One day at school, Youta Tada sees someone strange entering school. Out of nowhere this being appears next to him and makes him fall from the third floor! But before he hits the ground, he wakes up in a strange world where beings like dragons exist! Youta then meets a young paladin named Lumi and discovers that he is the only man on the entire planet, and also that its inhabitants are extremely 'weak' to his presence or more specifically, his touch. Would this be a paradise?

It finally happened, Shirakawa Mikoto was confessed to for the first time in her life! Otsuki Makoto wasn’t exactly her ideal man but, she wanted to have a boyfriend to show off to her friends. It turns out dating someone you don’t even know can be complicated, especially if they are a bit strange.
This is a raunchy, heart pounding love story. Expect goosebumps and some doki doki action on the side.

Nezumi is a girl who was raised as a hitman by the yakuza and grew up not knowing human love. An ordinary young man, Ao, knows nothing. They fall in love and start to live together, but the evil hand is close at hand.... This is a story of first love, so cruel and so sad.

The world is filled with cruel scum, ranging from petty thieves to sociopath maniacs. When a vile low-life inflicts pain and suffering on innocent victims, sometimes their anger becomes overwhelming. Whether their damage stems from romance, finance, reputation or even a death, these victims feel trapped in their own skins and lives.

Those victims who can't stand it anymore call for the mysterious woman, owner of Uramiya, the "Revenge Shop".

The Uramiya specializes in executing revenge schemes. The vengeance their customers request on their bitterly resented enemies could range from financially destroying them, to smearing their social reputation, to even taking their lives. As long as you pay a fair price, the Uramiya will guarantee you get the revenge you deserve.

A fantasy story about Kiska, a boy who is mistreated by the villagers. He manages to survive thanks to his childhood friend Namia, who was the only one by his side. One day, Namia is murdered by three men, and Kiska is accused of the crime and banished to an inescapable class S dungeon. However, he finds himself in a different world where he can use "Save and Reset" to get back on his feet no matter how many times he dies. The story is about Kiska's quest for revenge against those who wronged him and his friend

Seven women, one man, a suspenseful harem story!

During a class reunion, the school became an enclosed dimension without warning. Yelling and screaming brought no response. 26-year old unemployed Haruka Sato has to survive by cooperating with seven of his former classmates. Soon, the extreme conditions began to eat away at their sanity, and Haruka's hidden desires began to take hold.

Before successfully being able to commit suicide, Takeshi Hirota, a bullied high school boy is transported to another another world where he is accepted by the orcs due to his appearance.

XX years have passed since the enforcement of "The Human Rights Proper Use Act." In the city, "humans with rights" live prosperously, while "humans designated as livestock without rights" are displayed in shop windows. The humans used as pets, experimental animals, and meat are pitiful creatures living in a world separate from mine... or so it was supposed to be.

Five students, 3 women and 2 men, wash ashore a remote island, survivors of ship sinking.

Finding themselves in this extreme situation, their instinct and conscience intersect and collide!
Crossing thoughts, feelings of love and hate mixed with trust and betrayal. A story of uncontrollable libido and murderous intent…

Original R18 web novel: https://novel18.syosetu.com/n1896br/

Death row prisoner. Criminals who committed violent crimes and were sentenced to death by law. Akari, a woman who had no meaning in the prison island “Deep Palace” near death, accommodating them, acted with a certain purpose. Just when she thought she was able to complete my purpose safely, the death row prisoners have started to kill each other? A battle royal “Killing” was held where men and women were separated and the remaining team could escape!! Can Akari survive the “Killing” safely and escape from prison? Blood, Eros, and dangerous guys fly around, all the characters, a Battle Royale of all scum prisoners!!!!!

This is the legendary Go Nagai's breakthrough work. Harenchi Gakuen is an elementary school whose teachers and students are all perverts. Boys peep girls changing. Girls pull up their skirts and show off their panties. Actually, it's not as evil as you imagine. They're like cubs playing together. It's only pre-school eroticism, nothing sexual. In spite of that, Harenchi Gakuen became a sensation. Parents, teachers, and politicians hysterically attacked the comic's immorality.

When the Devil King announces his retirement, he calls forth his two sons, Yomi and Sora, to give them each a quest. Whichever of them finds a pure Yamato maiden within a year would inherit the throne of the Devil King, while the other would die. Thus begins Sora's sex-fuelled adventure to find a woman that can satisfy his father...
(Sakigake!! Otokojuku Wiki)

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!

The hero, Chloe, is a strange hero who demands a bounty when saving people. And what makes it different is the prize... He only likes married women, so he demands the prettiest Milf in town.
"If you want me to save the city, give me the most beautiful milf"
A unique erotic Fantasy story created by a hero!

Rin's village getting attacked by bandits doesn't keep her down in the dumps for long! Picking up a sword housing an extraordinary pervert… I mean hero, Siegfried, she sets off on a journey of many bouts with various degenerat… ahem, heroes!

Raul who had defeated the demon king as the strongest hero should have become the savior of the world.

Having his treasured companions and family killed by power hungry aristocrats, he was executed with false charges brought against him by the princess. Just before his life collapsed, at last his heart fell into darkness.

...I will tear those traitors from limb to limb. Burn them at the stake. Sever them to pieces. Skewer them. I will kill every one of those bastards without mercy and make them taste hell's suffering.....!!!

Obtaining the power of darkness, Raul was revived. Sneering, he vowed revenge.

“Oh, I’m looking forward to it – from now I'll bask in their blood as I please.”

Several days after the hero's revival in the imperial capital where flowers bloomed in profusion, the parade that would advance towards tragedy began.

The manga centers on Yūma Fujikura, a constantly bullied first year high school student. When a classmate named Ryō Ameri, nicknamed "Amelie," helps him out one day, Yūma tells him not to get any more involved, or else the bullies will target Amelie too. In response to this, Amelie only tells Yūma that he would commit murder for him if Yūma wanted.

This apartment complex has a problem with perverted women!

Yoshida is a tiny, frail highschool graduate who became an unwilling manager of an apartment complex when his father, the former manager, injured himself. Unbeknownst to him, this apartment complex houses quite a few women with very... unusual sexual preferences. This becomes a problem when a mysterious entity begins giving "Libido Cloth" to these women - skimpy outfits that give them superpowers and cause them to go on lewd rampages! Will Yoshida be able to stop them?

A mysterious syndrome turns schoolgirls into homicidal monsters behind numerous atrocities in Japan. However, nothing is what it seems and when Chika Amagi is arrested for the brutal murder of five people, which starts a journey into uncharted and troubled waters!

A world where the Demon King was defeated by a Hero that came from another world. People carelessly forgot about their fear of the Demon King and of monsters, living in peace.

In a forgotten and run-down cave in the mountains, a new monster that should not have been born was given birth.

The monster’s name was the “Black Ooze”. It was nothing exceptional other than its black color, an ordinary slime.

However, this slime had the special characteristic of being able to take the abilities of the living things it swallowed. It preyed on an insect that had paralytic poison, as well as other animals. Following that, it attacked a human, obtaining his knowledge and Desire.

Before long, the monster established its target as the female mage that came to explore the cave.

This world still wasn’t aware.

A Monster Was Born…