From ANN:
Kazuki Hayashizaki is a sword master who, after receiving a mysterious sign from a god-demon that uses summon magic, enters the magic department of the national knight academy. Though he was supposed to be the successor to the Hayashizaki sword technique, he begins a magic class with all girls. He will use both sword and summoning in the school battle coliseum.

Dennosuke Uchimura, is a simple Salaryman, who one day dies run over, and is invoked in another world, by the Demon King himself, who offers him employment as one of his Four Heavenly Kings.
Can Dennosuke survive as a servant of the Demon King, and meet his expectations?

In a certain kingdom, there are pair of royal twins who are fated to be unable to live without one another.

Ark is the next heir to the noble branch family, Nagara. Even so, he’s constantly mocked for being weak in battles, and the girl he loves, Aurelia, is to be married to the Crown Prince.

Unable to bear his weak self, he proposes to Aurelia that they run away together. But even as Ark attempts to change his fate, the cogs are already in motion for a demonic end of the world, and he may be the hero that can rise up...along with his harem of beautiful women!

Haruaki is a scaredy-cat with a fetish for girls' school uniforms, but he also wants to be a good teacher. However, his new school isn’t exactly what he thought it would be: it's an academy for monsters, demons, ghosts and all sorts of supernatural creatures!

A character with extreme difficulty and the worst performance, Baek Yu-Seol was considered tr*sh in the game because he couldn’t use magic in a fantasy world where everyone else could.

However…

[Due to the wrong ending, 90% of Aether World has been destroyed.] [Please reach the ‘True Ending.’]
Suddenly, those words echoed in my mind before I was transmigrated to the Aether World.

[You can use the skill ‘Flash’.]
“Why did I possess this character?”

Flash was the only magic skill I was given.

Surviving in Stella Academy where many genius mages ran rampant, I became the notorious Flash Mage.

Adventures of a guy who has a harem full of magical knights! Will he able to chose the bride that is perfect for him? Let's find out!

A vampire hunter learns of a mansion inhabited by a vampire who's rumoured to have kidnapped children and goes there intending to take him down. But then it turns out that the vampire's a wimp who keeps turning into ash at the smallest things... And that the kids aren't being held captive, they're just using the "haunted house" as their personal playground.

The story is set in a near-future Earth, in the aftermath of a major disaster that shifts the planet's polar axis 90 degrees, situating the poles along the equatorial line and killing everyone on Earth. A moon-based colony avoids the disaster, and begins recolonizing the depopulated Earth by establishing seven cities in strategic locations. However, to ensure the loyalty of the Earth colony, the moon establishes an orbital defense system that destroys anything that flies 500 meters in the air. When an unknown virus kills everyone on the moon, humanity becomes trapped on Earth, where the political intrigues of the seven cities continue to play out.

An official spin-off of the the super famous fantasy "The Eminence in Shadow".
OP main character × isekai reincarnation × misunderstandings!? This is the beginning of a spin-off of the super-famous web novel isekai fantasy "The eminence in Shadow".
Cid is a boy who reincarnated in another world, and decided to enjoy a scenario of being "the eminence in shadow, someone who meddles with the story from the shadows, and exhibits his true power in secrecy". Thus unfolds the story of him and the secret organization he leads—shadow garden—as well their their pleasant friends! An easy-going 4-koma manga starts right here and now!

Lock n' load with the baddest soldiers of fortune ever to hit the high seas of Southeast Asia! Aboard their World War II era torpedo boat, the Black Lagoon, Dutch the Boss, Benny the Mechanic, Revy Two Hand, and Rock, the salaryman from Japan, deliver anything, anywhere. In the dangerous underworld of the Russian Mafia, Chinese Triads, Colombian drug cartels, crazed assassins, and ruthless mercenaries, it's hard to know whom to trust. But if you've got a delivery to make, and you don't mind a little property damage along the way, you can count on the crew of the Black Lagoon.

Chiyoko, in her second year of high school, transfers to a co-ed school due to her dad's job transfer. Since she's only attended an all-girls school since junior high, she excitedly plans to fall in love in her new school. Out of the blue, she begins to see the love meters of 5 hotties and an options window as if she were in an otome game?! She encounters various types such as a glasses boy, a playboy underclassman, and a mysterious senior. Meet-cutes with boys come one after another. This is the beginning of a real otome game school life!

Kikuru Madan, a monster hunter with excellent performance because of his particular job in the forest, decides to quit his job because he doesn't want to waste his youth. The reason he wants to quit was that one of his friends got married.

One day there is a new recruit. Enome the Guild Receptionist asks him to accompany Hitamuki Kyan the Lolipai Martial Artist to watch her back and teach her how to work. He accepts the request, half because he was worried about her and half because he wanted her to become his successor before he retires completely. Sadly, his plan to retire is derailed by Hitamuki being useless and always attracting some monster. Can Kikuru Madan retire peacefully, despite being saddled with a useless newbie?

Hunting erotic commentary enthusiastically!

Arisa and Aina are beautiful classmates who are famous for their dislike of men. Hayato, who happened to be involved with the two, will receive "special treatment" from the girls who are supposed to hate men―?! "I want to be a slave to Hayato-sama...

"I want to fall in love and conceive his child."

The long-awaited comicalization of the unpredictable rich romantic comedy has started!

From MangaHelpers:
29-year-old programmer Suzuki Ichirou finds himself transported into a fantasy RPG. Within the game, he's a 15-year-old named Satou. At first he thinks he's dreaming, but his experiences seem very real. Due to his use of a 3-time-use special power (meteor shower), he ends up wiping out an army of lizardmen and becoming very high level. He hides his level and plans to live peacefully and meet new people, though developments in the game story (like the return of a demon king) might get in his way.

High school student Ooishi Kyou is afraid of women.

Suddenly, five girls confessed to him. Among them, four are creatures called Koibami - beings that devour human romantic feelings. If he has his romantic feelings eaten by these girls, he will never be able to love again.

However, he cannot abandon the feelings of the one who confessed to him for real - Kyou decides to find the one he truly loves among the five! A brain-shaking, romantic comedy suspense begins!

Kurumi Yoshizawa, the student council president, has excellent grades and an inviting, friendly personality… on the surface at least. In reality, her days are spent struggling against her domineering mother and agonizing over her teachers’ expectations.

One day, Kurumi reluctantly goes to meet Naoi, her truant classmate, at her homeroom teacher’s request to look after her. The situation sours quickly as Naoi sees through Kurumi’s facade and makes her animosity clear. On the verge of a meltdown, Kurumi is barely able to stop herself from shoplifting, unaware that she’s being recorded by Naoi…

This is a violent story about two young girls struggling every day with no escape.

Kim Jun-Woo, the world’s first SSS rank genius hunter.
He is an incredible user of ability, but his horrible personality leads to problems with his reputation.
In the midst of his troubles, he was attacked and killed by an unidentified group.
And when he opened his eyes, he had returned to the past of 10 years ago.

Though he tries to become a hunter again and raise his rank, his skills were all sealed by the karma of his previous life.
In order for that to be released, he needs to work as a ‘Dungeon Cleaner’, which is infamous for being extremely tough in this industry?!

But this cleaner, he’s different!
Not only monsters—troublesome hunters, superiors only taking up positions after they’re hired out of nepotism, and even people who will be colleagues with him.
He’s making a complete mess to clean everything up.
The ex-hunter, who is stronger than the current hunters, and his crazy cleaning begins!

One day, Yuzuru Takasegawa — a first-year high school student — is urged by his grandfather to go on an arranged marriage meeting, insisting that he wants to see his great-grandson before he dies.

However, not wanting to bear the weight of a fiancee at the tender age of a freshman in high school, Yuzuru tries to avoid the arranged marriage meeting by imposing an irrational condition that, “If she is Blonde Haired, Blue Eyed, Fair Skinned with big boobs, only then I will think about the marriage”.

But somehow, he finds the girl who meets the conditions that Yuzuru has put out, and he reluctantly ends up going to matchmaking only once.

And on the day of matchmaking, it was Arisa Yukishiro, a beautiful girl with reputation at school, shows up on the scene. [adapted from Novel Updates]

The story begins with an attack on humanity by giant indestructible monsters named "Enemies". The Enemies drive humanity to the brink of extinction... but the one to save the world from the depths of hell is a lone boy!
The SF novel series by Kafka Asagiri (Bungou Stray Dogs) jumps into the manga scene with art by Anri Sakano (Sayonara Peter Pan)!
Is he God or is he the Devil...will the amnesiac protagonist Kyle Kamishiro bring a future filled with hope, or...!?