A group of high-school students had an accident on their way to a trip and died but they find themselves in a classroom with a black sphere.

After the assassination of the powerful Godfather, Don Pazolini, the world has been thrown into chaos. Many mafia try to fill the power vacuum, but there is a rumor that Don Pazolini's son is hidden away somewhere. That son is Nero, an orphan who is raised in a bar with showgirls as his friends. He dreams of one day finding his parents, but he doesn't know who they are. One day, he encounters a haunted baseball bat, who names himself "Pucchi" and refers to himself as the Pazolini family 'fantasma.' Pucchi insists that Nero come with him to become the new Godfather and rebuild the Pazolini mafia family. Nero is reluctant, but quickly realizes he has no choice, since there is a price on his head and his identity is no longer much of a secret.

From Chibi Manga:

Because she loved drawing and wanted to do something special, she went to a famous art school.
And there she met the handsome and cool guy...

There is a serial killer in my house!

Ellios, fiancée of the powerful man of the city, Samos, ran away to Athens with her true love, Frontis. Therefore, the powerful man of Samos, Yadmon, brought his soldiers to Athens to kill Ellios and Frontis where they were hiding, and takes Aesop, their son, for his slave.

From LINE Webtoon:
You know his fables, but do you know his story? Yangsoo Kim and Dogado imagine Aesop's early life as a slave in Ancient Greece. He becomes a prisoner after his parents' love draws the ire of a powerful ruler. And that is only the beginning.

Exotic. Smart. Lethal. Musashi #9 doesn't live the life of a normal teenager. Her's is full of intrigue, violence, and death.

Some people want to change the world. This sixteen year-old girl can. Deep ideological, religious, and social differences drive the world closer to destruction, and the innocent masses suffer while politicians huddle in safety.
One ultra-secret organization is committed to preserving world peace, and their top agent goes by the code name Musashi #9. This agent battles terrorists and extremists, while bringing hope to the people she saves. The world may be a dangerous place, but it's a whole lot safer with Musashi #9 in it.

Jo Ja-Hyun (Jay) is the student president of Taeyang (Sunny) High. He is not just a smart student but an extreme biker with high techniques. As you follow his bike, you will meet his friends, love, and adventures.

The story takes the place in the world where using the magical powers is natural. Hiasen, the son of Ran, is raised by the powerful wizard, Kasin, who is also a friend of Ran. The story begins with the time when Hiasen asked Kasin to send him to the school for a gift of Melly Day (February 29th, comes in every 4 years).

Bam, who was alone all his life has entered the tower to chase after his only friend, Rachel, but how will he survive without having any special strength or power?

" What do you desire? Money and wealth? Honor and pride? Authority and power? Revenge? Or something that transcends them all? Whatever you desire—it's here. "

From Cocobees:
It takes place during the Showa Era in Japan. The story revolves around a young man who has lost both his mother and father. Now, the only person he has that he can rely on is his butler who has been working for the family. However, his father had a secret he was hiding. This secret reveals itself after his demise.

Tomo Aizawa was able to successfully confess to her crush Junichirou Kubota. There is only one problem:
He just sees her as his buddy. He even thought that she was a boy until they went to middle school together, because her grade school was in a different school district. So, Tomo-chan's struggle for Jun's affection begins.

From Shoujo Manga Maniac:
Katsuyuki, a gifted, petty and egocentric high schooler, intends to work in the high financial world. His well regulated life explodes when his mother remarries his worst nightmare: a traveller writer, unproductive, nice and completely unpredictable and father of a son who looks like him. All his opposite. Consequently begins the subtle contamination of his entourage by their terrible joie de vivre. Even Nagasawa "the female brain of the high school", the only one for which he had respect for decided to find anew his peace. Katsuyuki feverishly seeks a way for returning these aliens on their planet and he's not sparing with spite.

In his past life, although too weak to protect his home when it counted, out of grave determination Nie Li became the strongest Demon Spiritist and stood at the pinnacle of the martial world. However, he lost his life during the battle with the Sage Emperor and six deity-ranked beasts.

His soul was then brought back to when he was still 13 years old. Although he's the weakest in his class with the lowest talent, having only a red soul realm and a weak one at that, with the aid of the vast knowledge which he accumulated from his previous life, he decided to train faster than anyone could expect. He also decided to help those who died nobly in his previous life to train faster as well.

He aims to protect the city from the coming future of being devastated by demon beasts and the previous fate of ending up destroyed. He aims to protect his lover, friends, family and fellow citizens who died in the beast assault or its aftermath. And he aims to destroy the so-called Sacred family who arrogantly abandoned their duty and betrayed the city in his past life.

From MangaHelpers:

Takahashi Ena is a high-school idol with a secret hobby. She often wears headphones, and people assume she is listening to music. In actuality, there is no music playing; she is eavesdropping! She prefers to listen to two of her male classmates, Nara and Mikage, because they have the most interesting conversations. She has to be careful to not be found out, though, because a creepy hobby like that could ruin her image! [tethysdust]

Plot revolves around high school freshman Shingo Susa as he is invited by his crush from middle school Sayuri Shiroyuki to the school's supernatural club. Over the course of the series Susa begins to gain supernatural powers, something that prodigy Rei Uryu, attempts to awaken to bring out the psychic giant, Susano Oh to destroy humanity and establish a new world order.

Won the 4th Kodansha Manga Award for Shounen in 1980.

By day, Ha-Rin is a sculptor and teacher. By night, she turns into the serial killer Sow who, along with her protege Soon-Hee, uses a chat app to ensnare men with sex. After the deed is done, the men are kidnapped and tortured to death, punishment for being adulterers or for using women as if they're objects. But Detective Kim and his team are on these murderers' trails - will the duo's reign of terror be stopped?

From AQUA Scans:
The Thousand Years Labyrinth, a whirlpool of mystery and intrigue, Does it show despair or hope? One day, brilliant young men will be gathered at the Thousand Years Labyrinth. They thought that the ceremony to select the next emperor had started but...

Sun ken Rock Manga is a Japanese manga series illustrated and written by Boichi. A year after, Ken found that Yumin had actually became an officer in Korea. Yearning to view the girl he loved, Ken dropped out of high school become an officer just like Yumin and so that you can go to Korea. Though Ken was able to go to Korea, he found himself unable to become an officer and instead became a poor Shut in with occupation or no cash. From being mistreated with a bunch gang members after helping an old man, he was scouted by the head of a nearby gang headed by Tae-Soo Park who made him the manager that was new

The storyline revolves around Ken (the chief protagonist), a guy from an upper class family that was orphaned young because of his family's engagement with all the Yakuza; he became a highschool delinquent known for fighting. The thing that moves actions to be taken by him is through his amorous fondness Yumi, to get a classmate. At the first, the gang did not even have a foundation and solely consisted of few members. As the narrative advances The Sun ken Rock gang becomes larger as new members were recruited by them and take over other gangs' territories and investments. The Sun ken Rock Group gets an MMORPG firm, a substantial casino, among the greatest television media firms in Korea, in addition to garnering political favors (making them the strongest gang in Korea). Yet, throughout this, Ken has done his best to evade disclosing himself as a gang leader to Yumin as she despises gangs. In between the rise of Ken, Yumin and he got closer and Yumin began to have feelings for Ken. Nevertheless, matters were constantly complicated from the interference of either Ken's gang actions and the Yakuza links of Yumin. The collection, despite being quite adult-oriented, espouses many shonen-esque worth, including the need for camaraderie as well as the notion of being a "true man". Main characters in Sun ken rock manga
Ken Kitano :
high school delinquent as well as the main protagonist who leaves Japan in pursuit of his love, Yumin and drops out of school. While in Korea he lives his life as a shut in for a whole year being not able to locate a real occupation. After saving an old man from being killed by loan sharks, he was scouted and encouraged to join an area gang(gondal) to work under Taesoo as among his underlings. After fighting against Taesoo, he was offered the job of manager rather. He declined since he desired to join the police force alongside Yumin but Taesoo finally controls him into taking the position. His strength and awareness of justice earns him the devotion of the local community as well as his gang. Ken's parents were killed over the course of a Yakuza war when he was 13. The character design of Ken is greatly impacted from Vash of Trigun Manga.





Yumi "Yumin" Yoshizawa :
Ken's love interest, a daughter that left Japan to become a policeman in the section in charge of organized crime. Her true name is Yumi and she's really Japanese. She hates gangsters, after it's found that she's the daughter of a Japanese Yakuza Boss that killed the parents of Ken. When she was young, her hate of gangs is because of her mom and sister being killed by other Yakuza. As the daughter of a Yakuza leader, she is an extremely competent fighter and has mastered some martial arts. She also has feelings for Ken while not understanding he's an underworld leader. She's shocked when she discovers that Ken is the leader from Banphuong. Feeling betrayed in the beginning, she faces Ken to forgive him after an apology afterwards, after which she cheers him with Ban-Phuong about the duel. The two decide to assault her dad's headquarters, but determine to take off time in a favorite holiday hotspot and ultimately make love in a church in a thunderstorm

Other manga:
+ Read Dragon ball manga
+ Panlong manga

Linley is a young noble of a declining, once-powerful clan which once dominated the world. He has large aspirations and wants to save his clan. Linley's journey begins with an accident when he discovers a ring. He took a liking to this ring, which had a dragon carved coiling around it. Upon being injured during a battle between two powerful fighters he discovers that his ring is not what he thought it was and possesses powers beyond his imagination.
http://tw.ikanman.com/comic/7923/

Maruo Eiichirou (Ei-Chan), a first year honor student, one day decides he's unhappy with the way things are and lacks exercise. His mother gives him a flyer for the local Tennis Club and he decides to check it out. He's instantly captivated by it. With no prior experience and poor physical conditioning, join Ei-Chan as he embarks on a tennis journey using his smarts, dedication and work ethic.

Note: Won the 38th Kodansha Manga Award in the Best Shōnen Manga category in 2014.