On a summer day, what makes a girl go for a watermelon...?

Rika asks Sae to do a portrait of her, so she can give it to the person she likes. Sae knows that Rika's seeing a sempai. As she works on the picture, she starts to realize that she's in love with Rika.

Haruka (14) and Sakura (12) are sisters. Yoshiko (14) and Mai (12) are sisters as well. So what happens when best friends Haruka and Yoshiko have an attraction to each others sisters of the Yuri kind?

Two friends enjoying summer and then realizing they have feelings for each other on their last day together.

Most of humanity has been wiped out by mysterious dark monsters known only as "Phantoms." Four survivors, who may well be the last of the human race, have found one another and are sharing a quiet, peaceful existence. These survivors are a kind, dependable teenage boy called Masashi, two teenage girls, shyer Sanae and bolder Yaeko, and a little girl called Anna. They feel as though they're just living in a perpetual "after school" state, waiting for the rest of the human race to come home. As they pass their days together, they begin to see some strange things and find that the monsters have not yet left the Earth. Will they discover what really happened to their planet?

(Source: MangaHelpers)

A series of unrelated slightly erotic short stories... or is it?

(Source: MangaDex)

The story takes place in a future where mankind has been defeated by an alien race comprised entirely of females. Having completely taken over the Earth the aliens do as they please, genetically modifying humans for their fancies and needs.

The Arume, a dominating alien race of female humanoids (alien lesbians) has conquered Earth. With total control over the world they have begun live experiments on humans.

One day, out of the blue, a girl that Shouta Yanami has never seen before in his life arrived at his house asking to have sex with him. It turns out that his best friend Kenzou Sugiyama was turned into a girl in an experiment to create a child between a man and a man who turned into a woman (transexual) and a straight male and now he has a week to have sex with him/her or he will be eliminated!

Sachi lost her parents due to the sudden attack of an alien race called the Gosta. While living in an orphanage of children who suffered the same fate, a girl with no memory, Ai, suddenly appeared. Who is this girl and what is she so afraid of?

The legendary school horror manga has been revived! Girls go hunting for mermaids to win their true love. Featuring very untraditional mermaids.

The legendary loner Bolt Crank, who is the top adventurer in the world, has appeared once again. He takes on a variety of jobs in this far-future world, using his extraordinary ability, which is to eat anything (from screws to humanoid robots) and then reform it from his arm later, to great effect.

(Source: MangaDex)

Two girls go hunting for mermaids to win their true love. Featuring very nontraditional mermaids.

(Source: MU)

A yuri one-shot from the mangaka of Companion.

Yuko and Mika have been going out for a year now, but Mika seems to be too absorbed in watching ants dig than to pay Yuko any attention.

Risa and Tomoko, two girls who wanted to purify their tainted hearts at a secret stream.
-Dynasty Scans

On a hot and humid day, two girls searching for a place to do more than kiss come face to face with their emotional issues.

7 years ago a strange disaster occurred in the 24th ward when laws of reality were distorted in that area. Our main character is a high school boy who lost his little brother. Can Hanako-san from his school help him find his sibling again?

A booklet from Champion Red containing a few oneshots that were magazine-only. Also contains School Ningyo 2 c000, which was scanlated separately.