While an island half-disappearing from the face of the earth, a mysterious organization is sending out invitations for a tournament to every skilled fighter in the world. If you win you can have ANYTHING you want.
They're recruiting only the best to fight the best and claim the title of The God of High School!

From ebookjapan:
If you manage to fill a piggy bank full of forbidden gold coins, any wish of yours will be granted. Those called "bankers" travel the world collecting those coins, and fighting to take them from each other. The energetic young boy Croket sets out on a journey as a banker as well, hoping to have his own wish granted! This is a grand adventure-style story, filled with mystery, laughs, and action!

Croket! received the 2003 Shogakukan Manga Award for children's manga.

I was a normal high school girl but then I was reincarnated as a monster spider in a parallel world. To survive in this labyrinth full of monsters, I used a skill “Parallel Will” and split my mind in 4 but now each will have their own body... ?

Julius, a mediocre villager, had a strange dream on the day of his eighth birthday. In that dream he saw the life a swordsman living a different kind of life from him. The swordsman had continued to swing his sword day after the day with the hope of being able to slash the stars twinkling in the sky.

This is the story of a swordsman who inherited the memory of an infamous man who was called “Sword Demon” in a certain world.

“——— I want to cut the stars”

After being sentenced to death, the girl Gladiolus was sent to a planet inhabited by robots and is forced to fight as a gladiator to win her freedom!

Lived for the sword, died for the sword.

There’s no regret in in his lifetime一一 only one thing, but only admiration remained.

One day Souma recovers his memory from the previous life, but also on the same day he was brand as incompetent person.

Denied by what he long for …. However for Souma , it has nothing to do with him.

一一I want to use magic.

Ancient ruins, underground labyrinths, demon’s territory, forest of witch.

If you hear something about magic, you head there without hesitation, this is the story of such a boy.

There are people in the world that thinks they are the ‘chosen’ of the heavens.
It’s been decades since chaos and strife among heroes ensued because of those people.
A certain disciple who has six masters has been entrusted with the fate of the central plains.
“If you guys are the heavens, then I’m the sword that’ll pierce the heavens.”
That was what he’d resolved to do… No one mentioned he was a fatty, though!
In any case, now that he’s here, he’ll need to save the… world… Damn it, lose some weight first.

From: Easy Going Scans

Dreamland is a series based on a dual universe: on one side, you have the real world, and on the other, the world of dreams, imaginary and crazy.
We follow the life of Terrence and his friends between those two worlds. He's a shy high-schooler who would like to seduce Lydia, a girl he's liked for a long time. But one day, his life changes completely when, during one of his nightmares, he overcomes his greatest fear: Fire. That marks the beginning of his double life as a normal high-school student during the day and the flame controller at night in Dreamland.

Haruto, who lived as an ordinary boy,
At some point, a goddess bestowed upon him the "Absolute No Damage Skill".
Haruto was still half suspicious, at that moment when he was still visiting a village,
after meeting the two sister adventurers Lilith and Alice, their path began to change dramatically.
Whether people or demons, he'll mow down his enemy as an adventurer ---!!

The main character of "Because I am a creator, please be kinder!" Is Toru Jin, a mid-career employee who works for a game company. Although he is a veteran, he gradually loses his place at work, but one day he dies in an unfortunate accident. When Toru noticed, he was reincarnated as a little girl in a game he once designed. (Google translate)

Recon, mapping, carrying baggage, cooking, keeping watch, taking blows… even while doing all these things, the tamer, Randall, is called a burden and useless by his party members. This S-ranked party is filled with genius magicians, excellent swordsmen, famous priests, and great knights, that show superb teamwork and drive, became the most famous party in the country. Despite being incredibly popular, the members of the party feel dissatisfaction with Randall. He soon gets kicked out just while he was gaining influence of his own and unlocks his true power while seeking for his revenge.

From Evil Flowers:

During their senior trip on the cruise ship Victoria, a group of friends is suddenly pulled back in time and separated. The main character, Hayumi Natsuki, arrives in the year 1636. In Japanese history, Christian rebels, led by a young man known as Amakusa Shirou, revolted in 1637, which resulted in thousands of casualties.

However, when Natsuki arrives in the past, she and her friend Eri discover that Shirou Tokisada is already dead. Meanwhile, Natsuki, according to the villagers and Shirou’s parents, looks exactly like their late son (disregarding the fact that Natsuki is female).

Natsuki, the kendo champion of her school and heir to her family’s Hakuhouryuu kendo style, simply cannot stand by and watch innocent people be persecuted simply for being Christian. Soon she even becomes known as an angel, sent from God, whose arrival was prophesied 25 years earlier. But what will she do when old friends become new enemies?

When wicked rule is the righteous rule!!
When delicateness is exciting!!
An end-of-an-era world ruled by violent masses of sailor uniforms…
The boy Jaime and the mysterious women BB who is getting close to him goes on a travel for one small wish.
This is the momentary story of two people united by pure bonds.

This work is a story about a boy, Rwanda, whose mother is a vicious murderer, set in England at the end of the 19th century. Rwanda, who has long been confined in the basement, grew up and left the house after a certain incident. Eventually, he arrived at the town and was picked up by a staff member of the nursing home and decided to live in the facility. But peaceful everyday life is only boring for Rwanda…

Welcome to the academy of Demons and Dungeons!

Break The World is an MMORPG manhua.We follow the journey of Feng Xiao on his quest to trying to just explore the game.But he must deal with all the extra junk that goes with playing any video game first.Will the game ever go his way? Find out in Break The World.

Hanakizawa Haruzawa, a very normal high school student, gets reincarnated into a new world because of an accident. A goddess tells him, "I want you to save the world that is dominate by magical beings". She then gives him a power called [The Double Sky Leader]. And this ability grants him the ability to manipulate boobs as much as he wants! How will the story of Haruzawa–who lives in a world with princesses, female knights, female executives, cat eared girls, and other mesmerizing women–unfold!?

In the future, mankind has been able to create machine bodies so they can be able to live for thousands of years. Humans are now second class citizens and if they do not acquire an mechanical body, they are either hunted or forced to live a life of poverty.

Tetsuro Hoshino is a young boy whose mother is killed by the machine men for a hunting trophy. Outraged, Tetsuro seeks out revenge and vows to keep his word to his mother to get a machine body. He soon meets a woman named Maetel who gives him a free ticket on the space train Galaxy Express, which if he rides, he will be able to receive a free mechanical body. But nothing is as it seems as rumors rise that all who board the train never return.

This is a story of how one boy learns about the world and his quest for a new body.

Note: Originally serialized in Shuukan Shounen King from 1977 to 1981, a sequel was serialized in various incarnations of Big Comic from 1996 to 2005. In tankoubon form, this sequel wasn't released as a stand alone titled, but tacked on reprints of the original series. This means, for example, that Shogakukan's 1997 release covers the original series in volume 1 to 14 and the sequel in Volumes 15 to 21.

Viz released five volumes of the sequel. The original manga has yet to be translated into English.

In post-apocalyptic Japan, a nameless mahjong player ascends a massive tower, facing formidable opponents in life or death gambles.

Two brothers, Noboru and Toru grew away from the fact that their family could use the Water ki to keep demons away. However, in order to keep Toru safe after a demon goes after his life, they will need to awaken the fox deity Kuugen.