Just like how everyone adored heroes in their childhood, a certain young man adored those powers hidden in shadows. After hiding his strength and living the mediocre life of a mob character by day while undergoing frenzied training by night, he finally reincarnates into a different world and gains ultimate power. The young man who is only playing at being a power in the shadows, his misunderstanding subordinates, and a giant organization in the shadows that gets trampled….. This is the story of a young boy who had adored powers in shadows possibly eventually reigning over the world of shadows in another world.

Roland is an assassin who, one day, breaks from his team and single-handedly “kills” the demon king (who is actually a girl because you should have figured out the type of story this is by now).

After returning to the kingdom, the king graciously promises Roland whatever he wants for his heroics. Conflicted in his desires — he hasn’t thought of anything outside of killing for years — he remembers that one of his teammates told him what she plans to do after evil is defeated:

Live a slow life.

And so Roland, with his ability to blend perfectly into the crowd and the disguised demon king Leila at his side, decides to live a peaceful life.

Look, you knew what this series would be like the moment you heard “skill” and “guild” in the title. I’m not gonna judge you, just keep in mind what you’re going to get into.

Akira is just having an usual day at his second year of high school when he and his fellow classmates get sucked into another world through a portal! This fantasy land is called Morigan, and is a world filled with Demons, Humans, Elves and other mystical creatures. As they get debriefed by the King of one of the continents on this strange new land, they were informed that each one of them will have a class, which skills can be conveniently opened and analyzed through a "status bar", and their objective is to train, become stronger, and repel the imminent demon invasion.

Only one of them, however, will be able to become the true.

Akira found out that he got the class and with heavily overpowered stats, surpassing even those of the class. Making use of his shinobi-like skills, including subterfuge, negotiation and stealth, Akira goes into thrilling quests and unveils secrets about this strange new world, including a meeting with a cute Elf girl and others members of a soon-to-be adventuring party where not everything is as it seems...

There has been much conflict between the races of the 'Humas', the 'Gabranth', and the 'Evila'. To combat the 'Evila' race's Demon King, the kingdom summons five high school students from 21st century Japan who have the power of Heroes.

However, only four out of five of those students had the status title of 'Hero'.

Okamura Hiiro was summoned by accident since he sat near the other four students in class. Unlike them, he did not have the title of a 'Hero' but instead he had the title of 'Word Master' and 'Innocent Bystander'. Seeing through the 'Humas' kingdom's deceit and insanity, Hiiro decides that he has no wish to partake in their selfish war. Leaving the castle, Hiiro decides to join the Adventurer's Guild and does whatever he feels like. Who knows? Maybe there is some merit to being a 'Word Master' and an 'Innocent Bystander'.

“It’s safe because it’s a desk job, super stable because it’s public work!” But what awaits Alina, who has become a guild receptionist, is a far from what she had in mind. And it’s all because of the adventurers inability to conquer dungeons! Having reached her limit, Alina sets out to defeat the boss herself, hammer in hand…

There was a mage called ‘The Lone Demon King’ at the frontier.
He was just a creature that never grew old, but he was loved by the villagers as something of a guardian deity.
However, he was destroyed by a magic organization that sees his existence as dangerous.
200 years later, he is reincarnated as the second son of an aristocrat and obtains the strongest magic power.
“Let’s pretend to be a human this time”
However, being a human lover, he didn’t particularly think of revenge and has decided to pretend to be human in this life.
In his past life, he was the guardian deity of a region, and in this life, he’s a local aristocrat, but he does not know common sense. He doesn’t know how to take it easy.
As the second son of an aristocrat, he is loved by his family and friends, and while he is regarded as a master of magic in the magic guild, he becomes an ‘Immortal Mage’ behind the scenes.

Webnovel Raw: https://ncode.syosetu.com/n9450fl/

Alexander Purchinov is president for life of the country of Pursia, a country ruled by violence and the influence of its government. Alexander always desires to be dominant, and "ride" things, whether literally or figuratively. Now that he has already ridden his country, his next target is a fantasy world that has orcs, wyverns, and centaurs.

A man who was once called the world strongest agent ended up becoming a teacher after his retirement to train the new generation of agents. After many years of training his disciples, he is killed at the age of 60 by the ploy of a secret organization and was reincarnated in another world with all his past memories.

Though he was surprised by the magic and the strange species of that world, he adapted very fast to his condition as a newborn and took advantage of it. He acquired special magic and gained a massive amount of strength thanks to his tight discipline, in order to reach his goal: Resume his career as a teacher which he left halfway through in his previous life.

This is the story of a man, who, based on the memories and the experiences of his previous life, became a teacher who travels through the world with his students.

Kou Kousaka is an ordinary salaryman working overtime in a black company when a totally unprecedented event happens: he dies and is sent to another world.

Unlike those other isekai novels where the main character decides to be a hero or a demon lord, Koko here doesn’t care for any of that. The isekai system rewards his lack of choice with several powers which have never been seen before: the ability to store items in a limitless inventory, immediately dismantle them into materials, and then use them to create something new.

How will our completely unique hero survive in this new world?

A girl who regrets dying without being filial to her parents, she wishes that in her next life that she will have a body that is invincible. God decides to grant her that wish, she awakes suddenly in the body of a baby... Could this be reincarnation?

From LHtranslation :

In a certain world, there was someone who excelled in magic combat, people called him 『Sage』. Seeking the strongest combat art, he devoted himself to research every magic and combat arts in existence. And the conclusion he arrived at was very cruel, 『My body is not fit for magic combat』. Yet he didn’t give up. He sealed his own soul with a magic art, and was reborn in a far-off future. And the magic theory in the completely changed world he saw there was of unbelievably low level.

Growth cheats? Infinite magic power? The ability to utilize all archetypes? What’s the point if instant death ends everything with a single attack?

High school senior Yogiri Takatou was on a school field trip when he woke up to a dragon assaulting his sightseeing bus, with the only ones still on the bus being him and his female classmate, the panicking Tomochika Dannoura. Apparently the rest of his classmates had been given special powers by Sion, a woman who introduced herself as Sage, and escaped from the dragon, leaving those that hadn’t received any special powers behind as dragon bait.

And so Yogiri was thrown into a parallel universe full of danger, with no idea of what just happened. Likewise, Sion had no way of knowing just what kind of being she had summoned to her world.

The manga is a re-imagining of the famous Journey to the West story, and centers on the Buddhist priest Genjō and his journey to India as he is accompanied by three beautiful and charming women: Son Gokū, Cho Hakkai, and Sha Gojyo.

A Level 1 adventurer, leveling up at an explosive rate with nonstandard skills and magic power? Kaede Suzumiya, a gamer, fell asleep while playing all night and when he woke up he found himself in another world, a fantasy world where using magic is possible! Using his knowledge of games, skills, and cheats acquired in this new world he decides to enjoy as much of his new life through magic and sword! This is an adventure tale from the Shinkou Shotou (Progressive Islands), the same company that brought you "Shikkaku Mon no Saikyou Kenja," "Tensei Kenja no Isekai Life," and "Isekai Kenja no Tensei Musou"!

Arata is reincarnated in another world with the privilege of a healthy body and a place where he doesn't have to deal with people. On the island where he is reincarnated, there are only monsters, divine beasts, true ancestor vampires, ancient dragons, and so on. No, there are certainly no "people," but...

The first time you reincarnate, you're in desperate straits! I thought I was in a desperate situation, but it seems that my "healthy body" is "invincible" and I don't have to worry about it. While lightly accepting his mythical power, he is living a comfortable and leisurely life, cooking and walking together, living in a tent with a beautiful girl, and holding a party with everyone on the island... "Brother, let's eat dinner together! Master, play with me!"

Six years ago, Natsuki Yura was summoned to another world as a hero. After defeating the Demon King and finally managing to return to his original world, he discovered that Earth was actually full of fantasy too—psychics, aliens, angels, gods, you name it.

Astra Ludger Doomsday, former captain of the royal knights has finally achieved his dearest wish: To retire and use his savings to get his very own house.

But not long after finally arriving at his sanctuary, a young girl crash-lands into his house. The girl is an apprentice witch and seems to mistake Astra for someone else.

Banaza, who got summoned to the magic kingdom of Cryroad as a Hero candidate, due to having only the abilities of only a regular citizen, got treated as a disqualified Hero. He, who originally was supposed to be returned to his original world, due to the magic kingdom's mistake, became unable to return to his original world, inevitably has to live in this world. That kind of person, the moment he became Lv2, acquired all skills and magics, and transcended into a super cheat with all ability points broken through the limit! Even so, he does things at his own pace with an easygoing smile.

High school student Mikoshiba Ryouma was summoned to a different world in the middle of a war. Sensing the malice from the one who summoned him (a summoner of the O'ltormea empire), he uses his martial arts to run away, killing important people of the empire during his escape. After the escape, he rescues two twin sisters from the hands of thieves. The sisters who can use magic, swear to serve him as subordinates. Thus, Ryouma begins his journey on the path of the supreme ruler.

Olivia is picked up by a death god, Z, deep in the forest as a child and trained by him in combat for reasons unknown. One day, Z disappears, leaving behind a letter instructing Olivia to head to the Kingdom along with a sword bearing the qualities of a death god's weapon. Thus, the girl lacking in common sense, knowledge, and normalcy sets off to join the army.