William Twining is blessed with both brains and wealth. He attends a prestigious school and lives in a huge mansion with his uncle and butler. But when his uncle's business endeavours fail, the Twining family is left bankrupt. While searching in a storeroom of his home for objects to put up for sale, William stumbles upon a secret room. This room contains a magical seal, with which he unintentionally summons a demon. This demon, Dantalion, tells William that he wields sole authority in selecting the "substitute ruler" of the demon world! So naturally, the candidates for the throne will pursue the bewildered and annoyed young man...

Money. Power. Fame. Everyone has something they want, and Rin the match peddler is here to offer you your wildest dreams on a silver platter. All you have to do to get everything you've ever wanted is light a match, but be careful; play with fire, and you might get burned.

From Rain over Paradise

Noe is a devoted geography and history teacher with a fancy for bodies, or more precisely, male bodies. And one of his colleague's bodies has especially piqued his interest.

Igarashi is now in college. The bittersweet memories that he left behind in childhood are now beginning to awaken when he meets his childhood friend Chiyo-chan again after 10 years.

Michiru is a happy child who loves to skate. During her childhood, she meets Leon, a cute innocent boy. They begin to ice dance together. But as she has a conflict with her mom, she plans to run away with Leon. Leon, considering the danger, declines Michiru. Hurt by this, Michiru runs away by herself. Finding out that Michiru has run away, Leon and others search for her, finding her in the skating rink. But the Michiru they find standing in the rink no longer has the smile that the old Michiru had!?

Kyouhei, after moving away to Tokyo from his old town to get away from the events that happened, is on a goukon with his friends, including his old neighbor, Shiba. After drinking for a whole night, he and Shiba discover a dead, bloody, body in the elevator. He is told by his younger sister, Utao with her doll, that Aki, an old friend, and his doll, are the culprits responsible.

From MangaHelpers:
Second Lieutenant Mononobe Yuu has been sent to Midgard, to attend the all-girl's school where his sister Mitsuki is the student council president. The school is specifically for people who have "D" powers, who are needed to fight dragons, and both Mitsuki and Yuu fit the criteria. On his arrival, he meets and befriends another classmate named Iris Freya, who is having difficulties with her "D"-related schoolwork. They will do their best to succeed in this dangerous world.

The great ancient Egyptian priest, Imhotep, has come back to life in modern Japan. His mission: to defeat the race known as Magai, beings who imitate gods but desire only the destruction of the world.

Zoe Porter isn’t a superhero. She doesn’t have super powers. But she is going to be the hero of her own life - and she’s going to do it with style!

From Summer Rain:

Although Koharu is a little taller than the average person, she's a 15-year-old girl who lives a much simpler life than the average person. Having no experience with love, she thought she'd spend her days peacefully with her group of ordinary friends. However, a destined encounter will change Koharu...!!

From Jshoujo:

Kyouko is an entertainment manager and a negative character. She always thinks of the worst. She is appointed to scout a troupe of actors, and there she meets Riku...

Baki is bored. After the conclusion of the epic battle between father and son, he continues to fight in the underground arena and train nonstop, but he always has to suppress his yawn caused by the overbearing boredom. No amount of stimulus or danger can bring excitement to him at this point.
Now, with the inclusion of the Prime Minister of Japan in the loop, a massive cloning project is attempting to clone Miyamoto Musashi, one of the fathers of martial arts in Japan. Another fight of historical proportions awaits Baki.

As a child, Yashiro Nonoyama developed an intense fear of men due to boys constantly bullying her. Now in high school, she dreams of being reunited with her first love: a girl who protected her one day from her bullies. Yashiro is in disbelief when a transfer student named Mikoto Saionji arrives who looks a lot like her first love, but she later discovers that Mikoto is actually a guy, and that he was her first love. Yashiro learns that Mikoto is rapidly turning into a girl, and the only way to counteract this change is for them to passionately make out with each other every day.

1. Yajirushi (Arrow)
A student who's had it super easy his whole life & an errand boy with communication difficulties.
Also in Gesu BL

2. Hikizuru Oto
Twisted codependency of a boy who can't let go of his childhood friend due to an accident.

3. Yugami Hajime
The prequel to Kyoushitsu no Yugami from Henai which describes the beginning of the characters' twisted teacher-student relationship.

4. Chikan sareteru Kare wo Guuzen wo Hakken shite, teki na Tenkai de
A student is molested on the train and realises that it was seen by a classmate. Said classmate is worried about it and offers for the student to ride the train together to hopefully deter the molester, yet it only gets worse...

5. Rei no Otoko

6. Henai: Maotokohen
Continuation of the first story from Henai.

Just before Saho Hanawa was about to matriculate into Seiran Middle School (her mother's alma mater), she meets a ghost girl, Chie, who's wearing the Seiran school uniform and standing in the rain. Saho assents when Chie asks to go to Saho's house, and they spend time talking and arguing with each other. Saho parents hear her talking to Chie and assume she must be talking on a cell phone - until they catch her talking to empty space in her room. Saho is forced to confess that she can see a ghost girl named Chie, which shocks her parents. They then reveal that Chie is the name of the stillborn baby that they had before Saho - Saho's dead older sister.

When they were young, Suzu and Midori were separated as Midori moved away. Suzu grew up and has become a builder of robots and anything else mechanical she can get her hands on. One fateful morning her favorite electronics shop is closed so she goes off to relax while waiting for the shop to open when Midori calls again, after all these years, wanting to take up where they left off. Suzu is ecstatic about this – they had so much in common when they were young. Only Midori has opened up a Maid Café.

Original webtoon
English version available at Tapastic/SpotToon

Kika has a crush on Agi, but what does he see in her?

For her brother Subaru's sake, Hitomi decides to take his place at an all male prestigious high school for a year until he recovers and is discharged from the hospital. She gets to the school and runs into a few strange guys on her first day, but as soon as she tells them her name - they are surprised and make her go to the Lion Club. Hiding the fact that she's a girl will be difficult enough and now she has to deal with this strange group who are forcing her to join their club because they all believe that in their past lives they were members of the Shinsengumi!

Description by LuffyNoTomo

When Hotaru moves into a new apartment alone, there’s a mysterious man standing nearby the apartment. Hotaru decides to confront the man, who turns out to live in the neighbouring apartment. The next day at school, Hotaru’s best friend Kanae tells Hotaru that a host tricked her out of her money. When Hotaru goes to confront the host, he happens to be none other than Hotaru’s neighbour, Masamune?!

Note: Most of the plot framework, as well as the protagonist, was changed for the main story compared to the original oneshot. The setting remains the same.