Affection, betrayal, desperation -- love between grown-ups is never a rational thing. Sayaka, age 35, has lived with the perfect husband for ten years. Perfect, that is, except for his disinterest in raising a child -- she wants one badly, but just can't come clean to him about it. Instead she unloads her frustrations on her younger friend Rui at their favorite bar. They trust each other enough to talk about almost anything -- but Rui has a secret she can't even let Sayaka know about!

Takatsuki Souta is in love with his childhood friend Amanome Rikka but he has a problem; because of their parents' upbringing, their relationship is viewed more like siblings. So whats going to happen when he obtains the power of "Geass" through a mysterious book which awakens sexual desires in people around him?

The Wolf falls in love.
A dark fairy tale action starts.

From KCG Scans:
This is the story of Haruka, a girl who left the countryside to start her college life at Tokyo. She's secretly in love with her co-worker, Kurotaki, but she doesn't have enough confidence in herself to confess her feelings to him. That's until she meets Hikaru, a fashionist girl that's willing to help her. However, Hikaru's not what she seems to be.

Iijima Touka is a girl who loves the 2D world. She decides to move out to enjoy her time alone as a full-time fujoshi. What she didn't expect was to have company, a handsome man called Oku, who wants to live with her no matter what. What are Oku's real motives?

When playing a virtual reality game called Cang Lan, Xiao Wan gets pushed off a cliff. She ends up in another game world. What will happen to Xiao Wan?

From ShoujoHearts:

The protagonist, Ayumu, was secretly dating her superior at her company until he broke up with her. Though deeply hurt, she could not outwardly express it. Not long after, she began living with her well-liked co-worker, Yachi, at her grandfather's house. While living with the friendly Yachi-kun, Ayumu starts to change..

Heidi Nanzan dreams of meeting the perfect girl. So she comes to the girls school with one goal, to be a princess for her princess. At Choyuri Gakuen, it's girls as far as the eye can see.
A no-boys-allowed yuri comedy!

Summary from: Pinoymanga Scans
Kiriko and Takuto are cousins. They often spend a lot of time together. What no-one around them knows (including their parents) is what transpires behind closed doors when they are alone together...

Having been torn from the earth in ancient times, Planet Mamango is now re-approaching the earth after a lapse of 5 million years. One night, a private detective named Ban Shunsaku encounters a murder, and meets boy researcher Shikishima Kenichi, who holds the key to solving the case. Shikishima discovers that a stone from the Planet Mamango generates huge amounts of energy. Making a rocket out of the energy stone, Shikishima sets up an exploration team and departs for Planet Mamango. The rocket heads straight for Planet Mamango under the command of Shikishima, along with Captain Butamo Makeru, Ayame and Momiji, who are cabbages created by the captain, a rabbit named Mii, and Ban Shunsaku. In due time, the rocket lands on the Planet Mamango, where the group finds a “The Lost World,” an ancient environment where dinosaurs walk about and ferns and cycads cover the ground.

Note: The most widely available version (including the english one) is the 1948 one, directly published by Fuji Shobou. This is a remake of an unfinished series Tezuka wrote for the Kansai Kyouron Shinbun in 1946, which has been lost. He remade the series once again in 1955 for Bouken Ou under the title "Zenseiki Hoshi", but this version too has been lost.

Office Lady falls from a building is reincarnated into another world and ends up at the Devil Kings castle. Can she save him from the bad ending?

One day, the high school student, Kaoru Momota, saved the baby-face, big-boobed JK, Orihara Hime, who was being harassed on the train. It was love at first sight. However, this JK had a secret; she actually was a 27-year-old OL (Office Lady).

A sweet age-gap romcom between a high schooler and office lady.

Kobayakawa is an unsocial student who lives an extraordinarily ordinary life. His only talent is painting portraits, which he often does to relieve pent-up anger. One day, he meets a pretty and popular girl named Hoshino who has a secret that nobody knows except for her and her childhood friend. That is, until he stumbles upon it too by chance. Her friend had been putting make-up on her every day. Now it's his turn to keep this secret and help maintain her social life!

Lise, a knight and daughter of a baron of the Kingdom of Olwen, lost her life protecting the young imperial prince Egbert. After death, she wakes up in the future with all her memories! But somehow she’s become engaged to the imperial prince?

The story of a (Former) Lady Knight… trying to dissolve her engagement?!

A romantic comedy about a reborn Court Lady with a secret!

Based on the most popular character of Aoki Hagane no Arpeggio. The story of Takao who weaves drama with various humans during her infiltration into Yokosuka.

The comedy spin-off story focuses on the Spear Hero, Motoyasu Kitamura. At the brink of death he acquires the power to turn back time, and decides that he'll use it to become stronger and start a "new game."

"To pass time before surgery, Hwayoon read a romantic novel for some steamy scenes.

Little did she know this would lead to her reincarnating into the story as an insignificant maid that's executed soon after. The goal is to survive, but things get out of hand... and steamy.

Kurokiya Ruu is on the verge of repeating a year so her childhood friend Tadashi Tadao (whose name literally means straightforward man) steps up to teach her. However, they end up not getting any studying done as she uses this situation to try and seduce him at every turn.

The story of a girl who wants to get her crush flustered and the straightforward guy who won't get embarrassed.

Souhei embarks on a trip in the gigantic labyrinth that suddenly appears in his basement. But it's an extremely special dungeon where the only way to become stronger is to do lewd things with girls and increase Lv (Love)! The story of a young boy who explores and does lewd things with women!

When their mother passed away, the Mochizuki family's eldest daughter Yuka tried to take care of her father and siblings as best she could, but her cooking was just too awful. When Yuka's father accidentally tasted an amazing bento, he hired the person who made it to be a domestic helper. That person turned out to be Kuraku, the blonde-haired delinquent (but with the best grades) in Yuka's class! Based on the popular Pixiv series!