Genderbend/Swap

On an afternoon like any other, high-schooler Nanaki falls into a pond thats shrouded in legend and suddenly turns into a girl! Although mortified, he loves how soft and smooth womens bodies are, so... Why not have some fun? He tries on his own, but can quite seem to get it right... And thats how Souma, Nanakis step-brother, finds him when he gets home from work! Once Nanakis hero, Soumy is now nothing but an annoyance... That is, until Souma shows Nanaki how to fully enjoy a womans body! Why is he doing this, and why does it feel so good!?

Kento is a guy with terrible dating habits who breaks hearts right and left. Mari is a woman stuck in an affair with a married man. Be it coincidence or fate, they bump into each other in front of a shrine, and that causes their bodies to change in a very unexpected way. They soon realize that they swapped certain parts of their lower bodies, and just like that, their romantic and physical lives change in an instant. Kento and Mari have to navigate their relationships and feelings in their new bodies, while also struggling with the newfound partnership that quite literally has them joined at the hip.

Mizuki gets confessed to by a boy in front of a special Mirror. Legend has it, that if you confess to someone you like in front of that mirror your wish comes true. There is a slight Problem in this Equation: Mizuki is just a very feminine looking boy. Also it seems that he caught the Attention of the Norse Trickster God Loki while glancing into the Mirror. Loki decides out of boredom to mess with Mizuki and turns him into a real Girl. 

A polite and lethargic boy was reincarnated in another world as a vampire bishoujo.In this world of swords and magic, this protagonist who was reborn replete with all kinds of cheat powers was searching for one thing――!“Three meals a day, snacks and an afternoon nap, I guess.”Are you really the protagonist!And thus begins the fantasy comedy of a vampire looking for the ideal moocher lifestyle…?

Keito Azumi, an ordinary high school boy, was reincarnated as the heroine in a different world when he woke up in an accident! The worst thing about this is that his best friend became the hero! - MangaUpdates

Albright, who was famous as “the strongest Black Knight”, was reincarnated as a girl, Maria, whose ribbon suited her well for same reason. Maria, 16 years old, is currently a maid in the Marquess of Urband family in attendance to the Daughter of the Marquees, Relena. After Relena became engaged to the 4th Prince, the area around Maria had gotten busier…Links:Original Web Novel (Raw)

A murderer who cannot stop the urge to kill people, even though he wants to stop, receives the death sentence he wants. His joy is short-lived, as he is reincarnated in another world. The mission entrusted to him by the goddess is to kill 12 reincarnated people using his murderous impulses. Not all reincarnated people are saints!

"I also wanted to be... the strongest in the world." An Arch Mage who died without fulfilling his dream wakes up to finds himself being reincarnated as a member of the imperial family. And what's more is that his new body has a talent for close-quarters combat! This time he holds hope that he finally might be able to fulfill his desire of being world's strongest... But after reincarnating his new name is Evangeline. Indeed, he had become a girl. In her princess life where muscle training and fighting are forbidden, Eva brings dumbbells to her room and wields a sword! And before long, she becomes the strongest!? A fantasy about a tomboy princess' rise to the top!

Rinko Mino, a first-year high school student, is a female manager of the volleyball club. She fell in love with her senior Yuki in the same club, worked hard at club activities, and she had a normal and enjoyable life. When she woke up one morning... She was a boy!? What will happen to the youth of Rinko, a girl who suddenly became the opposite sex!!?

Mint Shishido, a high school student who claims himself as a playboy, was isolated along with all his classmates in a school-like facility during their school trip. It was a sealed space created by a mysterious voice"You can't leave until everyone's wish comes true." And then, something strange began to happen to the bodies of all the classmates!?

Cute but dumb as hell and somehow still the strongest! ...Reincarnated as an ostrich beastkin with innate physical ability!!? With intelligence from my previous life, I lead a flock through a monster-filled hellscape just to stay alive One day, after saving a party of human adventurers from certain doom, she finally makes contact with the civilized world she had dreamed of!! Unlike the uncommunicative ostrich-kin shes used to, shes overjoyed to meet people she can actually talk to but!? Strong, silly, and completely out of control Watch out, the ostrich beastkin is on a rampage!

A married salaryman named Gregory and two other older executives are accidentally turned into beautiful girls by a company-made drink. To return to normal, Gregory joins a bizarre experiment using his transformed body, leading to a chaotic comedy about middle-aged men trapped in cute girls' bodies.

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After a terrible day at work, office worker Oriha Amakawa was walking home in despair, having lost faith in the world. Then, out of nowhere, lightning struck— …and when she came to, she had been reincarnated as an unfamiliar prince in an...