Kazuya Kagami never goes anywhere without the precious Sakura Obi his mother gave him. One day a beautiful, kimono-clad girl named Kiriha appeared before him. Kiriha naturally began to live with Kazuya in his room. Then there's Chisato, Kazuya's childhood friend with glasses and a ponytail, who meddles in his affairs. Soon there's also an overprotective older sister who seems to want to take baths with him. Jumble in a huge-chested priestess, a good-looking sorceress named Kokuyoura, beautiful women, and hot girls, and Kazuya's happy, embarrassing, confusing life begins.

Lock n' load with the baddest soldiers of fortune ever to hit the high seas of Southeast Asia! Aboard their World War II era torpedo boat, the Black Lagoon, Dutch the Boss, Benny the Mechanic, Revy Two Hand, and Rock, the salaryman from Japan, deliver anything, anywhere. In the dangerous underworld of the Russian Mafia, Chinese Triads, Colombian drug cartels, crazed assassins, and ruthless mercenaries, it's hard to know whom to trust. But if you've got a delivery to make, and you don't mind a little property damage along the way, you can count on the crew of the Black Lagoon.

Kein, a middle-aged adventurer, who while in the middle of herb gathering, found a rare item [Resurrection fruit].

Kein thought about selling it and turned it into money, but he met a girl seeking medicine to save her companion’s life.

She looked like Altena, his childhood friend who already died, he gave it in exchange for small change.

Actually, the girl was the strongest adventurer Anastrea, people called her the sword princess. The next day, Kein suddenly got an invitation to join an S rank party, beat down the strongest and the worst monster, miraculously gain lots of money, and finally get confessed by a 20 years old saint.

Kein’s simple life will change completely because of his encounter with Anastrea.

Shirosaki Reito was suddenly sucked in by a mysterious crack and got transferred in between dimensions. He got reincarnated as a baby in another world. He was born in the royal family and was the heir to the throne, but he was driven/kicked of the palace. The reason was that he was born as a Support magician and had Alchemist as a job which was the lowest job that existed in the new world and people who had that were considered jobless. But there was a secret hidden in that job!!
From jobless to the strongest job!!!

Helmut was a child who had been abandoned in the Demonic Beast Forest at birth.
Raised by Demonic Beasts, the first human that he met was the Sword Saint Darien.
Little did Helmut know that the chance encounter would soon shake the foundation of his fate…

“Grow stronger If you want to get out of here.”

The boy who’d lived like a beast was thrown into the human world!
He possessed overwhelming swordsmanship, outstanding looks and sharp intelligence, but there was one thing he lacked: humanity.

I am no longer a prey. I am now a predator!

From Kirei Cake: Meet Sakai Hiroaki, a high school teenage mastermind with a genius-level intelligence and a lack of interest in anything that is easy to him. During one unlucky day, in an attempt to stop a student from committing suicide, he ends up committing suicide himself. After he awakens, he finds himself not in the real world, nor in heaven, but in purgatory, along with a group of others who did the same: commit suicide. Sakai discovers that he and his peers are subjected to never-ending intense death games in this world for reasons unknown to him, and he tries to find a way to escape. 

J is a lone assassin feared as "untouchable" in the underworld.
Megumi is a lonely girl who has no place at home or school.
When the two meet, an unexpected story begins.

Windmill is another name for Kujima High School and it comes from the windmill that sits at the top of the campus. But Kujima is more known for having the strongest fighters and they pit against each other to be the top dog.

Shiiba Gaku is only a freshman but he has his eye set on beating Aramaki Itaru, aka Shake, who is the current boss of the school. But Gaku needs to get stronger if he wants a shot at the number one title.

With classmates like the big and strong afro dude Marumo Taiji, it will be do or die for Gaku at the Windmill.

Noa Zuiho, a second-year high schooler with amazing tactical analysis skill, is brought to another world!

In order to save this other world from monsters, the goddess gives him the Power of Wisdom, which increases his tactical insight through... erotic actions?!

In an epic war between humanity and monsters, who will prevail? A brilliant strategist rises — with unorthodox methods and adult incentives to motivate his all-female army!

Tsurumi Asuta is a 17-year-old second year high school student. He was an apprentice cook working at the public diner "Tsurumi-ya" that was managed by his father. One day, Tsurumi-ya is hit by fire and Asuta dived inside the burning shop in order to save his father's santoku knife which is said to be his father soul, where he found demise.

When he came to, he was in the midst of a strange jungle. He was then attacked by a beast resembling a boar, but Asuta was saved by a girl named Ai Fa claiming herself as part of the "People of Morihen." It was then that he realized he was in another world.

He became stronger, faster than anyone else… but he lost. In the end, there was only despair for Kim YuWon.

In his last moments, he was given another chance… Through the sacrifice of his comrade, his fate had not been sealed yet.

Returning back to the past, he attempts to climb the Tower again with his unmatched talent.

To fight the ancient evils that threatens to destroy the Tower.

Meet the Evil King Valt, ruler of the Continent of Darkness. After being defeated by a group of heroes, he was reborn as a human, with his powers intact!

"I'll start over in this world. And this time the whole world will be mine!"

Valt garners the attention of the elite adventurer Iris. With Iris as his guardian, he enrolls at the Royal Adventurer Training School and immediately surpasses his seniors with his abnormal power! In an unprecedented move, this maverick is designated "level 0." He goes on to employ his talents as an Evil King to great effect, dominating the new world he finds himself in...

Yumesaki-san has a problem. Every day she is given a new, random supernatural ability by an anonymous person called God. But for what purpose?

“'I’ll create a witch!!”
During the 17th century, the German alchemist Johann Schultz successfully created a witch. He then injected that power into his own blood.
In the present day, as a result of a scheme created by his cousin, Yomoda Rena, Shurutsu Kenichi, a high school student and a third generation German, fights on secretly as a blood relative of "Brocken", all in order to hunt down those who abuse the artificial witch theorem. Yet for reasons unknown, he transforms into a Magical Girl "Heroine"...?

From MangaUpdates:

A beast tamer without a familiar, Lock had been supporting his friends in an S Rank party until they finally decided to use him as a decoy and abandoned him. After a conversation with the Fenrir his party was attacking, it chose to serve him as his familiar. By using and expanding the [Mini Monster Garden], Lock gathers more and more familiars to form the strongest- and cutest- party ever. Behold, a fantasy where men and beasts go on adventures together.

A world where monsters run rampant.

A noblewoman falls from grace and loses everything after being falsely accused.

But, she started a fresh life as an 'Immortal'. She became an adventurer capable of defeating disaster-rank monsters and taking the heads off ancient dragons with a single swing of her blade. However, behind that cool exterior... beats the heart of a ridiculously over-indulgent mother!?

“What should I do, my daughters are just too cute!?”

She wields her deadly sword for the sake of motherly love! Ogres flee and dragons tremble at the sight of this overpowered adventurer!

The fantasy adventure of the Doting Mother Sword Demon begins now!

"If I had a second life, wouldn't I be able to aim to become a 'hero' again?"

Solfort Enuma is a veteran soldier who has spent over sixty years training to become a [Hero]. He is an ordinary man with no talent, but he never gave up and continued to pursue his dream. One day, Solfort faced off against the [Hero] he had always admired, but his sword failed to land a single blow and he met an unrewarding end... or so he thought, but when he woke up, he found himself reincarnated as a little girl--!?

This is the story of a young slave gladiator in an underground arena. He doesn’t know about his past or how he got to where he is, only that his name is Aegir, and that he is strong.

One day he kills the boss and escapes the arena, joining a band of mercenaries as a new recruit. During one mission, they encounter the vampire, Lucy, who slaughters the band with her inhuman strength. After learning that Aegir only knows how to kill, Lucy lets him stay at her house, educating and taking care of him.

Two years pass, and on the day of Aegir’s departure, they both exchange a promise that if Aegir becomes a king and owns the land of Erg forest, he can come and take her as his woman. Making this his life goal, Aegir set out on a journey to become a hero, a king, and found his own kingdom.

I wasn’t reborn with talent or ability, but at least my knowledge from earth allowed me to stay one step ahead in this other world.

Magic exists here, and new progress was rapidly being made in science while magic stagnated in the name of tradition. Using my earthly knowledge and not bound by the traditional thinking, I was able to do things other wizards couldn’t even imagine.

Still, inadvertently becoming an undercover professor for a mysterious secret society at the renowned Sören academy was never in my to-do list!

For some reason, he was invited to another world after he rolled the gacha like he usually does.
The gacha from the social game is available in his trusted smartphone.
It was a convenient and cheat tool that can give out equipment and beautiful girl characters.
He now aims to create the world's strongest army of beautiful girls in another world.