One day, four school friends, cross the line as they are interested to find out more about sex. Once you spark that flame though it is hard to go back and the bodies and minds of these four people begin to be intricately entwined. This is an adaptation of the "Karami Zakari" best-selling adult manga with over 1 million downloads which is reborn as a Seinen manga!

From ShoujoHearts:

Ayaka, who works at the Bridal department at a hotel, has a beauty that everyone recognizes, yet her personality is the worst. Everyone calls her a "wicked woman" after the way she wraps numerous men around her finger. The one who sets his eyes on her is the hotel's new executive Tougou, who is the son of a very powerful person of the town. What are the orders that this King-like man requests of her!?

Hoshino Star, a male high school student who lives leisurely in the countryside, has a unique power—that is, being able to get along with any animal! Although Hoshi spends his days feeling supreme joy in interacting with animals, on the other hand, he also has a great dislike of humans. Kirari Yozora, a childhood friend who struggles with her extreme personality, suddenly thinks one day. ──What would Hoshi think if there were animals like humans?At that time, a mysterious object comes flying with a roaring sound. Appearing from the other side of the dust cloud is the most terrifying and worst visitor with cute fur ears and a tail. A genius tamer VS greedy kemomimi unfolds in this relaxing erotic comedy!

Moriyama Kouta was once an unsuccessful adult manga artist. Due to lack of popularity, he was even on the verge of going out of business.
But one day he became a very popular author with vividly realistic and charming portrayal of his heroines.
The reason for the sudden change in style was that Kouta has taken his younger sister Shizuku as his model......?!

The adventures of Kishi Mieko, a woman office worker, trying to succeed in a competitive, unforgiving and lewd work place in Japan. She will use all her 'assets' to succeed in her projects!

Boy that was taking peeping photos is blackmailed into becoming subject of a female bondage artist.

Life skills: Near zero!
Love: A complete airhead!
Defense: So lousy that it's worrying!

High school student Daisuke and his uncle Houichi, who is not a blood relative, start living together. While looking after the daily needs of the completely useless Houichi, Daisuke discovers that he can't leave him alone. When he witnesses an older man kiss Houichi, Daisuke flies into a rage and kisses Houichi himself! Is this feeling a desire to protect? Or is it love...?

When you wake up after hitting your head, your sex drive will be multiplied by 4000?!

Seigo Hasegawa, a man who has suddenly acquired a cheat sex drive, and his childhood friend An Yagami, who feels responsible for Seigo and tries to help him (sexually). The battle between Seigo and his sexual desire begins now... (MTL)

Man's true worth is to entertain the beauties of the world. Summoned in a different world called Romless, the college student Simon Claud (or Shimon Kurando) aim about women, treasures and adventures runs around the labyrinths, deserts or cities. Young ladies, princess knight, beast girls, elves or woman assassins, I'll get them all! The most absurd dark fantasy is now unveiled. Men must adventured until the death!

When he woke up, Souma Tetsujirou, a samurai from Kamakura who had survived the Mongolian invasion, found himself in an unfamiliar place.

He was told by Hrist, the girl who brought him there, that they were in Valhalla, a place where the souls of dead warriors congregate. In order for him to be revived, Tetsujirou now has no choice but to fight against the "dead warriors" from different eras in this mythical place of carnage that he's been thrown into.

This is the start of a samurai drama where one has to fight and strike down their enemies, even if it kills them!!

Rainbow D Translations:
The ordinary office lady Hiyori, who lives in a peaceful city, was involved in an accident and broke her arm. I decided to live with Kumano, a policeman who happened to be there. Hiyori was relieved because he was a police officer...

"Show me your place."

I thought it was okay because he is a police officer... Will I be violated if I stay here?

From Anime News Network:

Tatsumi Karasawa becomes the owner of host club "Shinijuku Sokai" in only two days. He leads a group of amateurs who aren't afraid of gangsters, police, or so-called "professional" organizations. Without fear, he walks the difficult path leading straight to the top.

Leon is a failed red mage who constantly fails class changes - as a result, he acts as a support for his adventuring team, Wolf Fang Sword. Eventually, as all narou series do, he is fired from the party for not being strong enough.

However, after leaving the team, as all narou series do, Leon finds that he was stifled by his own team. The fact that he has a “Sage” class was unprecedented, and it turns out that he can fight perfectly fine on his own. Not to mention that his Sage class has a hidden power which only activates in certain conditions...

Translation note: “Sage Time” is, in Japan, a moniker given to the moment of clarity a man has after busting a fat nut.

[from cotton candy scans]

The morning after she got dumped by her boyfriend, when she woke up, she was in the same bed as her childhood friend, Hijiri?! Despite the heartbreak and shock of it all, Koyori just can't seem to forget Hijiri telling her "I love you"...?! How do you get from being "Childhood friends" to "Lovers"?! Super popular on the online bookstore! An innocent first love between adults who are trying to graduate from being just childhood friends; it's a heart-racing LOVE!

A blessed Hero. A vicious Demon Lord. A common objective.
An epic battle between good and evil whose outcome will shape the new era the world will enter has reached its endgame...
However, things aren't what they appear to be and plans take an unexpected bend.

Tenka is a chad virgin sigma male who will use his di-- I mean his holy sword to defeat all the succubi because nonconsensual sex is wrong, kids. He teams up with the Holy Maiden Amelia (with an A) who also uses less-than-traditional weapons.

"Ecchi stuff that also may have a story...."

Manaka Makoto, a 24-year-old salaryman without a girlfriend, wakes up one morning suddenly changed into a female, and a knockout at that who attracts just about everyone of the opposite sex. And when he learns through a magical being that the only way he’s going to become male again is by getting aroused (as a woman) he tries to find a way back without any success. But when success finally comes and he switches back, he discovers that he will switch back and forth ANY time he gets close to someone sexually, and there are exceptions…

From the author of “Sensei’s White Lie” comes a new, shocking piece.
Kaji Ritsuko, an author of short stories, finds herself unable to write. On a certain day, a remnant from Ritsuko’s past reemerges. Aoi, a male friend she used to completely confide in, appears in a dream and asks her, “Your life… is that really it?”. The next morning, Ritsuko is awakened by a phone call. Aoi has committed suicide. The glimmer of a forgotten dream, the day-to-day of a modern couple, the death of someone irreplaceable…
A life of “loss” that she had always averted her eyes from begins to move…

A high school freshman visits a former teacher of his who has become a shut-in. This teacher, a beautiful and doting woman, got him through middle school by providing moral support, but gave up teaching and has led a life of reclusiveness ever since. By accident, he catches her drinking blood and having an aversion to light, lending to the possibility that she may have become a vampire.