An immortal being was sent to the surface of the earth and met a boy living alone in the middle of tundra. The being can take the shape of dying things, but only if the "impetus" is stronger than the previous one. What sort of experiences and meetings will the being encounter while living forever?

Saeki Kazuko is an ordinary otaku who has a thing for "two-dimentional shota" but somehow, she is being bothered a lot by a neighbor's child named Aikawa Ryuou, an elementary school boy who looks like a Yankee but pure by heart. Even though he earnestly approaches Kazuko, he show it with honest feelings and partly some violence.

Kotori-kun, who falls in love with his classmate Hiiragi-san at first sight, somehow wants to get close to her. Hiiragi-san is quite an earnest and lovely girl, but… She’s surprisingly a little careless--! This is about the charming school life of a careless girl and a pure boy who gets led on everyday by her -- a romantic comedy that’s a wee bit H sometimes but warm and fluffy to death.

The only solace for this young man, who has withdrawn into his own shell after a heartbreak, is watching his "idol" on stream. Then one day, he suddenly finds himself hiding from a girl who turns out to be his "idol"...? A life-changing romance between a heartbroken boy and a streamer begins!

Just as Miyu is about to be saved from being swallowed into despair, all of a sudden a mysterious small duo that has mastered the Class Cards appears in front of them! These witches are taking things to the next level!

There was once a doctor fixated on creating the "ideal human being." After the doctor's death, his fabricant creations start attacking humans in order to attain the perfect body. When Ashibi Yao's entire family is murdered by these fabricants, he sets out on a journey of revenge accompanied by the doctor's final creation, Fabricant 100. This dark fairy tale launches only in the pages of Shonen Jump!

(Source: MANGA Plus)

Based on the game by Age, spin-off of the Kimi ga Nozomu Eien game.

From Solaris-SVU:
Takeru and Sumika have been neighbors and friends since they were little, but when a mysterious girl arrives, and is found in bed with Takeru, their daily lives will be thrown into chaos.

It was an era of terror, a time in history where 10 suns shone as the world below burned under its mantle. As a result, Yae, a legendary warrior, was summoned and commanded by Chunjae, the father of these 10 suns, to shoots down all but one sun. But of course, the suns’ mother, Hwaehwa, did not take this news well and, in vengeance, swore to revive her dead sons. After a long time, Hwaehwa returns and challenges Chunjae to a game of Baduk. She brings Hanbal with her, who was once Chunjae’s follower and releases a thousand demons down to earth, proclaiming that they are a symbol of her Baduk stones. Now, in order for Chunjae to gather his stones, he searches for Dong Bangsak and provides one of Yae’s followers, Hangah Dong Gun (東君) to watch over him as he embarks on his journey to seal these demons...!

After a few years, the main character Jinguu Masato, returns home. Due to his nature, he loves animals and he also likes to visit them. Because of this, he loved to visit the zoo since he was small and that's how he developed a close relationship with Hanayo. However, Masato gradually starts to notice some strange incidents happening in the zoo and after that, he's thrown into this unexpected world...

A senior disciple from a countryside martial academy returns as the world’s best! Dragged into a brutal political war, senior disciple ‘Hyeok Musang’ didn’t return after the bloody war ended. No one knew whether he was still alive for 5 years.

Upon barely returning to his hometown, he found his Dragon Tiger Martial Academy being persecuted and destroyed by a third-rate gang.

He thought he could live peacefully with his fellow members after winning the war but seeing the miserable state of his master and fellow disciples, he was filled with anger and guilt.

With the return of the senior disciple, everyone thought things would get better but only for a moment. Things were still happening in his hometown of Yangzhou County. Was the war really over? The head disciple raises his sword against the dangers threatening his Dragon Tiger Martial Academy.

Born the son of a mercenary in the war-torn north, Almark sets out on a long journey to the Nork Academy of Magic in the south to fulfill a promise he made to his father to become a sorcerer.

After a long journey, his life at the academy was completely different from the world he was in. Almark is always confused by the gap. However, while making mistakes, with the help of his colleagues and teachers, he gradually shows a glimpse of his talent.

With the pride of being the son of a mercenary, Almark takes the first step toward becoming a sorcerer.

Please read the title again. <-- How often do I need to write it, so that you understand... I can't read!

In another world where the Royal family power is on decline, and turmoil are lasting.

In a remote village, a young child, who will later be named Ars, is "gardening" and "improving the land." Having the memories of his previous life, he who was fond of "city building" games, initiated to do "selective breeding for crops" and "house constructions" with his own magic to get out of poverty, and finally acquired a "brick creation!" Selling his bricks to a peddler, he obtains a rare egg of a “tamed beast," but can he raise it safely?

Later called as a “Living God,” this is the beginning of the heroic tale of a young boy who founded a nation!

Web Novel(: https://ncode.syosetu.com/n4546fc/ (Japanese)

In the back of the forest lives Allen, the people-hating wizard. He is feared by the people around him and called the "Demon Lord".

One day, while living out his life as a hermit, he finds a young girl named Charlotte who collapsed. Although innocent, she was accused of evil wrongdoings, had her engagement broken and was forced to flee her country.

Upon hearing that, Alan recalled the bitter experience of being betrayed by a party he once believed to be his companions. Hearing the story of the 17 year old’s exploitation, Alan decides, “I'll let her live in my mansion, and I'll teach her all sorts of bad things…"

Yugo Kurei is a high school student that loves tokusatsu hero shows. One day, he loses his life protecting a child from a street slasher, but he is reincarnated in another world as Yugo Clay, a character from a certain game. However, Yugo is the most disliked person in the school and is destined to die tragically... He was reincarnated as a villain, but with the new power of magic in his hands, he aims to become a hero!

"In this world, I can become the strongest hero!" A hero story of a tokusatsu otaku who rises from the bottom while crushing his doom flags!

Gotou-san, the prettiest girl in school, tries to get the attention of Maeda-kun, who sits in front of her. She secretly harbors a crush on him, but Maeda, who lacks self-confidence, doesn't notice her feelings. What is the future of Gotou-san's unwavering love?

Stinky tofu, durian, surstromming’s era is over. have you heard? cooking that’s so bad that you could die on the spot! but skill is increasing!?

Tera, whose cooking boasts the best(?) taste in all dimensions, through the bravest yoo seungwoo’s help, has come to peaceful(?) earth.

Endure it! if you eat it and don’t die, your level will go up! and then on behalf of me, protect the earth!

‘Extraordinary restaurant’ is open even when the world is going to end.

The life of two slaves with their timid hero level master.

Kim Min-soo, a hero who saved another world with the single thought of returning home.

He saved the world, but couldn’t save himself, and decides to destroy the world.

This story is about the last moments of the heroes, a cold reality with no happy ending.

Allen is a boy who is despised as a failed swordsman. One day, desperate for a duel with an elite swordsman who bets on leaving Kenjutsu Academy, a mysterious hermit asks him if he will press the "100 million year button". Can the mysterious object really help him train for 100 million years?

It’s been 20 years since dungeons suddenly appeared in the world. Humanity got supernatural powers like Level, Status, and Skill.

Dreaming of becoming rich quickly, Amane Rin, an adventurer challenged to capture dungeons. Even though he possessed a skill unique to even adventurers
Transfer within dungeon
, he was deemed as incompetent because of the poor usability of the skill. However, the turning point for him came.

After a year since he started capturing dungeons,
Transfer within dungeon
evolved with a level up. As a result, Rin became an existence unrestricted by the rules of the dungeon. Rin, who became the only singularity, continued to level up with overwhelming speed and climbed to the strongest position in the world in the blink of an eye.

This is the story of a boy who was looked down upon because of his incompetence but eventually became the strongest in the world.