I’m Jubelian? The daughter of the duke and the villainess of this novel?
I managed to avoid my death with some previous knowledge about my life, as this was my second time at it. Now, I should be able to live a peaceful life!

“I’m not going to marry a man unless he has everything. I want the most wealthy, famous, and competent man there is.”

I dreamt of a glamorous life as the daughter of the duke, but my father tells me the Crown Prince who is known to be a lunatic is to be my husband! As an extraordinary measure, I couldn’t help but start a contract relationship. That is, with a handsome side character that looks better than the main one.

“Why are you trying to avoid being engaged to the prince?”

“He’s scary. I heard that he even kills his own entourage if he doesn’t like them.”

A few days later, the prince sent a terrible letter to me.

“I will not kill you.”

Oh no, did I set up another death trap for myself?

A man who had always been fascinated by magic, even at the age of 30, suddenly died and woke up in a different world. He was named Shion and hoped to find that magic existed in this new world, but soon discovered that it did not.

Feeling depressed and purposeless, he eventually stumbled upon the existence of magical power after a certain incident.

“I have an idea. If there’s no magic, then I’ll just have to create it myself,” he thought.

With that determination, he began to study magic every day. Through encounters with enemies that could only be defeated with magic and a widespread disease that could only be cured with magic, he became a hero who saved the world. This was the story of a simple magic enthusiast who was thrown around by fate but overcame it all with the power of magic and an unyielding fighting spirit. He eventually spread the use of magic to the people.

Tenjou Yuuya has been a bullied boy since the past.

He lives in the home of his beloved grandfather while he goes to school. As usual, he receives a harsh bullying, and he takes an extended absence from school to have some time to heal his wounds.

While on this long time of absence, he takes the opportunity to clean his grandfather's house and goes to a room he never went before, where his grandfather keep many different objects that he gathered from his travels around the world. While he was arranging the objects, he found a door not on a wall among the objects.

Out of curiosity he opens this door, what he found on the other side was...

A clumsy princess and cool adventurer collect materials for their new country!

A new kingdom-building fantasy!

A merchant by the name of Okuda Keigo put everything into his work, day and night, until one day he won a lottery of 1 billion yen! With his money worries solved for life, he moved to the countryside far away from civilization to live the slow life. Then, suddenly he was transported to another world, along with his chicken coop?! In a world where he’s unable to communicate with others, you think his merchant skills will help him?! A man in his forties who hates people retired to another world. The story of his slow life has begun!

From MangaHelpers:
29-year-old programmer Suzuki Ichirou finds himself transported into a fantasy RPG. Within the game, he's a 15-year-old named Satou. At first he thinks he's dreaming, but his experiences seem very real. Due to his use of a 3-time-use special power (meteor shower), he ends up wiping out an army of lizardmen and becoming very high level. He hides his level and plans to live peacefully and meet new people, though developments in the game story (like the return of a demon king) might get in his way.

I became the sister of the villain, who shed no blood or tears in a war-ridden novel! I thought I was born again as the youngest daughter of a noble family, but I'm the little sister of a villain who's only being used!

A baby's body too fragile to survive in the Lagrange household, a brutal family that makes children fight for successors… I've decided to stick to the villain in order to live!

I need you to be my guardian until I run away from here. Raise me, villain!

A gun otaku dies after toying with a homemade pistol that explodes in his face. In the afterlife, he is told that he will be reincarnated into another world. When the otaku wakes up, he finds that he is no longer human - he’s now just some little furry thing. Near death, he comes across a beautiful warrior, who decides to take care of him because he’s fluffy. However, things take a turn when he finds out that firearms exist in this world?

From the writer of Time Stop Brave and Princess Resurrection comes a new isekai story, which has bears, boobs, and bullets.

King, magician, musician, prosecutor, wealthy person, beggar, saintess, witch...
She lived for a thousand years, many times over.

Sometimes she was the noblest person in the world, sometimes she was the humblest.
Among them, her 53rd life was one of the most wretched and painful of them all.

Once she reached her 54th life, she was worn out.
"Everything is so troublesome. I'd like to have some rest now."

This time, even though I already made up my mind to live a life of a lazy sloth, no matter what it takes...

"Why do you keep bothering me... Sis, let's get some rest."
Her story of wanting to rest!

Tetsuya Takahashi was suddenly summoned to another world. However, his invocation was a mistake and after participating in the level review...he has the weakest [level limit], lv.1, the king seeing his limit calls him "defective" and condemns him to death! Despite being summoned against his will. Tetsuya is thrown into the valley of the monsters. There he was attacked and brought to the brink of death, and when he used his unique skill [Absorb Corpse], he gained the skills that the corpse possessed! "...Let's do it! Survive in this world, become strong and take revenge on those who were summoned. The "level 1" man who was called "defective" and "weak"... now begins the ascent to be the strongest!

alt. Raw: https://comic-walker.com/contents/detail/KDCW_MF00000430010000_68/

Hinoharu Kota gets stronger each time he gets summoned to another world as a summoned beast. A troubled middle-aged office worker was summoned as a summon beast to another world. Although he is a man without any special characteristics, he continues to be a summoned beast for a female knight. A different world love adventure fantasy that depicts a hero who obtains a new skill every time he is summoned between the two worlds that he exists in.

An old man was laid off from his job at a black company. While wallowing in the depths of his despair, he encounters a mysterious stone that sends him to another world filled with magic and alchemy. The man finds himself reincarnated as Hiyo — the youngest daughter of the demon lord.

Hiyo attempts to make a dazzling fresh start in life by utilizing both her newfound magical powers and prior tribulations as a salaryman, however, the demon world is in the midst of a battle for succession. In order to change herself, the ex-old man is determined to defy the demon lord and her siblings. And after meeting Ernest, a hero with his own circumstances, they work together to take over the throne of the demon lord — for both the sake of peace and to search for a place to belong. The two of them defy destiny, even if it means destroying the world to do so...

From a young age, Minami Harusumi has had recurring dreams of Veronica, a princess whose kingdom is on the verge of destruction. He believes them to be recollections of his past life, and that he is her reincarnation. Because of this, he is ridiculed by his classmates. One day, when the mockery escalates into bullying, he rediscovers magic - something Veronica had studied and used. Reassured his past life is not merely a fantasy, Minami tries to learn more about his past memories and the reason behind them...

Paw pads wrapped in white fur. Fluffiness around the neck. A bushy tail. A rounded figure that was the very definition of fur ball! ――A certain Japanese girl had been reincarnated into such a fox cub; Milfiria.
Milfiria was told to watch the house by her mother, as the mother left for the capital. However, unable to bear with the loneliness and deciding to chase her mother to the capital, Milfiria became lost in a fort protected by strong knights.

After regaining consciousness, your average high-schooler Asagaya Shin has become an AI for a space battleship. As if that wasn’t enough, the ship has been surrounded by enemies, and he himself has a damaged engine, putting him in a dire situation.

The warship commander had already died in combat, and taking the place of the temporary commander is a young girl of the imperial family, who had joined the ship out of courtesy. Shin had tried convincing himself that this was a dream, but being persuaded by the girl, he stands as a battleship.

After somehow crushing the enemy at point-blank range, the fleet’s fight is over, and the battle for the fate of the empire has ended in a crushing defeat. Shin gathers up the survivors and plans to escape the battleground, but there’s a large enemy fleet on the route to the empire. He makes a jump deep into the enemy territory on a slim chance, but —

Set 10,000 years in the future, a young boy has been turned into an incredibly powerful cheat AI and leads a small fleet to become peerless. There’s romantic comedy, imperial intrigue, ancient weapons, philosophy, and more!

I possessed the role of Civilian 1 in the 'tragic novel' I wrote with my friends as a joke. However, I was soon discovered by the female lead's father, known for endlessly doting on his daughter. The problem is... "Then, what'll happen to my daughter in this 'tragic novel'?" "...What? Ten male leads?" The father of the heroine, Duke Henstone, declared revolution in order to change his daughter's miserable fate. The thing is, if I were to run away now, I'd leave many lives in danger. "I will protect the female lead!" And that's how I began a new chapter of my life, living with the daughter-obsessed duke. But, why is the female lead acting so strange? Why do you keep hooking me up with your dad?

*Note: An éminence grise or grey eminence is a powerful decision-maker or adviser who operates "behind the scenes", or in a non-public or unofficial capacity. This phrase originally referred to François Leclerc du Tremblay, the right-hand man of Cardinal Richelieu.

Though the fantasy game "Mystic World" is maddeningly difficult and money-grubbing, Luda just can't quit playing. So it's borderline traumatic when the final boss, Lucid Black, destroys her precious kingdom in the final stage. But luckily, our heroine wakes up in the beginning stage of Mystic World as her game character, Princess Luda Earl Grey. Armed with tons of S-rank items and her credit card, Luda might just have a shot at saving Milk Tea Kingdom from the deadly Lucid. And the first step in her plan... is to enroll in the same academy and befriend her worst enemy!

A man was reincarnated as Van, a boy of noble birth, who grew up to become a child prodigy through hard work. But when it was discovered that he possessed "production magic," he was immediately relegated to a remote village. However, his magic, which was called useless, turned out to be truly extraordinary, capable of producing anything as long as he had the right ingredients! With the knowledge from his previous life and the overpowered magic, the small, poor village will grow to become into a great city.

Hotta Youta is killed while returning home from work on a cold evening. He wakes up being carried by a bunny-eared woman! Featuring Reincarnation, Guns and Harem, its a Gun vs Magic Story that gives Hotta Youta a new life... and an edge!

On a daring quest to save a life, two friends are hurled into another world, where an evil sorceress seeks to enslave them. But then the lion Aslan's song weaves itself into the fabric of a new land, a land that will be known as Narnia. And in Narnia, all things are possible.