From Easy Going Scans:

Chang An in the Tang Dynasty of China (618-907): The demon star is passing through the sky, calamity is about to befall the Tang Dynasty - because of a woman.
Skilled in martial arts and war tactics, Princess Li Chang Ge sets out to avenge her family and take back the throne.

Overflowing wealth, exceptional looks.
Illya Blodin's life was perfect.

Until she witnessed her fiancé's affair, that is.

"I changed everything, my taste, my hobbies, I accommodated his every wish... But I won't live like a pushover any longer. I'll get a perfect break up!"

For the perfect break up, she finds a new fiancé, Karhan Evantheon.
She tried to shield herself with Karhan's fearsome reputation, but...

"I found this flower on the battlefield, and I really wanted Illya to see it."

Turns out, he was a cute puppy?! Will this engagement be okay?

Anise suddenly gets a message on her phone one day asking whether she'd be willing to lend her their aid. As if responding to her thoughts, it chooses for her and she finds herself suddenly summoned into the world of an otome game. While Hime is dumbfounded at her situation, Hime, the girl who is summoned with her declares, "I'm the saint!" As a result, Anise is treated as useless and driven out.

If things were to continue to go on like this, then the general of the neighboring country will die, Hime, as the saint, will take over, and a tragic ending will be met. To avoid that and take her life into her own hands, Anise resolves to save the general, change the scenario, and just settle down somewhere, or that was what she planned, however...

Links:
Original Web Novel: https://ncode.syosetu.com/n0469ft/ (Japanese)

Gotou-san, the prettiest girl in school, tries to get the attention of Maeda-kun, who sits in front of her. She secretly harbors a crush on him, but Maeda, who lacks self-confidence, doesn't notice her feelings. What is the future of Gotou-san's unwavering love?

A shut-in is reborn into another world with the promise of a peaceful life. Although born into royalty, because his magic appeared to be weak, his parents abandoned him without a thought in the forest to be devoured by monsters. However, his magic is actually inhumanly strong. Just what will he have to do to attain the peaceful life he so desires?

Alt. Description:
I, a HIKKI-NEET, suddenly reincarnated in another world as a prince, and was immediately deemed the weakest ever, with my life already in a pinch after being abandoned as a baby, being stared down by a huge beast!? However, I could only use one kind of magic. It was close, but I was able to avoid a "dead end" in my first few days of being born using that magic. Anyways, I just want to live a lazy shut-in life as an adopted noble with my one all-purpose magic, but...?

A comic-adaption of a story about rising up!

Sung Hoon was a normal High School student, but one day he finds himself with a cute little tiger girl. He is told that the world will end if he doesn't marry her.
Thus the story begins with the cute smile of the tiger girl.

Koki Sakieda is an assistant for Akira Akanabe, a manga artist he admires, who always tries to praise him in some way. Sakieda is worried that he will end up falling in love with her if this situation continues. Then Akanabe unexpectedly asks him to go out with her... The story depicts the daily life of Akanabe-sensei, who lavishes praise on Sakieda without embarrassment, and Sakieda, who tries to accept it all gracefully.

Reishi Kiyota, a ronin student, has a phobia of love due to a traumatic experience and has never been with a woman in his life.
His neighbor, Aika Toyokawa, an office worker, likes Reishi and tries to seduce him with all her might..!

A handsome, slightly erotic, and love comedy.

[There was a pitiful girl who cried tears of diamond and lived while being abused by her family. But a prince appeared and killed off the entirety of the evil family. And so, the girl lived happily ever after with the prince.]

...is the fairy tale, but I reincarnated as the evil sister, 'Marcia Blick'?!

This damned household! I have to escape from this house now, at least! But if I run away, what about my sister who will be left behind? I've made my decision! We're going to run away together!

'Larisa. Let's go find that prince who will make you happy!'

But: "Please marry me."

Prince, why are you proposing to me? Your partner isn't me, but my sister! This sister of yours will make you a 'perfect ending plan'!

Suzuki Iruma has just been sold to a demon by his irresponsible parents! Surprisingly, the next thing he knows he's living with the demon and has been transferred into a school in the demon world. Thus begins the cowardly Iruma-kun's extraordinary school life among the otherworldly...

Yang Kiryong is an ordinary high school boy who has a classmate named Yoo Jae-Kyung, who is somewhat clumsy and clueless. Both have a very good friendship, but without any kind of love attraction. Until one day, by chance, Kiryong discovered the deepest secret of his friend and because of this his heart began to beat, will it be beats of fear or love?

Our main character was an unsuccessful romance fantasy novelist when she gets into a hit-and-run then wakes up as the villainess in a best-selling martial arts novel. She uses the information from the novel that she had analyzed in her original life, in order to avoid her death-ending and finding the truth behind what had really happened to her.

Continuation of A Story About a Man and a Woman and When They Sleep Together, Money Appears Out of Nowhere posted by the author on pixiv.

Fuyuki is a beautiful and cool gal! But there's a secret side of her that she only shows in front of her husband...? A cute love comedy with a gal wife!

Shindou Eruko, a glasses, big breasted beauty, found a job as a handyman for the Amaguri Handyman service after her NEET life comes to an end as her savings ran out. She immediately falls for her co-worker Hoshi-kun on their first day working together, but there's a problem: Hoshi-kun is a high school boy, while Eruko is a 27 years old onee-san who has trouble telling reality and delusional. She ends up constantly scheming to get close to Hoshi-kun to turn many of her delusions into reality...

This manga takes place after Vol.14 in Henjo - Hen na Joshi Kousei Amaguri Senko

Seto is a serious kid who leads a quiet High-school life, until he starts to get teased by resident Gal Anjo.

"Hanako-san, Hanako-san...are you there?"

At Kamome Academy, rumors abound about the school's Seven Mysteries, one of which is Hanako-san. Said to occupy the third stall of the third floor girls' bathroom in the old school building, Hanako-san grants any wish when summoned. Nene Yashiro, an occult-loving high school girl who dreams of romance, ventures into this haunted bathroom but the Hanako-san she meets there is nothing like she imagined! Kamome Academy's Hanako-san actually is a boy!

Koga decides to confess to the the school's most beautiful girl, Meguro. To his surprise, she agrees to go date him. But what surprises him even more are her following words: "I'm not a virgin."

The "new generation wedding" manga features the tagline, "Will getting married really bring happiness? Isn't getting married a risk?"

From MangaHelpers :
High school student Misumi Makoto is called into a fantasy world by the god Tsukuyomi, in order to be a hero. However, powerful others in this world aren't as thrilled to have him there, and they kick him to the edge of the world just as Tsukuyomi declares that he must leave Makoto to find his own way. Now it's up to Makoto to find his own way.