There was someone who set out after receiving orders from the Absolute One who first unified the continent to learn the secret of immortality. He believed that he would definitely discover the secret of immortality even if he had to travel all over the world. He never returned until the Absolute died and the empire collapsed, leaving behind only numerous speculations and gradually being forgotten in people's memories. And after a long time...

In a world where everyone struggles to live, Onmirae, the only boy who wants death.
One day, a death squad appeared in front of him and offered him a proposal. ‘I’ll kill you, let’s rebuild human society together’ To
die, you have to save everyone.

It's the 21st century, and the number of ESPers continues to increase. They are active in the military, diplomacy, politics, and in other places. They hold the key for global competition. A country that controls ESP can control the world! However individuals who posses higher than Level 4 are less than 3% of the population. There are only three Level 7 people who have government contracts. These three are Kaoru, Aoi, and Shiho, ten-year old girls, who work for B.A.B.E.L. With the guidance of Kouichi, a twenty-year old genius, they catch criminals and evil ESPers.

Jack Aaron is the strongest mercenary known by the nickname “The Bomber.” After completing a heavy mission, what awaited him was a summons to another world!

In this summoning, everyone is granted a special ability. However, the ability Jack was given was quite limited: [Bomb Making]. The people who summoned him from the other world dismissed Jack’s ability as useless, and the other summoned individuals began to mock him as a useless foreigner.

To return to his original world, he forms a partnership with Alice, an alchemist derisively called "The Witch." During this process, Jack learns that the other summoned individuals, who he thought he had killed in an explosion, are still alive.

In order to return to his original world, and to hunt down the surviving summoned individuals, Jack and Alice’s worst journey is about to begin...!

Fia, who is aiming to be a knight in a family of knights, remembers her previous life as a "Grand Saint" when she was on the verge of dying. The saint is currently a highly important and respected profession because and is on the verge of extinction! The holy power she can use happens to be the "lost magic" of myths.

In her previous life, she was threatened by the right arm of the Demon King, saying, "I'll kill you again if you're reborn as a saint."

"If I use such power, I wonder if I would be caught and killed once again…"

Watch as she tries to live a simple life as a knight, hiding the fact that she's a Grand Saint!

Kakyu, a former Japanese who was reincarnated as a low-level demon in hell, has acquired unparalleled strength over two thousand years. However, unexpectedly, he is exiled to another “different world,” liberated from the harsh underworld.

Kakyu, who was enjoying his dream slow life, witnesses the village he owes everything to being attacked. Despite rushing to the scene, the village is annihilated.

Picking up the only surviving baby, Alus, Kakyu resolves to raise Alus to become the happiest person in the world to repay the debt…!?

The youngest A-rank adventurer, child prodigy Kaiser, finds three babies who were the only survivor of a destroyed village. Then he decided to give up his job as an adventurer and raise them. Over time, the girls grow brightly and show exceptional talents in fencing, magic and management. However, these girls also seem to love their father, Kaiser!

Orignal webnovel: https://ncode.syosetu.com/n2223fo/

Asuma Sudou has always been a proud pervert, but he's sworn to give that up to chase the girl of his dreams. Having received a special invitation to enter the same all-girls school as her, he's planning to live his romantic youth to the fullest. But those plans are cut short when it turns out the school is a front for a secret organization dedicated to battling kaijin-monsters created when people succumb to their murderous impulses! The girls of the school fight using the relics of defeated kaijin, but when the bloodthirsty instincts sealed within threaten to overwhelm them, Asuma is the only one who can bring them back to their senses!

(From: Yen Press)

Daigo Kagemitsu, who works for a Samurai general in Japan's Warring States period, promises to offer 48 body parts of his unborn baby to 48 devils in exchange for complete domination of the country. When the baby boy is born, Daigo has him thrown into a river, hoping the boy will die. A kind sage, however, finds him and adopts him. The sage fits out his poor son with prosthetics.

Time goes by and the baby grows into a boy who calls himself Hyakkimaru. Everytime Hyakkimaru eliminates a devil, he retrieves one of his missing body parts. Hyakkimaru meets a boy thief named Dororo and together they travel the countryside in search of the devils who possess Hyakkimaru's parts. Throughout their travels, they face monsters and ghosts.

A noble who punishes evil while under the protection of gods.
A demon born with tremendous demonic powers, is the last surviving .
And I’m an experienced third-rate that roams around the land.

I want my Villain’s life to be over.
I was going to retire and spend the rest of my life in comfort but the child I picked up by accident turned out to be the demon king and the hero is chasing me to "repay the favor".
My comfortable retirement years are ruined!

The 99 demons that guard the Villain ?
Prepare to die… Yes, may God bless you, now die!

With his temptation powers, corrupt the most powerful princesses! A limit-breaking war fantasy story.

To fulfill his childhood promise, the boy aims at the top of the magical world with his sword in hand. There is only one way for him, who has no magical power, to reach the supreme peak…

I drew a lottery at the Shopping District and won the privilege to go to another world. After drawing a lot of balls, unexpectedly I got a cheat-like skill. Silencing those who are noisy and getting hold of all the things that I want. I will satisfy all my desires.

Japanese Light Novel (Bookwalker): https://bookwalker.jp/de3a938b85-e9d2-4f4d-9161-49b2f44782a3/

From MangaHelpers:

Nagumo Yumi is an idiotic high school girl, whose post-graduation plan is to go to the US and become president. To her high school friends' amazement, she actually manages to make it to the US during summer vacation. After befriending some elderly veterans, she becomes convinced that joining the Marine Corps is the best way to move her dream forward. The waitress Linda Crawford joins her to sign up at the recruitment center, and she also meets friends among the new recruits, Rita Fernandez and Donna King. Will they have what it takes to become a Marine? [tethysdust]

Kim GiGyu awakened as a player at the age of 18. He thought his life was on the track to success, climbing 'the tower' and closing 'the gates'... But even after clearing the tutorial, he was level 1. He killed a goblin a day, and he was still level 1. Even after 5 years, he was still level 1. "Who would have thought that this kind of player would exist." No one knew.

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'.

Kosuke was killed by Truck-kun, and was given the ability to live in a new world. Additionally, he was provided two lovely assistants who would do anything for him. This is a story of his adventures with them.

"I do not trust humans. They’ll betray you without fail.” Aur, the man who had obtained the ability and right to become the Maou at the end of his life of research. Summoning the succubus Lilu, he then sets out on creating his own domain, a gigantic labyrinthine dungeon… The misanthropic Maou taking on the world, the curtain rises on a dark harem fantasy!

Kaede Mizumori, a high school student who can see through people's lies, lives a dry life so as not to make waves. Until he meets the mysterious schoolgirl Rin Homura --- a thin sci-fi alien drama.

An action packed suspense story of a boy who obtains the absolute authority!
The story centers around a boy named Hwang Chomin who spends his high school days while enduring its unjust violent treatment. Being informed of his isolated brother's passing away, he receives his phone and confronts the truth about his brother. He learns that his brother is the leader of a notorius ring called [Emperor's Division]. Upon learning that he decides to impersonate his brother and take control of the division by passing judgment on it's scums. And so the King's Game that must be never revealed begins!