A story of a villain, Fang Yuan who was reborn 500 years into the past with the ChunQiu Cicada he painstakingly refined. With his profound wisdom, battle and life experiences, he seeks to overcome his foes with skill and wit! Ruthless and amoral, he has no need to hold back as he pursues his ultimate goals. In a world of cruelty where one cultivates using Gu - magical creatures of the world - Fang Yuan must rise up above all with his own power.

Trigger Keeper (トリガーキーパー, Torigā kīpā) is a two-part one-shot created by Daisuke Ashihara. It is the first precursor to the World Trigger manga series.
(from the World Trigger wiki)

The "Seven Deadly Sins", a group of evil knights who conspired to overthrow the kingdom of Britannia, were said to have been eradicated by the Holy Knights, although some claim that they still live.

Ten years later, the Holy Knights have staged a Coup d'état and assassinated the king, becoming the new, tyrannical rulers of the kingdom.

Elizabeth, the king's daughter, sets out on a journey to find the "Seven Deadly Sins", and to enlist their help in taking back the kingdom.

Nominated for the 7th annual Manga Taishou Award. Won the Kodansha Manga Award for Shounen in 2015 (tied with Yowamushi Pedal).

“The Peerless Soldiers” is a work based on the issue of retiring soldiers to solve the problem of love and marriage. The communication soldier Jiang Cheng is forced to retire from the army under family pressure to marry. Entering Tian Ai College as a physical education teacher and pursuing the targets of marriage set by his family, The storyline is based on the retired soldiers Jiang Cheng to solve the marriage issues supplemented by a number of branches and interlocking action, iron-blooded military image, supplemented by exciting gangs, anti-drugs and other events.

From Tokyopop:
Chun Hyang is the feisty young daughter of the village shaman and a master of the martial arts. When a tyrannical warlord threatens harmony in her village and abducts one of her friends, Chun Hyang vows revenge and sets off on an adventure that would become a legend.

A world in which zombies prevail.
Nat, a boy who's called a "Professor" travels with a mysterious girl.
His goal, and Maggie's identity are...?!
This is the start of a love comedy that's a little dark and exceptionally cute!

This is a brand new upgraded divine world. There are King Zhou, Jiang Ziya, Su Yuji and Yang Lan. All of them are peak figures here. Also, there are Kings and Three Emperors of Huoyun Cave here. There are Saints and Daoist sects here. Ancient Gods and Devils, Chi You and Xing Tian are here too. Last but not least, we also have a youth named Luo Lie. He will open up a new divine era where “he is not a hero but he is unmatched in the world”!

Shin, born to a race of winged messengers, faces life as an outsider due to the tiny deformed wings on his back. Flightless, he endures ridicule and loneliness. His people tend to the needs of the Gods who reside in the same mountains, and unexpectedly, he is tasked with the care of the mysterious God residing at Mountain 32. A troubling future looms ahead as Gods and Messengers have begun to disappear without trace. What danger awaits Shin and his people, and the Gods they care for?

Now, in the world of frozen wastelands war of destiny that transcends time and space befalls upon heroes.

When other people experience a body transformation, it is inevitably either male to female or female to male.

Me? I wake up to find myself transformed into two different bodies.

Both a male body and a female body, one conscience operating two bodies, all sorts of embarrassing moments.

Walking together normally makes other people think that I am sweethearts with my other-self, such sadness.

Also, the entire business of a hero rescuing the beautiful maiden, I call Bull.

I get slashed by a sword and my female body gets abducted, and he wants me to thank him?!?! Can it be less of a tragedy?

"It feels TERRIBLE to have a brother!"- we both thought.
Until one day, we both made a wish to turn the other into a sister..

17 year-old Qi was diagnosed with an incurable disease at a young age. Doctors warned that she would probably die by the age of 20; however, Qi's genius with robotics allowed her to create robots to act and hands and legs for her when her body became too weak. Yet despite all her genius with robotics, Qi's dream to replace her dying body with an entirely robotic one seems an impossible one. However, just as Qi's body seems finally ready to give out and she is on the verge of death, something unexpected occurs...

Poverty-strikened Yang Jinghua had an accident. The moment he woke up, he seemed to be 10 years younger. Yang Jinghua thought he had been reborn, and when he was about to step out on the path for a new beginning, Duanmu Xi, appeared before him. He not only told Yang Jinghua that he was dead, he even asked for him to join him.. in a Soul Contract.

Angel Beats! -The Last Operation- will reveal why the Afterlife Battlefront members came into this world.

From Naver:

Iremy, Enz follows Ethermask around the world looking for a lost magic. Along the way, they find friends, defeat enemies, and uncloak the mystery behind Ethermask's immortality.

It centers on a girl named Wakaba Himekawa, who is aware that she is growing up slower than other people, but otherwise lives a peaceful life. On the same day that she finally gets her first period, her childhood friend Takaya confesses that he loves her. While Wakaba had never felt that way for her friend before, she is still happy, if confused. As she is about to answer Takaya's confession, an alarm suddenly sounds, and a broadcast begins that will change her everyday life.

In a town where martial artists - known as "Murim users" - run amok in the underworld, the Murim Investigation Unit, a group of elite martial arts practitioners, acts as a suppression and investigation force. The story begins when one of the senior members comes across a thuggish young man beating up a bunch of gangsters, and decides to bring him in.

As a manga tie-in for the then ongoing anime in 1966, this spin-off was serialized for a younger audience. As a little lion cub in the jungle, Leo must find a way to stop an aggressive red rhinoceros from hurting his jungle friends. Watch a boxing match between Leo and a rogue lion, Bubu. Help Leo save a brave hero as he gets revenge on Lubar, an elderly leopard. Finally, learn about Laiya's brother and how a hydra-snake was able to devour their entire family. These chapters of the Shogakukan Sunday Comics were re-released in 1994 with the Complete Manga Works edition of Bouken Ruby (冒険ルビ).

Following a near-death experience, an otherwise ordinary young man named Noah finds out that he has become immortal. Deciding to make good use of his abilities, he becomes a bodyguard, but an unexpected side effect of his powers forces him to quit the job.

It's then that he meets a shady-looking man named Allen Walker, who offers to take care of that particular side effect in return for his resuming bodyguard work...

Kaminashi Nozomi (17) is an exceptional gymnast. So much so that colleges with some of the best gymnastic programs are trying to recruit her. Unfortunately for them, she has other plans. Due to her family being extremely poor, money is everything to her. That's why she wants to step into the world of "Keijo."
"Keijo" is a type of gambling sport where girls stand on a small floating platform and compete against one another. The aim is to push the other contestant off of the platform into the water, but they are only allowed to use their butt or breasts to push the others off.
Will Nozomi be able to compete in the intense world of "Keijo," become the "Keijo Queen," and bring wealth and fortune for her family?