I was reincarnated into the body Cecilia Silvie, the villainess of an otome game.
According to the plot, what awaits me in the normal route is either a slow, painful death or an instantaneous one... Essentially, every route leads to my demise.
Then I'll change my fate! And that's why I decided to become a man.
However, I made a mistake during a certain event, and the story began to head down an unexpected path...?

Xiao Man, the beloved heir to the north area's martial arts club, suddenly decides to transfer to a south area high school to pursue "him". However, on her first day as a transfer student, everyone –including the teachers– mistakes her for a male delinquent. How will she get the boy she likes to see her as a love interest instead of a "buddy"? Adventure into the life of Xiao Man!

A collection of one-shots... 1) A long time ago there was a princess who was not afraid of the silver demon. Now after several years she has been reincarnated...

Our unnamed protagonist is an ordinary high school boy who loves Magic Walker - a super-popular card game. In particular, he loves the Elf Deck: a selection of cards that, while seemingly weak, can be incredibly powerful when played right.

One day, while on his way to get a new elf card, he gets bullied by his peers. One thing leads to another, and soon he wakes up in another world... in the body of the elf character he was hoping to get his hands on. And wouldn’t you know it, he can summon elf cards from his old world too.

From the duo who created Mazumeshi Elf to Yuboku gurashi: https://mangadex.org/title/33529, and the author of Dungeon Nursery.

From Friendship Scans:

Princess Rosely’s fate was sealed when she first picked up a sword to try to kill an evil wizard. Little did she know the legendary Lucilys, Sword of Light, had chosen her to be its heiress, bringing her peaceful life in the castle of Altodias to ruin.

Soon, the young princess encounters the pain of losing all the people that she loved, and being separated from her twin brother Rolant, the heir of Silvan, the Sword of the Moon. Rosely would have been even dead floating in a cold river if she had not been saved by a handsome green-eyed king of the Alf.

Growing up as the king's foster daughter in Alfheim, Rosely learns magic and martial arts from the Alf, only waiting for the day she can avenge for her lost country. Will she be able to fulfill her will? What does the fatal sword Lucilys have in store for her? Will resentment drive her into insanity? Who was the one behind all her misfortunes? And who could have been the chosen owner of Soles—Sword of Sunshine, the third one in three ancient magic swords?

This fantastic tale will make you want to believe in fairies again!

Summary from Comic Walker :
Holy Brave, Toudou Naotsugu was summoned from another world to defeat the Demon Lord. Priest Ares was ordered to provide support for the the hero while hiding his true level, however... This is a story of High Priest Ares guiding the Holy Brave on their path to become a Hero.

My classmate Kashiwagi Otome, is a cute girl, but she dresses as a guy. And so, but why...I hide as a girl. Full of Tsukkomi (straight man character in jokes) everywhere!? An obvious tomboy, with a bit of ecchi school life comedy!

The world shared by humans and ajins (those who are half beast and half human) is not paradise. On the contrary, humans rule over ajins with strictness and contempt, using them at their own convenience: men as soldiers for their special powers and women as prostitutes, downgraded to the lowest rank.
To change that destiny, Kogetsu serves the king under the guise of a man.

Story set in the same magical world of "Reimei no Arcana".

This is a story about a mob ojisan who, one day, suddenly becomes the heroine of an otome game.

TL/N: Mob in this case means NPC instead of gangster

The ancient civilization fell and was sealed away, Humans found a mysterious stone tablet and a man that slept for eternities, through researches, they released the 100% virtual world, the federation governments expand across the globe, millions of people immersed within. while the Main Protagonist was entering the virtual world, his gender changed and became a woman, starting a series of bone-chilling adventures. Reality is entangled within Virtual reality, moving the world towards an unknown direction......

Two childhood friends, a boy and a girl, used to share a secret magic. Now that they're in high school though... A story of secret love from an outstanding writer.

Okushida Haruru finally gathers the courage to confess to her crush, Hakozaki-kun. But, the moment after, she blacks out. She wakes up in a pilot suit in a cockpit inside Hakozaki-kun's head. What will Haruru do now?

A story about a boy turned into a violent magic girl.

From MangaHelpers:
In the near future, aliens from Bluto “invade” the Earth. But what is their objective? To steal all of the timed sale groceries at rush hour and make perverted havoc among the citizens. Not the kind of aliens you would find every day. To counteract this “terrifying” enemy, a special force of heroes, “The First Star Heroes,” has been sent out wearing dynamic colors. But, out of the five heroes, two of them have a secret. Momose Kaname, a 14 year old boy who has idolized these heroes, is transformed into the team’s Pink Hero and now has to hide his identity. And “he” finds out that the Red Hero of the team is actually a girl who has experienced the same gender-bending transformation as Kaname. What will happen to these Heroes, especially Kaname, as they face all kinds of odds during their “heroic” days?

The mangaka of Zoids drew the sort of Villainess Otome Isekai story he would like to see.

From Yen Press:

High schooler Ji-Hae is desperately in love with her classmate Seung-Hyu. She has done all she can think of to win his affection, but to no avail. When her latest scheme crosses the line, Seung-Hyu decides he’s had enough…and inadvertently pushes her down a staircase! Ji-Hae awakens in the world beyond, only to learn that it’s not her time to die. But why go back when the love of her life hates her to death? Touched by her passion, the keepers send Ji-Hae to her past life to mend the rift between her former self and Seung-Hyu. But can Ji-Hae keep up the act long enough to find Seung-Hyu and set things right?

When Hotaru moves into a new apartment alone, there’s a mysterious man standing nearby the apartment. Hotaru decides to confront the man, who turns out to live in the neighbouring apartment. The next day at school, Hotaru’s best friend Kanae tells Hotaru that a host tricked her out of her money. When Hotaru goes to confront the host, he happens to be none other than Hotaru’s neighbour, Masamune?!

Note: Most of the plot framework, as well as the protagonist, was changed for the main story compared to the original oneshot. The setting remains the same.

He just finished his University, yet he traveled back to highschool! He was a guy, but suddenly transformed into a girl! But this body... This face... It's pretty nice~ I was always targetted by bullies during highschool, but now, freshman year won't be like it used to. God gave me another chance, and I've decided to stop being good! I shall change history and conquer the highschool! I will become the queen!!!

In a certain kingdom, a prophecy was made about a child born with a birthmark on his back. It was said that he would bring an end to the kingdom, and that his death would bring about its destruction. When the twin prince and princess were born, Len and Rin, Len was discovered to have the birthmark. He was banished to a lonely tower, and Rin was raised as the only princess. However, it ended up being impossible to keep the siblings apart, and soon they formed a deep friendship. Although circumstances may pull them apart, nothing can break the bond they have with each other. They struggle together to survive the treacherous and dangerous world they were born into.

Based on the original "Story of Evil" Vocaloid songs series, "Aku no Musume" ("Daughter of Evil") and "Aku no Meshitsukai" ("Servant of Evil") by Akuno-P (mothy).

His cute kouhai turned into a guy to get closer to him.