A future where the cold war between the USA and Russia never ended. Setting Moscow as the stage, "Liquidator" Daniel Kuragin runs through alleyways with a submachine gun in hand! by "Goblin Slayer" creator Kumo Kagyu, the overwhelmingly popular web series has begun publication!

From MangaHelpers:

Katagiri Yuichi believes that friends are more important than money, but he also knows the hardships of not having enough funds. He works hard to save up in order to go on the high school trip, because he has promised his four best friends that they will all go together. However, after the class's money is all collected, it is stolen! Suspicion falls on two of Yuichi's friends, Sawaragi Shiho and Shibe Makoto.

Soon afterward, the five of them are kidnapped, and wake up in a strange room with a character from a short-lived anime. Apparently, one of them has entered them into a "friendship game" in order to take care of their massive debt. But who was it, and why did they have such a debt? Could they have stolen the money from class to pay for entry into the game? Katagiri and his best friends will have to succeed in psychological games that will test or destroy their faith in one another.

A mysterious mansion has towered proudly over the Tokyo district of Numanakarai since the Taisho period. Those who enter either never escape, or leave having experienced horrors untold, and with the desire to take revenge.

Set on a solitary island in the distant sea, a dangerous school life begins!

Kaoru Jahana, a boy who aspires to become a true man, begins his high school life on a solitary island in the sea. There, he meets a charming girl, Kanra, who is actually a demon who feeds on men's spirits...and it turns out that all the women on this island are the same demons!?

A space series about a protagonist who continually fights against all the aliens who are trying to take his life.

Ikuto Touhohin just had a last fight with his old man, one that led him to make a rash decision to run away from home. He boards a ship, deciding to take a vacation, but the ship is suddenly hit by a huge storm--one that sends Ikuto overboard! When he regains consciousness, he realizes he is still alive… on some island. An isolated island. An isolated island with nothing but girls and talking animals. Stranded on an island with only girls, no electricity, gas, radio, television… like he was back in the stone age.

Anezaki Satoru, a Genius had his childhood friend murdered and raped, he then tracks down her 15 killers and he murders them, he then gets sentenced to death for his crimes of murder, after being executed though, he found himself in a parallel apocalyptic world...

I'll take back my life. A cruel and beautiful revenge story of a princess who became a prostitute. Princess Evita lived happily in a small country. However, she was attacked by a neighboring country, her land taken away, and her family was brutally killed. The surviving Evita was sold to a brothel and lived as a prostitute. In the middle off all this, a man from the royal family that she hates appears as a customer...

The sequel to Konjiki no Gash!!, aka Zatch Bell.

Once the battle to decide the King of the demon world, in which 100 demon children fought against each other, had come to an end… the King of the demon world was crowned, and the demon world lived out the rest of its days in peace.

Or at least, that was how it was supposed to be.

Now, a shocking fact about the demon world comes to light. And in the depths of their despair, three demon children decide to take a great risk.

From MangaHelpers:
People have been created that are human-animal hybrids, and powerful businesses bet on the outcome of their duels. College student Nomoto Yuuya's casual acquaintances ask him to drive them around to pick up girls one day, which he soon finds out means by force. The girl they kidnap is an animal-human hybrid named Hitomi, who slaughters all of them except Yuuya. Hitomi is a honey badger, which has been called the most fearless of all animals. Now Hitomi is assigned to stay with Yuuya, for his protection.

I’m Shinomiya Hokage, a 3rd-year high-school boy who dreams of a survival life. One day, everyone in my school transferred to a mysterious island in a parallel world. I woke up in an unknown cave and I started moving on my own. Then, I met up with some of my classmates. My knowledge and tools in survival shines through. I was a plain guy in school but I’m the leader in this world.

On his way home from his office, the main protagonist drove and ran over a big dog. At that moment, he heard the sudden sound of a voice inside his head. ≪ The monster has been subjugated, gaining experience points. ≫ 「Eh?」 Before anyone knew, the world has changed. Monsters appear, this is a game-like world where levels, skills, and status exist. This is an adventure where the modern world becomes fantasy and where the main protagonist has to strive hard for his survival.

One day, a dull young man from Japan gets caught up in a heroic summoning and goes to another world. The next time he wakes up, he's not in a castle with a king, but in a deep forest since the summoning failed! You'd think he'd be at a loss, but he starts living a life of survival with a positive attitude that doesn't involve deep thought!
Then, before he knows it, he saves the cursed forest and magical beasts one after another with his magical powers, and is befriended by wolves and dogs in a healing paradise! However, he doesn't realize that they are actually legendary demonic beasts and spirits at all. What's more, that they are adored! A positive young man unknowingly plays with the legendary magical beasts, a heartwarming and misunderstood fantasy begins!

Based on a popular game from Niconico.
Sara Chidouin returns home from school late one night to discover that something's gone terribly wrong.
When she comes to, she finds herself, her friend Joe, and 9 other people trapped in a mysterious place.
Placed in life-and-death situations, they must come to an agreement about what they should do - and who should die.

The story follows Hikari Shirochi, an ordinary high-school boy whose hobbies are games and PC-modding. In the first chapter, mysterious phenomena occur to his body, which conducts static electricity unusually well.

Story centers on a boy named Tokio, who lives alongside other children inside a beautiful wall. One day, Tokio receives a message that says "Do you want to go outside of the outside?" In a heaven that has begun to tear itself apart, a group of boys and girls begin their adventure.

Alicia is an orphan living in Ciel, a world of swords and magic. One day, she discovers that she is "the heroine of an otome game." Even the death of her parents was simply part of the story.

Alicia decisively rejects the heroine's role as "nonsense." Taking the name "Aria" as an adventurer, she gradually grows into the "Ash-crowned Princess of Slaughter" who wields multiple weapons and magic!

But, when she receives a request to escort a "villainess," without realizing it she finds herself caught up in the stage of the game where nobles struggle against each other...?

"I am 'me.' I'm not a character in a game!"

A story of a young man who lacks a sense of reality after being dumped by his lover. He was visiting a seminar on cultural anthropology with his fellow classmates when he discoveres an ancient wall painting, which transports him to the past where mammoths dominated the world.Action

Aseo, a poor, Tarnished wretch, finds himself cast out into Limgrave—naked, penniless, hopeless, and maidenless. His only hope in his harsh, unforgiving new home is a mysterious woman named Melina. She urges him to follow the guidance of grace to the Erdtree that looms over the Lands Between. But it won't be an easy road; a cast of colorful characters awaits Aseo along the way—Patches the Untethered, Blaidd the Half-Wolf, Margit the Fell Omen, Godrick the Grafted, and of course, Ranni the Witch... With little but a loincloth between Aseo and certain death, he strikes out for the first stop on his quest: Stormveil Castle. Will he make it there, or will his journey end before it even begins?

Airi Hirakawa, a model in a popular woman magazine, is suddenly hit by someone in front of her house and wakes up in a room full of garbage. Airi is confused when she is suddenly proposed by Hirokazu Imai, the man who is her kidnapper and stalker.

And this is how her life of confinement begins, where suffers sexual violence and where even toilet breaks and meals are managed.

*WARNING*
Contains abuse, kidnapping, rape, moral degradation, sadism etc.