Gakuen, his new highschool. He finds himself on the quay of the station faced to a robot out of control and is attacked by a girl and then a classmate.

Who are they? How come the girl knows his father? And what is the connection with him and this highschool?

Daiki, a university student, fell in love at first sight with his beautiful, black-haired classmate, Mitsui. One day, when he went to a goukon, he sighted a person near the store who looked like Mitsui. After Daiki had followed that person, what he saw was...?!

Feeling rebellious toward his overprotective and neurotic mother, 16-year-old Souma Mitsuya cares only about his violin and his hospitalized grandfather. On the night his grandfather's condition suddenly worsens, an earthquake hits, and Mitsuya finds himself lost and alone in Japan of the year 1921.

This is the story of Udou's older brother, Takayuki from Gosan no Heart.

One day, at the party Takayuki attends, he meets Kiyotake - his old classmate from high school 8 years ago. Kiyotake’s girlfriend in high school was stolen by Takayuki. What will happen when the two meet? What will happen when one of them is drunk? Will Takayuki painful feelings of unrequited love come to an end or will there be a happy ending?

5. The Date of Miscalculation
Chapter The Heart of Miscalculation.

Ichiru Mizunuma is the student council president at the prestigious Ichimatsu High School. Shockingly, he is stabbed by fellow student and council vice president Kyosuke Hino.

What is Kyosuke's motive? What is the badly injured Ichiru's secret plan?