After living his entire 30 years in a small, rural city, Mitsuru has decided to move to Tokyo. His reason is for one thing only….because he is gay, and he wants to lose his virginity. So Mitsuru joins an online dating site, wanting a one night stand. There he meets Haruka, one of the best looking guys he has ever met.

After failing the first blind date in his life, Oh Do-Kyung calls the friend who arranged the date. He's in the bathroom. During their conversation, his friend says something which angers Do-Kyung, which leads him to accidentally shouting his secret. His secret is that he is gay. To his shock, he realizes that there are other people in the bathroom: friends from his college department and even a senior student that he is on good terms with. Worried about whether or not they heard his secret, Do-Kyung's life completely changes.

Tsurebito is about the people who escort you from purgatory into the world of the dead. After you die you must go through your personal gate into the world of the dead, and escorts are the ones who lead you there.

A Twitter series about a handsome salaryman and an unapproachable office lady who dress completely different when they are off work.

Working people have company (on) and private lives (off). Some are office workers and Lolita in women's clothing. Others are office workers and punks dressed as men.

The gap between on and off life is a must-see! A daily tale of two working people's metamorphosis!

Well, I don't think this is an artbook but instead, it seems to be a series of illustrations(of varying quality)? Illustrated by Ji-Yun Chae aka kkuem

COMPILER is a story about the Igarashi brothers Nachi and Toshi, and two beauties from another dimension, Compiler and Assembler. Originally sent to conquer Earth through a game of destruction and creation, Compiler and Assembler ended up deciding that living in our world is more fun than conquering it. They moved in with Nachi and Toshi. A growing relationship began to develop between Nachi and Compiler, and Toshi and Assembler, though none of them can bring themselves to admit it outright.
Meanwhile, the people who sent Compiler and Assembler to conquer Earth were outraged by their apparent betrayal. They sent two assassins, Bios and Directory, to deal with the renegades and proceed with the invasion plan. And so, the misadventures begin...

This is a story about two friends, from nearly the beginning to almost the end of their lives, who happen to love each other.

Tatsuya and Junichi are in 5th grade and their music teacher is a pedophile. One day the music teacher has a request for Yumi, a girl who uses him to get expensive gifts. He wants her to get Tatsuya into the music room so he can be with him. Junichi recently confessed his feelings for Yumi and she decides to use him as bait to get Tatsuya to go to the music room. Junichi and Tatsuya's future does not look good...

Note: Only chapter 1 of volume 1 and chapter 7 of volume 2 is shotacon. Reading chapter 1 is almost necessary for the story and is not very explicit, but chapter 7 of volume 2 is an extra/one-shot and can be skipped over completely for those who dislike shota.

From Esthétique: Rin is tomboyish 14-year-old who lives with her grandpa in a small village out in the countryside. After her grandpa's death, Rin is obligated to leave her village to live with her mother in Tokyo. When she arrives, she discovers an amazing secret: her mother is not an office lady, but a famous model called Myu Suzuki! After one night of reunion, Rin's mother leaves to follow some guy to some foreign country without any notice other than a letter. Without any money to survive on (her mom did not know grandpa died), and the contract between Myu and the model company, what is Rin is to do?

Oneshot:
Unbeknownst to her coworkers, Sawako, 34 years old and in her second year of marriage, has the hobby of wearing gothic lolita clothes. She had always kept it as her hobby, but as the years pass by, she begins to notice the pleasure she derives from those clothes waning.

Series:
Twenty something temp worker Nagisa Kataura lives like an average young woman - but she has a secret life. When she’s not sitting at her day job, she spends most of her time transforming into her favorite anime and manga characters through the art of cosplay. Worried about being thought childish and nerdy, Nagisa struggles to keep her hobby a secret.

Note: The original one-shot was the 2nd place winner of the 63rd Tetsuya Chiba Award in general category.

1. Ore no Mono ni Nareba Ii
The sweet love between a genius chocolatier and a trouble-making kouhai.

2. Complex Love
Tomoki enters the school's Boy's Beauty Pageant to find out his rival is the "Perfect Prince" Shiratori who says to him, "If I win the pageant, please go out with me!"

3. Makezu Kirai mo Suki no Uchi

4. Kyou Koso Kimi to!

5. Otona no Koi no Kudokikata

A war rages through the city, where battles are fought with music. Theo is disappointed by his brother Will's refusal to take part in the war, despite his talent for composing battle music, and decides to take matters into his own hands by using the music Will has composed.

es un manga yuri

Sasami is the type of girl who gets easily pushed around at school. One day, a rambunctious young boy named Kou causes trouble in school and unknowingly drops a strange piece of candy. Sasami returns it to him, and he suddenly asks her to marry him! Will Sasami accept his proposal, or will she completely reject it?

Volume contains: main story (chs.1-3) + 3 oneshots

(from PocketScans)

A series of yuri one-shots.

The first is about two childhood friends who like music and who are asked to perform at the graduation ceremony of their school.

Longing deals with two members of the archery club: Kyoko and her senpai Touko, who is ashamed of her man-like body.

Spice is about a young girls-loving teacher who wants to seduce her female students.

Innocent is about a nude portrait hanging in an art room, the model and the painter.

Rendez-vous is about two girls secretly in love who plan to elope together after being found out.

The eternal search for his love, against the short life cycle... to meet their commitment from five hundred years ago that they'll never forget. 500 years ago, a vampire prince fell in love with a human girl, but the girl eventually died because of the different life cycle. Sad vampire prince wanted to transform back to human, to avoid suffering from such pain again and he finally found the "return" method... The story takes place in current time, 500 years later. The ordinary girl is living an ordinary life, but the encounter with the vampire disturbed her peaceful life. A romantic concerto is about to play!

Hinata has never had any experience with love for his 19 years of existence, and finally manages to snatch a date with the help of a classmate. With no experience with girls, Hinata asks help from his best friend, Yuuma, who seems to have had many experience with girls, who in turn teaches him how to seduce a girl, but then, something happens?

1st story - Concrete Garden
Angels exist and Kashii Kiyoharu, grandson of the man who "created" the angel, has been hired to befriend him. His name is Toki. Kashii soon finds out why the scientists need him around. Toki is lonely, but no one wants to get near him unless it's necessary since he eats human flesh. What has Kashii gotten himself into?

2nd story - Clock Down
Everyone expects Tokiwo to go to a good university. However Tokiwo doesn't want to in order to "play it safe". One night there was suddenly an earthquake. The stone he was looking at started to glow and out of his floor comes someone who looks exactly like his childhood friend Jiu. Well there is a difference. This "Jiu" is dressed for combat and has a very large weapon. Just what does the stone have to do with "Jiu" and who gave Tokiwo the stone?

In an imaginary age of gods about 20 years after the war, Japan is flooded with all the superhumans ever written about in fictional stories: titans from outer space, lifeforms from a mystical world, phantoms and goblins from ancient times, cyborgs created by scientists, relics that rose out of the ruins of ancient civilizations, and the list goes on. Some of them make no secret of their existence and have gained popularity in the society, while others cloak their identities and fight in secrecy.
Naturally, the Japanese government cannot ignore the existence of these superhumans and establishes an organization under the Ministry of Health and Welfare - the Overpopulation Research Laboratory, a.k.a. the Superhuman Bureau. Their mission is to identify and approach superhumans, then oversee and safeguard them.

From Hyper Parfait:

Kuchiki, a flutist, was plagued by nightmares every night that forced her to seek the help of counselor Matsuzaki. Ishikura, a police inspector, unexpectedly discovered a headless mummified body in an empty apartment and is now on the case. When Kuchiki regains her lost memories, the curtains also opens to a tragedy!