From Supreme Cream Scanlations:

Somewhere, nowhere, a place where life meets death, where consciousness surrenders itself to oblivion. Who might one find at such a crossroads?

Note: Each original chapter is accompanied with a BGM that adds to the ambience, so it’s recommended to click the original webtoon link while reading the adapted version.

The happy life of Kurumi and Haru suddenly ends by a plane accident. In order to recover her willpower to live, the android Q01 is provided as robot "Hal". During her life with Hal, Kurumi gradually opens up to the android and for a while it seems as if she will recover from Haru's death. However...

1. Haikyo Shoujo (Ruin Girls)
Two years ago, Kazeko was trapped in a factory, where all she was able to remember was that a man kidnapped her. As for her friend Yuri, they seems to be more to her than meets the eye... As they both went back to the factory, Kazeko's memory resurfaces...

2. Ongaku ga Mieru Otoko (The Man Who Can See Music)
A music teacher can see music every time someone plays their instrument. It all started with a certain young man that gave him them hallucinations, however, that same young man may be a path to his salvation.

3. Tansu Shoujo (Chest of Drawers Girl)
A girl came to him, thinking he was her doctor. In order to investigate why his twin brother, the doctor died, he plays along with her. Entering her world blue sky world, he had opened his heart to her. But he isn't the one she loves...

4. Boushi no Ue no Oka (The Hill Above the Hat)
A renowned hatter makes hats for the rich for easy money. Getting a request to make a hat for the king, he sets of with his eccentric apprentice. On the way they crashed and entered the ruins for shelter. However, instead they can't get out of the ruins and in order to exit, he must make hats for the ghost. Can he makes hats that would satisfy the ghost?

God appears among us once every 90 days… And those who issued oracles from God, as the family of God, are taken away by Him. The people call the family of god “Sun” and send them forth with shouts of encouragement. “Suns” are truly human vessels envied by all for having received the greatest glory… However, There was never the slightest hint of joy in the expressions of those taken by God.

1. Sanbika
In a far country ruled by a beautiful Duke who seems to have formed a peculiar relationship with his right hand, Lord Yuri, there are cases of unexplained deaths... they would involve a vampire according to the spreading rumour.

2. Killing Moon

3. Life of the Machine
Koreya Takane, a famous scientist, had enough of the constant obligations required by his position when all he really wants is to be left alone with his work. That's how, in order to satisfy his taste for solitude, he build up a mechanical clone of himself... But what if it becomes impossible to distinguish the replica from the original man in the end?

4. Prince of Monster
A kind prince with strange red eyes who had been locked up by his uncle decides to end his misery... without knowing the grief it'll cause to his brother. He suddenly reappears 13 years after but what if he really has become the “Prince of Monster” as he used to be called?

5. Bye-Bye Mizuhara

A young Chinese boy, Lee-Ren is purchased from his poverty stricken mother by a Japanese official for sexual purposes in 1910. Thus begins the 'owned' life of Lee-Ren in his master's household, where he is alternately sold out and used within. Jin, the naive young son of the master, grows up with Lee-Ren. This is the story of their tumultuous relationship.

Sari Remington is a funeral manager by day and a banished angel put on Earth as punishment. When a young girl comes in to schedule her own funeral a week in advance, what is a devil to do?

From Shoujo Sense:

When a boy she doesn't know confesses to her, Yoshinaga finds herself the victim of bullying at the hands of his girlfriend and her female classmates. She resolves to endure it alone, until a classmate stands up to the bullies and sweeps her off her feet (literally!). The closer they get, the more she comes to care for him... but little does she know, her hero is hiding a sad secret of his own.

The included oneshots "Kimi no Kira-Kira ni Naritai" and "Engi nanka ja, Nai!!" have yet to be scanlated.

Ito, a girl who is physically abused by her father, nonetheless hides it from the people around her. But when things spiral out of control only Ibuki is willing to reach out his hand to try and save her. As the two are drawn together, however, he is simultaneously tied down by obligations difficult to break away from no matter where his heart lays.

From Ochibichan:

“Recruiting those who want to finish it and die, but feel sad doing it alone…”
Fed up with everything, Mie posted a notice on an Internet Bulletin Board and found suicide-partners. Four boys and girls were gathered together because of their ties to death. And then…?!

A collection of oneshots dealing with psychological themes like death, suicide and bullying.

Kugaya is a teenager who lives with his aunt, Sakuri.
The kendo coach at his high school, Narugami, has been after him to join the kendo team; but when he meets the new girl, Takemi, his life takes a supernatural turn and he is thrust into an epic battle with the demonic "Intruders".
Reincarnation... buried memories... the Holy Sword... "Himuka"... and the Clan of the Swordsmen... it's all too much for a high school student to bear!

From Broccoli:

Spirits known as kamui are thrown into chaos when the sacred spirit Okikurumi is taken from Atsuma's village, and the imbalance threatens to destroy Earth. Infused with the spirit of an ancient sword, Atsuma must leave his village to reclaim Okikurumi.

He encounters NOA, an organization of youths who wield the power of the kamui, and who may hold the key to Okikurumi. Atsuma is recruited into NOA by Sumire, a young woman with an empty soul who yearns for a miracle. Atsuma and his new companions must work together to find Okikurumi before the world is destroyed.

N/A

Mister Mermaid: On a full moon night, Subaru - a merman - coincidentally saved a man who sank into the ocean. After that, in order to see that man again, Subaru traded off his tail for a pair of legs and came to the surface to find Tatsuki - the man's name. Despite of his throbbing feet and his lost voice, Subaru was happy to be able to stay by Tatsuki's side. However, his happiness soon faded away when he found out the reason why Tatsuki was at the bottom of the ocean that day.

Fuji no Yamai (Undying Illness): Byakuya had an incurable undying illness, which means he couldn't die. Gin, his best friend, made a promise that he would take care of Byakuya until death and the promise had been kept for 16 generations. However, Gin the Sixteenth had no intention of making babies for the next generation; instead, he kept his promise with Byakuya in a way that none of the previous Gins had done.

NOTE: A sequel to Mister Mermaid, "Mister Mermaid After That," was published in doujinshi.

This series follows the story of how Batou and Kusanagi met during a civil war and is also a parallel story to the Arise OVA series with Batou as the lead.

From Tokyopop: In these haunting tales, a girl creates a cell phone in her imagination, from which she can communicate with others... A young boy discovers his new friend has the power to heal others--and learns about true friendship and sacrifice... And the healing power of love confronts the tragedy and horror of a deadly train accident.

From Delish Scans:

Yoshino’s family moves frequently due to his parent's job transfers. He’s finally made his first true friend, but has to move again. Before he leaves, he makes a promise to come back and visit her—before she gets married.

What will happen when a human has extra power? What will happen when that power is used to fulfill all of his will?
Masami, who often looks like an innocent little boy, apparently has the power that he uses as a killer weapon. He even dares to hurt his own mother in order to reach his goal. What will Shogo do as his best friend?

From Fantasyshrine:

Ibuki lives in a university dorm where objects and people of different eras mysteriously pop out! One day, a stoical man, Haginuma, appeared in his bedroom and claimed to be his grandfather’s friend… who also had an unrequited love for his grandfather. Since Ibuki is a spitting image of his grandfather, will Haginuma devour him…?

1-2) I Want to Hear Your Voice (Kimi no Koe ga Kikitai)
A famous singer is having issues with his voice and he may be unable to sing. He meets a young man at the hospital but the pretty guy is mute...

3) Castrato

4) Two Princes (Futari no Ouji)