The "bittersweet, mysterious story" revolves around Chocolat Aikawa, a chocolatière who runs a shop called Chocolat Noir. She can grant wishes to the troubled people who visit her shop -- if they give her something precious in exchange.

In the Chocolat no Mahou (The Magic of Chocolate) series:

V.01 - Chocolat no Mahou
V.02 - Bittersweet
V.03 - Creamy Sugar
V.04 - Dark Spice
V.05 - Evil Essence
V.06 - Fruity Flavor
V.07 - Guilty Crunch
V.08 - Honey Blood
V.09 - Ice Shadow
V.10 - Jewel Syrup
V.11 - Knocking Egg
V.12 - Love Flake
V.13 - Melty Night
V.14 - Nutty Carnival

"When I talk about ‘warped manga from a warping mind’, I’m thinking about this kind of incoherent story. ‘The Human Clock’ is a lot simpler to explain. The hero is Yubi Chizuo again. He’s a student like before, but this time round he’s a dropout. He stays in his house, which is a family shop selling watches and clocks. He gazes and gazes at the clocks. Little by little, he turns into a clock. That is the entire story. It reminds me of Kafka’s Metamorphosis." from Manga Zombie.

Tsukimiya is a dutiful kid who has been looking after his family since his mother's passing, and a popular pretty boy at school, but he rejects all those who confess to him due to an unrequited love he holds for one of his teachers. However he suddenly finds himself kidnapped by a group of beautiful women, who promise him a life of daily torture from now on.

As a result of the efforts of the people of Chaldea, the human incineration plan of those who called themselves the Magic King was bitterly stopped at the water's edge, and the destiny of the world seemed to be breathing again. However, suddenly, the singularity of the same level as the singularity so far is observed in modern times. A master who has opened up the future once again puts himself into a layershift to calm down the “subspecies singularities” that appeared in the cursed land “Salem”.

Kisshioin Tsubaki aka the "Crimson Camellia", a beautiful lady reporter of the occult, wants to satisfy her intellectual curiosity by having a hands-on experience with every Yokai she can find.
Follow her in her travels, accompanied by her trusted cameraman Yokomizo-kun.

[It is not just "bullying."] Nakajima was ruling over the class as a "bully." The subject of bullying is a fragile girl, Shirasaki-san. Going as far as violence, every day was horrible. Everyone in the class pretends to not see it. If they stop, then they will be the next target. Nakajima performs "bullying" as if possessed. It was clear that something was wrong. Why does he do such brutal acts? The reality is terrible—

When a police officer is posted to a remote village in the countryside, little does he realize he's encroaching on a community of cannibals...

Anthology horror series detailing the "Round of 100 Ghost Stories", an old folktale believed to originate from Japan. Often used as a test of courage where participants tell one hundred supernatural stories and blow out one candle then look at themselves in the mirror after they finish each story. When the one-hundredth candle is blown out, it is said that ghosts and demons are summoned to our world.

Nakayama Ryouhei, who works at a run-down factory, sets out on a journey to accomplish the things he has left undone in his life! And by his side is an innocent girl... This is the greatest and final story of a man who has never made a decision for himself and a troubled runaway girl!! An indie masterpiece that gained popularity has evolved and is now being serialized!!

A journey to exorcise all demons told with paintings...
It's like remake of Journey to the West.

I would die if it would allow me to touch you. That is my love. Airhead Yuri-chan and her boyfriend Aono-kun had a perfectly normal relationship until one day Aono-kun suddenly “passed away” … They will never be bound together, and they cannot even touch. This is their difficult and almost too sincere love story.

Manga supplementary of Yoko Taro's mobile game SINoALICE.

A young man who can see people’s sins in the form of youkai gets employed at a sort of odds-and-ends agency run by supernatural beings.

A story where a girl of light fights against the darkness of the world.

A deformed female human go out with a pumpkin on her head to kill all who bullied her in the past.

"...It's fine if I want to live."

Flamme was chosen to join the hero's party even though all her stats were zero. The only thing she had was an ability with no known effects, "Inversion." It was completely worthless in combat, but even still, she wasn't discouraged and did whatever she could for the party. However, the famous genius sage Jean was unsympathetic and did whatever he could to drive her out, finally resorting to selling her into slavery.

Even at the slave shop, Flamme was persecuted endlessly, finally being fed to horrific monsters just to serve as entertainment. However, when she picked up the "Cursed Greatsword" that was supposed to melt her body away, her life was quickly 'inverted.'

The curse turned into a blessing, and her despair became inverted—this was the start of a dark fantasy interwoven between two young girls!

22-year-old Yashiro Mai was an average office worker until the day a video game console arrived in her mailbox and she was forced into playing a game known as “Nightmare.” If you refuse to participate, those dear to you will die; if you lose battles in-game, parts of your body cease functioning as penalty.

The horror of Nightmare spreads through society in a flash. To combat it, Mai’s company creates a Nightmare Strategy Team, and she's one of the members.

"I prayed to a god to have a girlfriend, and now I have to die and restart over and over again!?"

Follow the guy who is destined to die among the six heroines!

A certain town where rumors of the occult have been suddenly increased.
Sei, who lives in this town, encounters a strange girl. The girl wrongly thinks Sei is hitting on her and ends up tagging along with him. However, as it turns out, the strange girl is a certain legendary existence...

Gangnam in complete darkness…
"Am I the only one alive? What’s going on?"
… A boy wakes up to find himself in a building full of dead people. No cars, no electricity and no stars in the sky… Not only Gangnam, but the entire city seems deserted.