Manga supplementary of Yoko Taro's mobile game SINoALICE.

Can I kill a person as a police officer!? It's been three and a half years since I became a yakuza, and the infiltration never ends.

Kanetaka of the Higashi-Sheath Association is a gangster with a strong arm who has climbed up to assistant young head.
He landed in Okinawa at the command of the organization and killed his target, Kino.
That night, Kanetaka vomits violently.
He was an undercover investigator at the Metropolitan Police Department!
What is the purpose of Kanetaka's actions!?

For 52 years, Takumi Fujimura, a craftsman who has continued to hone his skills at a town factory, finds himself in a predicament when he has a dispute with a client and stops getting loans from banks. After many years of hard work, he finally collapses, but he awakens in a different world where he meets Frau, a girl who aspires to become a hero. With the benefit of modern technology and decades of crafting skill, can Takumi take this new world by storm?

Official Raw: https://www.pixiv.net/artworks/115806876

Both of them are straightforward people. Once they meet, they quickly get to know each other better. A heartwarming romantic comedy that begins with a certain incident. Shibata Kasane, a graphics designer at a toy design and development company, is troubled. Her troubles started when she grabbed her colleague Enokida Subaru's ass by accident! Kasane was intrigued by how similar Enokida's ass and her favourite childhood character felt. At the same time, Kasane felt guilty because Enokida might have been uncomfortable. Enokida said "I don't mind" but had a pained and frightened expression. Kasane was overcome by the urge to apologise profusely! On the other hand, it looks like Enokida is hiding something.

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.

The Jester ― More commonly known as the ‘Playboy’ Dylan, was fired from the party of the Heroes. The self-centred Heroes didn’t understand Dylan’s importance to the group.
They were just a group of one-man teams. Not interested in cooperation at all. Any failures are blamed on the Jester. Dylan, who was disgusted with such companions and was sick of playing as their comedic foil, happily accepted being kicked out.
The Heroes didn’t know. After saving them many times over with his magic tricks, the level 99 Jester can change his job title to that of a ‘Great Sage’.
“Life, how about a rewrite?”
He’s done being the clown. From here on out, he’s going to take the leading role.

A bottom-feeder JK and a yankee boy. Bento connects these two opposites in this coming-of-age love story!

One day, Omori Sizuka, a high school girl who loves to eat and is bullied by bullies, discovers the secret that Akira Kurose, aka "Ashura-kun," the only tough yankee at school, enjoys cooking. The next day at lunchtime, Akira summons Sizuka to the rooftop and asks her to eat his homemade lunch box to keep her mouth shut.

"A delinquent guy likes a chubby girl for who she is but he’s worried about her health cause she’s eating nothing but unhealthy food. So he starts making lunches for her so her diet gets better and then romance begins"

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

Lee Ahreum, who has precognitive dreams, started to recall the nightmares that she had already forgotten. In her notebook, she found things that she doesn't recall writing. "I never wrote anything like this! But... I'm sure this was my dream..." One by one, the monsters that she saw in her dreams, as well as people with special abilities, began to appear in reality.

"Tired of life? Be a tanuki!"

From Viz:
The more Wedding Peach and her friends Yuri and Hinakiku discover about their new-found magical powers, the more Rain DeVilla and her evil henchmen vow to destroy them. In the never-ending battle between love and hate, three young girls are the world's last line of defense against the onslaught of evil.

Main story is in vols.1-6. Vol.7 is a recap volume.

“Tia, your brother has to do well for you to do well.”

By committing all sorts of evil acts, she made her brother the emperor. But her dedication was rewarded with betrayal. At the brink of death, the one who extended a helping hand was her arch nemesis, the righteous Grand Duke Cedric.

"Devise a plan."
"..."
"I can't think of anyone else who could turn the tables in this situation, Lady Rozan."
"..."
"Lend me your strength."

It wasn't possible to restore the balance of power for an empire that was already falling into ruin, but there was a way... to turn back time before everything went wrong.

With her blood and tears, she sacrifices her own body to cast ancient magic in order to turn back time.

This time, she wouldn't fail.

Returning back to her 18-year-old self, Artezia resolves to become the villainess for Grand Duke Cedric.

"Please ask for my hand in marriage. I will make you the Emperor."

"Uhm-uhm... N-Nice to meet you! I'm Nyoroko". A girl – not good at talking to people – is invited by her friend Matsuri and and challenged into doing a live broadcast for her first time. A youthful 4-koma comedy!

An official spin-off of the the super famous fantasy "The Eminence in Shadow".
OP main character × isekai reincarnation × misunderstandings!? This is the beginning of a spin-off of the super-famous web novel isekai fantasy "The eminence in Shadow".
Cid is a boy who reincarnated in another world, and decided to enjoy a scenario of being "the eminence in shadow, someone who meddles with the story from the shadows, and exhibits his true power in secrecy". Thus unfolds the story of him and the secret organization he leads—shadow garden—as well their their pleasant friends! An easy-going 4-koma manga starts right here and now!

I found myself possessed in a game I used to play occasionally.
And to top it off, I'm the female warrior of a barbarian tribe that only has bad endings.

...Alright, let's escape.

As a mountain-rescue volunteer, Shimazaki Sanpo is a man who has scaled the world’s peaks and is well acquainted with the rigors, joys, and splendor of mountains. Many alpinists make their way up mountain trails in the hope of reaching a summit in Japan’s Northern Alps, where Sanpo lives. With comments like “You really hung in there!” and “Make sure you come again!”, he cheers up the climbers as they head back to everyday life.

Won the 1st Manga Taisho Award in 2008.

On a day just like any other, a giant spaceship suddenly appeared and invaded Earth, obliterating entire cities in the blink of an eye. In the midst of the attacks, Kanna Fujimiya, amateur content creator, rose to fame overnight with her video coverage of the invasion. With her newfound popularity and charms, Kanna continues to cover the war from the front lines, but...!?

This amateur content creator reveals the truth behind the interstellar war in this science fiction thriller!

Miya made a bold high school debut in an attempt to change from her once *infamously* boring self. She gets involved with another girl named Hiyo, and is convinced to enter the beautiful world of Japanese traditional instruments. Inspired by a mesmerizing live performance, Miya ends up joining Hiyo's quest to establish a "Japanese music club" and form a Japanese instrument ensemble.

Late at night in the middle of my part time job at a convenience store, I had an encounter with a robber and was mercilessly stabbed to death.

As I was about to lose my consciousness, I thought about how much I wanted to do this and that when I heard a voice……

『The wish to be summoned has been confirmed. Granting Unique Skill 《Jack of all Trades, Master of None》』

Rude words such as that were said. Jack of All Trades, Master of None? Don’t screw with me!

Such thoughts and wishes were for naught as my consciousness faded, when I came too I was standing on a green foggy hill.

(no overpowered protagonist and no harem)
[Description from novelupdates.com]