An upright and clean handed person, Kusakabe has no experience in dating. Wishing for sexual desire and love to go into ruin, he keeps his distance away from them. However one day, a cute neighbor, Hiragi-san, appears before him and asks him to hand over his used tissues to her!? And so begins the story of a serious guy and a neighbor succubus, a one shot heart thumping comedy!!

From MangaHelpers:
Hana, a high-schooler that is known as the cutest girl in school, gets pulled into a supernatural event while on a beach trip with her friends. This event, called a "Red Night Eve" involves a transformed extremely massive shark, which targets Hana while she's swimming! Luckily, she's rescued by the siblings Yayako and Yuuto Kagimori, students from her school who know all about these occurrences, and who even have a support program AI named Acacia in their tablet to help them. Not long after, Hana and the siblings are involved in another event, this time involving her precious class pet parakeet being transformed into something monstrous. With all these supernatural events, Hana's life is never going to be the same.

The husband was in love with her cousin and the family was taken away by cigar. The moment I fell into despair and to end my life; the memory of my past life came to my mind.

The life of a white-haired worker in Seoul, returning to the past, she decided. “I will not be abandoned by them again. Now I will forsake them!”

Ian stare full gazed at Iris’ eyes, “Do you remember what I said the other day? Are you asking for a different fee?”

“Yes. I want to get it now.” Iris, was a woman who had nothing. “I did not have a strong parent like other noble princess, nor did I have much money.”

“What do you mean by yourself?” Iris blinked. He laughed and said. “Let’s have a relationship with me.” The eldest son of the line, the best of the empire, the best dancer Valencia is the perfect husband. The rope for the revenge makes me crave for more.

When Futaro was five years old, his father left his home. Futaro's mother got sick in poverty. Also, Futaro has a ugly face, like Quasimodo. He's been discriminated against and treated like trash by almost everyone in his neighborhood. Finally, his mother dies because they can't afford medical treatment. Burying his mother's body, Futaro makes up his mind to do anything for money...

A boy is initially overjoyed at the news of him having an older sister, due to his father remarrying to a woman who has a daughter. That is, until he finds out that his new sister is actually his school's strict PE teacher, Shina. With his father going off to live with his new wife, the boy will live with alone with his new sister. In their new life together, the boy finds out that Shina at home is completely different from Shina at work: clumsy, scared of insects, and kind.

In this world, respect is earned with martial arts. Weak martial artists have strengths of tens of thousands of pounds, capable of cracking boulders. And the strong ones can cut off rivers and split mountains. There are even martial kings who know everything and can travel across the universe. Martial art decides your fate as well as your life and death. The weak is humiliated while the strong looks down on the world. This is a a world where the strong bullies the weak. People's statuses are decided by the levels of their cultivation of martial arts. Each faction fights for the title of "The Strongest". Only the strong ones have the right to survive. Even if you are from the same clan or faction, if you are weak, then you will be bullied and kicked out without mercy. Original Webcomic: http://www.dmzj.com/info/jueshiwushen.html

Due to a mistake one night, I became the target of the most obsessive man and a villainess!

After possessing Ripley, a count’s daughter and an extra in a novel, I became the female lead. Since this is the case, I will try to enjoy the riches and luxuries of a nobleman that I couldn’t experience in my past life.

I can remember up to drinking alone in a corner at a party… but I woke up the next day in the male lead’s bed!

Ripley became the target of the villainess after the male lead’s remarks that she should be responsible for spending their first night together. Knowing the fate of the female lead, Ripley tries to get rid of the male lead by causing trouble, not washing, and all sorts of things. Nevertheless, the male lead’s unwavering single-minded heart begins to shake.

Based on the webnovel written by HWANG DoTol with insert art by MSG

A regular person falls in love with a superhero who protects Earth! In terms of circumstances, ability, experience--they are from two different worlds, but they get to know each other, support each other, and then... A unique love story on a planetary scale now begins!

Tomari has suddenly been appointed to Enra Hall to be the aide to the King of Hell. A contract love comedy unfolds.

It's the year 305 of the Alcian calendar, and the world is currently controlled by "numbers." Every human born is branded with a "Count." This Count can be anything; the amount of kilometers walked, or the amount of people who have said your food is tasty. If your Count drops to 0, you will be sent into the Abyss. After Hina's mother's Count dropped to 0, her last request was for Hina to look for the Legendary Flying Ace.

The manga tells a spinoff story from the viewpoint of the mysterious man V.

Alien who thought that it would be better if Earth was just destroyed due to its civilization being at a far lower level than hers reconsiders it after seeing cute things.

(Source: Shueisha, translated)

A teenage boy who wants to die finds a yandere girl to do the job for him.

After the re-marriage of her mother, Himari went to her former city. but, she'll meet again the boy who traumatized her in primary school...! But the worst thing is what she'll learn after getting back from school...

Keita Suminoe has two older (not blood-related) twin step-sisters who love him in a lustful way and have no problems expressing it. They even like to compete about it; much to the laughter of his friends (which he usually endures without problems). One day they come to his school to give him his lunch, resulting in him getting angry due to the atmosphere. To counteract his anger, they confess their tender feelings for him in front of everyone and leave. Feeling sorry he chases after them and says that he'll study hard in order to get in the same high school as them.

"You fought twice against my father, Rodias, and once with my brother, Shalk. You lost every battle, but you're still alive". Tina's voice was a bit ecstatic.
Tina, the daughter of the leader from the world's strongest cavalry corps, the Vassamund cavalry, got to meet Du Darkus, an unorthodox hero with the nickname "The Always losing General" in her first time going on the battlefield.
This is a fantasy war story following a hero named Du Darkas, his follower Tina, the princess general Sharna, and other attractive characters' way of life in a war torn world that's full of conspiracies.

Mika is so desperate to see her dead friend again that she tries to kill herself. Before anything can happen, she is saved by two mysterious travelers...
Together with her two companions, she embarks on a journey into an illusory world where hope and despair are intertwined!

'Hiraeth' is a Welsh word for homesickness or nostalgia, an earnest longing or desire, or a sense of regret.: https://en.wikipedia.org/wiki/Hiraeth

Fukamori Shizuku, a monstrous girlfriend who attacked me in my first day of high school. Every day I spend with this big deceiver is in ultra hard mode due to some serious circumstances!!!! A big trouble!

After becoming a high schooler, Chiori begins to grow envious of how her peers are getting girlfriends and boyfriends left and right. "Having a lover seems like so much fun." "I wish I could get a boyfriend, too." "Why won't anyone confess to me?" When she voices her complaints to Issei, her childhood friend, he suddenly comes back with, "If that's the case, then go out with me."
Could this be the start of a dreamlike relationship?!

Kardinal, a researcher who loves light novels, had been reincarnated as the villainous daughter of an otome game. Her banishment flag is raised, but oblivious to the game's storyline, she doesn't know how to overcome or avoid it. She makes the critical decision to live on her own and become a villainess until the very end! She'll rise up in this unknown world embracing her new role.