I am cute, but I was a middle-aged researcher in my previous life?!
Surviving in another world with magic and sciences!!
The orphan Ren was riding the carriage after being sold, when she got involved into an accident, and got her previous life's memories back!
"I was... a middle-aged man!"
Indeed, she was a researcher in his thirties in her previous life, and had been living as an orphan girl up to now!
Ren will make use of her talents in magic and knowledge in science to survive in this harsh world in order to escape from the investor who bought her!

Jinta, who has never returned in a traffic accident, meets the goddess, Rifua, in heaven.
Jinta was supposed to reach Heaven under the guidance of Rifua,
Reincarnated in a different world from a strange thing.
Immediately after reincarnating, the abnormal status of Jinta was discovered.
Originally the maximum value of luck should be "99", but the value of Jinta is "999999"...!?

Gray, a B-rank adventurer, was supposed to be just a mob character in the RPG "Bright Fantasy." However, by chance, he saved an orphan who was attacked by thugs on the roadside and decided to raise him as his father. But the orphan turned out to be the hero of this world, "Iska"!

This choice would greatly change the fate of the world.

The very last moment before the novel was about the end, the strongest villain met a pitiful fate.

But that wasn't the end.

"So, this is how I die."

I, who was once the author, woke up as the fox-eyed villian who was never once understood.

A fallen family. A life thrown away for revenge. A future sealed in tragedy.

I'm going to rewrite it all.

This villain's end... will be reversed.

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.

"I did it again...!"

The Hero who can't seem to set out on his journey!!

The protagonist, who was reincarnated into another world, becomes a hero and receives the task of defeating the Demon King. To repay the world that accepted him , he decides to set out on a journey... However, he can't seem to leave the first village, as he is constantly tempted by charming heroines such as the female priestess, his childhood friend who is a magician, and so on!

Thus, the birth of the "I did it again...!" type hero!

One day, Raizou ​​Takakura, an average salaryman, had a heart attack and his life ended that day. But, he got a second life in a different world.

Reincarnated with strong skills― wasn't happened to him, instead, he was reincarnated as a foot soldier in a small country, Highserk Empire, which is surrounded by large countries. With a new name, Walm, he was thrown into the frontlines of a war. Covered in blood and stench of death, along his comrades, he was slipping through the life-or-death situations.

An adventurer party with members who could use powerful magic, transferees with overwhelming power called the "heroes." In a deadly battle with them, Walm gradually developed his talent as a warrior which would've never awaken if he were to stay in times of peace. While his eyes becoming dark and muddy over time.

Web Novel (Japanese): https://ncode.syosetu.com/n6680gq

The fluffy and strongest Holy Beast! One day Seraphione, a nobleman's daughter, met Roux and recalled her previous life's memories of a Japanese woman in her thirties. [I've been reborn in another world, and not only that but I'm a villain--!?] If they find out about my cheat magic then it means the destruction end!

However, although she knows that, she still loves magic and carelessly enters into a magical contract with Roux. If it continues like this it'll become dangerous! In that case let's train and aim to become an adventurer!

I remember the memory of my previous life when I was abused by my father for the experiment. Then I realized. According to my previous life, this is the world of fantasy fiction I’ve read. That she was born with a minor role and died before the novel even started. Ariadne thought calmly, ‘I am screwed.’

She was also screwed on a global basis, this novel has a bad ending. The end of this 10-volume Munchkin (overpowered) fantasy novel is it was the failure of the protagonist and the destruction of the world.

The fate of a girl in a BL novel is a tragic one. Girls are either vaguely helpful, evil, or add nothing to the plot. So what happens when you turn into the older sister of a BL novel protagonist? The older sister who dies a tragic death at the hands of a madman who’s infatuated with your younger brother? You go with your gut instinct: hide him. Hide your brother from everything, especially men, that could harm him and you. That’s the task that Kyla Vesta is set with in this life, and a task that she’s determined to complete.

Before I realized, I had become the guardian of a dungeon, a Demon Lord. I was suddenly in a dangerous world with giant monsters loitering around, fighting for their existence, so I thought to go about developing the dungeon in order to not die but —- for some reason I was having quite the good time…. How did it turn out like this?

The protagonist, Yuki, having to live in that world now, uses his bold and sharp senses and spends time with a supreme dragon girl and a vampire girl; Sometimes laughing, sometimes being angry, passing days doing what he likes.

Sayama Takahiro, a carefree high school student, was transported to a fantasy world identical to the one in a VR Game. His go-with-the-flow attitude eventually overpowered his desire to return home, and now he runs Free Life, a small business dedicated to fulfilling the requests of its customers. Assisted by the hard-working Yumiel, what kinds of jobs will Sayama end up doing? If only someone would hire him to sleep till noon.

In the year 2045AD, Earth is invaded by four different worlds. To defend the planet, one must conquer the dungeons connected to each of these other worlds. Each country selects Explorers to take on this task, and Gunma, an ordinary man chosen in Japan, is suddenly thrown into the front lines of the attack!

Scared and overequipped, he activates his [Listening[ and [EnemyDetection] skills. Then, he encounters the strongest and most beautiful girl in all of mankind! While being pushed around by the girl, who is too strong for her own good but has a tofu mentality, he rushes through the dungeon at breakneck speed...

This is an unprecedented dungeon fantasy that loosely knocks down everything!

Hyejung loved to read to escape her daily stress. But that's before she woke up inside the bizarre world of her favorite novel! Instead of the main heroine who courts three eligible men, she is now Latte Ectrie - a minor villain that everyone hates?! One way or another, it's a chance to live out her most beloved storyline, with popcorn in hand to watch all the drama! Taking charge of the narrative takes on a whole new meaning!

The protagonist along with his step-mother, and 2 step-sisters are summoned into another world where demi-humans are the rulers as saviors, but its not to fight against a demon lord, its to fight an Undead Apocalypse monsters called "Dead Mell" that have overrun the world and that can only be killed by using weapons made with holy silver.

For that, a familia is made (group of 4 people) with them being the swordmaster that uses the holy sword, the guardian that uses the power of earth to protect, the healer that use the power of water to heal and the black mage that uses the power of fire to destroy.
The role of the guardian, the mage and the healer is to support the swordmaster that can only kill the monsters.

But to use magic powers one must offer part of your being as a sacrifice to form a contract with spirits, and the higher the sacrifice, the higher the power. Now they must choose who are the 3 that need to sacrifice part of their bodies to gain power and who will wield the holy sword.

After the gods dropped her in the world of her favorite fantasy romance novel, Lithera was quick to realize that happily-ever-afters were never easy to get. Given another shot at happiness, she is now determined to avoid the mistakes of her previous life, starting by meeting the sweet and caring Grand Duke she spent years exchanging letters with… Another typical female lead, with another typical Duke, promised to wed. Will this story go the typical path we all expect?

After losing his life because of his own womanizing badness, the reincarnated former Great Sage Akiba Kenji contracts with the Great Demon Gremory in order to become the Great Sage once again, but that contract provides the opportunity for his MAX-level yandere followers, who continued loving him even after losing him, to find him, and they won't let him get away......!? All heroines confirmed yanderes!

In this world, It's only me who can get stronger by eating Magic Stones!

At one point, I received an offer to have a smooth life reincarnation from the Goddess-sama... But the skill I got as a prize is Toxins Decomposition EX. Ugh, what a plain skill! Its so pitiful that even my own family makes fun of me...
However, one day I realized that because of this skills effect, I can eat and gain power from Magic Stones! I've also been notified that I'm the prince from a neighboring country!? What awaits me in the castle are days of experimenting with Magic Stones and training, the perfect environment for me to become the strongest man there is...
And to top it off, I received the Magic Stone of Dullahan!
The story of a boy on the path to become a King while being chased by an assertive fiancee and Female Knights starts here!

I woke up to find myself transmigrated into a novel as the “background character that's doomed to die.” Now stuck in the body of a six-year-old, I’ve got some serious challenges ahead of me. But I’m not about to let fate have its way. Even if I have to become the villain, I’ll do whatever it takes to survive!

"It has been 4 years since the original heroine ended her life as a maid.
A handsome man came to see her.
He was a man who looked like the young lady that she used to serve.

"I'm here to keep my promise, Blair. You said that you'd be with me for the rest of your life."
"No way.... Young Miss?"

At that moment, the man's crimson eyes turned to meet mine.
He bent down till our noses nearly touched and kissed my hair.
And whispered.
In a very sweet and beautiful voice.

"You have to call me Young Master now."

...... Huh?"