In order to receive love from her father, Keira tried her hardest to live the life of a perfect, submissive daughter. However one day, Cosette appears claiming to be his real daughter and Kiera is executed under the assumption that she is a fake.

In the last moments of her life, Cosette whispers to Kiera “Truthfully, you were the real one.”

Kiera, recalling those words, returns to the past. Although revenge is important, what does it matter who is fake and who is real? Now that I have been given a life again, I will live it freely for myself! A coming age of romance of a cute female protagonist who has never made friends.

The iron widow, the spider widow, male hunter, the witch of Neuwanstein castle, the embarrassment of noble ladies....... These were all the words used to describe the Marchioness, Suri Van Neuwanstein. Despite receiving such criticism from the world, she raised her 'children', who were unrelated to her by blood and were old enough to be called her siblings. And finally, on the day of the first son Jeremy’s wedding, she felt that all her hard work had tied all the loose ends together. But she had been terribly mistaken. After hearing the message requesting her to not attend the wedding, she got caught up in an accident and died while leaving the castle. But when she opened her eyes, she woke up on the day of her husband's funeral, seven years ago. I refuse to suffer anymore. I won’t live as I had in the past a second time!

From Esthétique:

Arianrhod is a young girl from an island called Erin. She is different from all the other kids her age. All the others in the tribe have blond hair while Arian is the only one with black hair and because of this she was bullied many times. One day a traveler in silver clothing came to Erin and “named” Arian. To be named is very important because it reveals one's true self. After that the Master Drisu takes Arian in as his disciple because she was “named” by the stranger. Balor is the evil leader of Death Valley and one night he murdered all the people in Arian's tribe, and she swears to get vengeance on Balor.

Ako Kobayashi is a high school girl eagerly awaiting her prince charming to sweep her off her feet, but she has to overcome one small problem: she is so afraid of guys that she breaks out in hives whenever she comes near one. She even rejects the popular Kei Kitaooji who is the first guy to ever ask her out. However, after Kei learns of Ako's condition, he comes to school the next day dressed as a girl and asks her out again.

Charlotte, who reincarnated as a villain girl in a maiden game, started to avoid the death flag. The goal is to spread the sake that I loved in this world! However, the juice and holy water that I made for trial were all nonstandard ...

A different world, "Sake" fantasy, opened by a cheat girl!

After being in a middle school full of Yankees and being humiliated by them all the time, Momose decides to change her appearance when entering high school; however, her clumsiness keeps getting the best of her, so she struggles to fit in. All she wants is to get away from the bad guys and it seems like she finally found a club to belong to, but the only other member of this club is not quite what he seems...

Set in a magic academy, a big *tsundere* black magician boy is hiding his romantic feelings for his cheerful classmate behind a rude façade. But he doesn't know that she can read minds. (manga mogura)

I was cursed to become a woman in place of the prince, and then he proposed to me?! My best friend from childhood, the high-spec Prince Vincent, and me, his follower Renoa. Though I've always been a loyal yes-man… Even if you're taking responsibility for me, I can't accept that proposal! The infatuating love story between a troublesome prince and his scapegoat attendant!
Original Web Novel: https://ncode.syosetu.com/n1090ff/

I wish for an ephemeral “happiness”…

Despite being born into a family with unusual powers in its bloodline, Saimori Miyo had not inherited any special abilities. Moreover, she was treated like a lowly servant by her half-sister, who in an ironic twist of fate had awakened an ability of her own.

Unloved by her parents and shunned by all, Miyo was a forgotten daughter. Even her childhood friend, her one and only ally, chose to marry her half-sister in order to take over the estate.

Seen as nothing more than a hindrance, Miyo is married off to the Kudou family.

To a man rumored to be cold and ruthless…

Adapted from a light novel! Japanese-style fantasy x Marriage. A story of love blossoming from marriage.

I reincarnated into the world of an otome game as the villainess, “Ophelia.” I thought I'd be able to enjoy a peaceful school life, but to my dismay, I found myself subjected to constant harassment at the hands of the wicked, vindictive heroine; and to top it all off, I’m plunging headlong into the dreaded Bad Ending — hold up, as if I’d meekly submit to such a fate! If that’s how it’s going to be, I’ll tap into the top secret "cheats" known only to those who've played the game and carve out the 'Villainess Route' of my fantasies!! But for some unfathomable reason, the capture targets seem to be doting on me far more aggressively than in the original story…?
Original Web Novel: https://ncode.syosetu.com/n0411fu/

A woman gets hit by a truck and gets sent to the world of an otome game that she had played earlier that same day. However, instead of reincarnating into the main character and focus of the harem, she is fused into the soul of the game's antagonist, the protagonist's rival, and recalled this at the moment she is about to be sentenced to a "bad ending:" isolation in a nunnery.

Between a recent move to Tokyo and the first day of high school, Rei starts his day filled with anxiety and insecurity. His nervousness accompanies him to the classroom, where amidst the classroom chatter, Rei is suddenly struck with a strange dream, followed by an aching in his chest.

Once he wakes up, Rei is greeted by a small creature standing on his desk. Passing it off as part of his dream, Rei heads home. However, to his surprise, numerous other strange creatures of all shapes and sizes roam the streets, seemingly invisible to everyone else.

With countless questions and the small creature from before trailing behind him, Rei's life is changed forever when he encounters a tall one-eyed figure, dressed in all black, smiling at him.

A food-loving tattooist, YooJung. After losing consciousness due to a sudden accident she opens her eyes to find herself possessing ‘Sylvia’, a character from the novel she read. In addition, she happens to meet ‘Felix’, the hero of the novel, who, due to the abuse of his stepmother, suffers from anorexia and will soon turn the continent into blood. In order to eat more delicious food, to cook more easily, Sylvia inscribes magic circles on to her body. The new magic circles that are born through her fingertips bring a new breeze to the continent where magic-beasts are rampant.

Mao, who likes plants and does things at his own pace, has been enrolled into the prestigious Eiou Academy (Ougaku for short)! He becomes friends with his mixed roommate, Louis, and might become entangled in a romance with a mysterious beauty.

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.

From Mystic Iris:

Upon first sight Machida Yuki knows that she doesn’t want anything to do with Naruse Shou, but how can she keep her cool when he is a part of the basketball club she manages?

I’d been stanning the hero for 3 years when I was suddenly caught red-handed by his tyrannical doting father, Duke Hades Louvremont.

“Ceaseless pursuit, expensive gifts, and now you’ve come alone all this way up north with no regard for your life…”
“I’m sorry. I have no excuse.”
“Alright, I’ve lost. Your devotion is undeniable.”
“...You think so too? Even I admit that this is the pinnacle of devotion.”
“Many women have pursued me, but none as persistently as you. I stand amazed. Let’s hold it, then. Our wedding. As soon as possible."
“Ha... Yes, I’ll accept my fate.”

Silence.

“Wait, pardon?! What?”

What did he just say?
Surely I must've misheard?
But the duke, smirking at my shocked face, gave the finishing blow.
“I said, I’ll marry you.”

Wow.
The hero’s dad has an inflated ego.

From StarryHeaven:

Yuurin, the daughter of a low ranking government officer, came to the royal palace after hearing of a job with higher wages. However, that job is to act as the bride of Haku Reishou, who is feared as being the ruthless and heartless "His Majesty, the Wolf". In the royal palace where conspiracies swirl, after learning His Majesty's secret, Yuurin ends up stuck being his temporary bride...?!

The drop-dead-gorgeous and high-sex-appeal Akasaka Hibiki is going through breakup blues. Soon after being dumped, she's asked to become her schoolmate Aoyama-kun's mistress?! Aoyama-kun will try to gain Hibiki's affections through different means, so let's just hope he doesn't nosebleed to death in the process.

Rather than just the king’s wife, she’s more of an Empress.

A romcom about a woman who is more than just a “villainess”—she’s a “Heinous villainess.”
Victoria Winner, a duke’s daughter, is told by Prince Frederick that their engagement is annulled.

An ordinary lady would either burst into tears or fly into rage. But Victoria did neither.

“I will not allow our engagement to be annulled,” says Victoria.

Annulment of her engagement, assassination, insidious bullying inside the royal palace. A romcom where Victoria will confront them with a very pompous attitude.