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 young girl fights on the frontlines in war. She has blonde hair, blue eyes, and nearly transparent white skin as she flies through the air and mercilessly strikes down her enemies. Her name is Tanya Degurechov and speaks with a young girl's lisp while she commands the army. Tanya used to be one of Japan's elite office workers, but because of a wrathful god was reborn as a little girl. Prioritizing optimization and career advancement above all, she will become the most dangerous entity among the Imperial Army's sorcerers.

In order to clear the name of 'Emi,' a girl who had reincarnated as Remilia, the villainess of an otome game, the real Remilia who had been watching all along inside awakens.

Now it's time for the true villainess' revenge to begin!

Allen, an eight-year-old boy from a poor family in the royal capital, is living a poor but happy life together with his mother. One day, however, memories of his previous life suddenly come back to him and he remembers that he is in an dating sim game and that the capital will be destroyed by war if he doesn’t do something about it.

If this continues, both he and his mother will be killed!

With a sense of urgency, he decides to rise to the occasion in order to save his precious mother’s life and save his favorite character, the villainous young lady Anastasia, the only girl he liked in the game, from her all too tragic and ruinous end.

This is the story of a man who isn’t even a character in the game, but who strives with his steely determination and uses all the knowledge he has to turn overcome fate!

Original Jp Web Novel: https://ncode.syosetu.com/n6755gk/

Rin Takanashi, a caregiver in her thirties, was unceremoniously discarded as "trash" despite being summoned as a saint.

However, as a lover of the great outdoors and all things camping, she was blessed with a special skill, [Survival], as well as another unique skill! Thus, a riveting tale begins: one of sweat, tears, and insatiable hunger as Rin, together with companions she picked up along the way, leisurely explores this parallel world and savours gourmet cuisine to her heart's content...

Or so the story should have gone, but it looks like their road is going in an unexpected direction...?

Alt. Raw: https://comic-walker.com/contents/detail/KDCW_EB03201860010000_68/

A young pharmacologist and researcher in Japan died from overworking, and was reincarnated in a Medieval Parallel Europe. He was reincarnated as a 10-year-old apprentice to a famous Royal Court pharmacist, had attained an inhuman skills of ability to see through disease, material creation, and material destruction.

In a society in which dubious medical practice are rampant, price gouging thru the monopoly of the pharmacist guild, and good medicine aren't available to the commoners. He was recognized by the Emperor at that time and opened a Pharmacy at the corner of the town.

He will wipe out the fraud that has swept the world, and deliver to the commoners a truly effective medicine that was developed using present day pharmacology. Thus the boy pharmacist will cheat by using his previous knowledge to create innovative medicines while helping the people of the parallel world, a story about living his new life to the fullest this time.

The popular web novel now comes in manga form!

The two who are among the best pro players of the game, Legend of Heroes 2.
“Outboxer009” who is eternally first, and the forever second-place “YellowStorm”. One day, these two woke up inside the game…

“Hey… you too?”

“Hey… me too!”

The ending of Legend of Heroes 2 comes with the destruction of the world. But thankfully the two are together. The server’s Rank 1 and 2, at that!

It’s time for these pros to work to achieve a perfect happy ending.

One day, Sanada Shirou, who works for a black company, is transported to another world. Using his "creation magic", an ability he gained when transported, he opens an inn and is supposed to lead a slow life, but this other world is a little strange?! It is a world where women are overwhelmingly dominant, where women do dangerous work and battle, and men are powerless and are protected! The daily life of entertaining (in many ways) the women of this other world begins...!

Web novel: https://kakuyomu.jp/works/1177354055503576578

Reborn as the third prince of a tiny and insignificant country, Hero happens to learn the forbidden-yet-powerful art of alchemy. Combined with his knowledge from modern-day Japan, Hero's abilities grow beyond what anyone in his world could fathom! With his newly-acquired powers, he’ll bring his country back from the verge of extinction...! A combination of modern-day knowledge and alchemy to turn a weak little country into a prosperous nation!

Kitase Kazuhiro is an ordinary salaryman who always leaves the office on time. Though this is Japan, so perhaps he's not really ordinary after all. What's truly strange comes after that; Every night, he takes a shower, changes into his pyjamas and has a good night's sleep. Then he dreams of a fantasy world, and only wakes up when he dies or sleeps in that world. One day, he's killed after stumbling onto a dragon's lair. "A nightmare", he sulks, until he finds his elf friend in his bed.

Curious to see an elf waifu experience daily life in Japan? How's it like to walk with every man's fantasy on the streets of Tokyo? This manga is for all you elf lovers out there!

Aesir's already spent 120 years of his new life as a high elf living the lackadaisical lifestyle one would expect from him. It's about all he can take. With much more time than he knows what to do with, he decides to set off and explore the world he's spent a century in and still knows nothing about.

She had a dream: the world was brimming with light. Family. School. Friends. Trains. Buses. Movies. Books. In that world of light, she grew into adulthood… and at the very end, in a white room, she fell into darkness. She awoke from the dream to find that she had become a demon. In the demon world, she lived a carefree life until she encountered a powerful being.
After such a long time spent living as a demon, before she knew it, spreading in her heart was a yearning for that world of light. She plunged herself into a summoning magic circle that had appeared. Then… when she opened her eyes once again, she had become a human baby.
She was in the Holy Kingdom. She felt fearful: while she was indeed a demon, she only had the strength of a baby. Her being a demon, if discovered, would be terrible. Was she a human or a demon? Would she be able to survive from here on out?

Sakra, the last surviving princess of a fallen kingdom, is being hunted down for the power of Ambrosia she possesses - the ability to grant divine strength, but only to a human. With no human companion, she decides to summon one from another world in a desperate attempt to find a knight to protect her, but the man who answers her call is less than what she had hoped for.

Touya, the strongest player in the game Pandemic World Online, had won so many items that he decided to create an alternate account to store the extra ones. While playing this very game in his second account, he was summoned to another world as a character he made, where the people were merrily expecting a hero. However, when it is known that he doesn't have the title of a hero, he is discarded and replaced by another person. Now, he must survive in an another world with the account he merely used to store his extra items in.

Links:
Original Web Novel: https://ncode.syosetu.com/n9275ei/ (Japanese)

The protagonist, Inaka Yuuji, was ran over by a truck because his awareness was dulled from overworking.

“Ahー, with this I don’t have to work so much anymore. I want to spend my next life leisurely……” was the wish Yuuji blurted out, He met God and it was decided he will be reincarnated in the countryside of the otherworld. He became Alfred Slowlet, 2nd son of a countryside noble, will he be able to enjoy and leisurely spend his slow life in the countryside?

A man was about to commit suicide and decides to search for a way to die in the internet, but then he found an odd site that asked a lot of questions and had a point based system that allows you to create skills and abilities for a character. He took interest in it and when he finished setting his character he was asked "You will now be transported to a world with the settings you choose, coming back is not possible, do you still accept?" Then without thinking much of it he pressed YES and found himself in another world with the skills and abilities he chose to have.

The protagonist who was rarely ever at school during his middle school and high school days, is unemployed even as an adult. From morning till night, it was video games. For him who was ranked first worldwide, it was his life.

One day, his character is suddenly hacked. The data was unrecoverable and there was nothing that could be done. Feeling great despair at having lost his rank that he had bet everything to achieve in a world that controlled his life, the protagonist attempts suicide.

When he awakens, he finds himself inside the video game, no, it was a real world that resembled it. There, he notices that he has reincarnated into the the body of a sub character that he had created and bought premium benefits for long ago but had left neglected.

A man is stabbed by a robber on the run after pushing his coworker and his coworker's new fiance out of the way. As he lays dying, bleeding on the ground, he hears a voice. This voice is strange and interprets his dying regret of being a virgin by giving him the [Great Sage] unique skill! Is he being made fun of?

Taking place after Clayman's defeat in the main story, he reawakens in the past retaining his memory of the events that led to his death.

Will Clayman be able to overturn his fate, and will it be for the better or worse?

Grimoire Alchemist is a dating sim popular among both boys and girls in Japan. The player’s rival in love, Claudia Ellington, is jokingly called the “Villainess of a Thousand Deaths.” But this alias of hers is actually no joke; she really does die a thousand times in the game!

Alas, our poor little protagonist ends up filling Claudia’s shoes when she gets reincarnated in the world of Grimoire Alchemist. Determined to escape the dire fate she has in store for her, Diehard Grimoire Alchemist Fan #1 (now the reincarnated Claudia) does everything she can to avoid entering the love interests’ romance routes in an attempt to separate herself from the game’s storyline and save her own skin. Despite her best efforts, she fails spectacularly as her love for the characters and game compendium of a brain lead to her pulling off impressive feats one after another.

Join her as she (much to her dismay) magnificently steals the hearts of the game's charming love interests!