A duke's daughter and the crown prince's fiancée... I, Rachel Sheringham, was both and wielded dark attribute magic, which allowed me to use necromancy. I was accused of colluding with demons due to it and was executed.

With regret as my source of power, I will return to life as a lich!!!

On the second morning after my 20th birthday, a miracle happened. On that day, I found out the truth: my fiance had had a hidden lover, my very own cousin. After that, I decided not to believe in love anymore, and died miserably.

When I woke up, I was in my past. This time, I want to have a relationship with no strings attached, and without any superficial feelings such as love. So I proposed a marriage; a marriage that would be nothing more than to keep up appearances, where there would be no love involved. "Duke Agentine, will you marry me?"

In the fantasy story, the demon king Leonis sealed himself away for 1,000 years in order to prepare for the final battle, but when he woke up, he found himself in the body of a 10-year-old boy. A beautiful young woman named Lisellia from the Holy Sword Academy then says to him, "Why were you locked up in such a place? It's OK now, this big sister will take care of you!" Under Lisellia's care, Leonis is shocked to see that the world has completely changed. Bewildered and confused, Leonis finds himself enrolling at the Holy Sword Academy.

Chan-Woo finds it difficult talking to Sul-Hee, who always seems to be angry about something. However, what he says to her actually makes her heart beat like crazy! A sweet, romantic story of a young couple’s first love!

An orphan named Aisya has been gifted the incredible power to make paintings that perform miracles just by using her blood. She and her best friend Loki have a wonderful time together, despite her deteriorating health. However, Loki realizes that he’s nothing more than Aisya’s drawing when he tries to save Aisya one night from an attacker. Aisya sends him on a quest to destroy her paintings and her curse, and to save the people changed by them, but can Loki look past his hatred of humans in order to carry out her wish?

After the first Gate opened in 2018, Lim Dae-In survived for 20 years on Earth while being connected to other dimensions.

The day after his long-awaited retirement celebration, he regresses by 20 years, back to when he had nothing…

From Summer Rain:

The story unfolds in the Edo era in the Yoshiwara red-light district of Tokyo. Akane, a girl whose family is from Samurai, is sold to a brothel to be orphaned. To be the "little sister" of the "lady" No 1 spot. This will bring a client ask, then she meets a stranger very peculiar man. What will happen after that meeting?

The girl I like forgot her glasses

The amusement park planet of Granbell Kingdom has been abandoned for 100 years. Rebecca and her talking cat Happy are the first visitors in years, causing excitement among the robot inhabitants. However, Rebecca soon discovers that she’s not the only human in the park!

Shiki has lived on Granbell for most of his life after being taken in by the Demon King robot, who became his grandfather-figure. Now he does repairs for the robots in the park. But the robots then strangely turn against Shiki to force him to leave the planet with Rebecca in order to fulfill their promise to the Demon King, who knew Shiki was destined for greatness. With the ancient powers of Ether Gear, Shiki begins his journey into space, where dragons roam the stars!

Hina from 5th grade has a secret she can't tell anyone: 3 months ago she started having periods. However, one day her childhood friend Daichi found out about it. These are the endless worries of children starting puberty.

From the authors of "Shin Angyo Onshi" a new manga set in Japan and Korea during the Edo period, a time of great upheaval between the two cultural groups. In ancient times, Japan and Korea would send its criminals to a penal colony called "Kyokudo", situated in the channel between the two nations. There the cannibal Juu was sent for murdering over a thousand warriors while in Edo. Yet for an island meant for criminals, there was but one Korean medic, Han, exiled from Korea for killing and dissecting over a thousand people.

In a ruined world, a human girl, Lu, and a droid, Zet, live a humble life. Then one day, they encounter a mysterious new droid, Chrome... Now all three of them live together like a family, but then...

This contains two short stories, one about Bun and a new kid he's found to replace Satoru from Heat; the second is a look at Bun and Daisuke

Miyamoto Kano's "Walker" universe timeline:
1) Are You Enemy?
2) Not/Love
-- Not/Love dj - The Reason Why We Live Together
-- Not/Love dj - Dog Days
-- Not/Love dj - Demonic Conversations
-- Not/Love dj - Brand New Lover
3) Heat (MIYAMOTO Kano)
-- Under the Skin
-- Lizards, Angels, and Daemons

The ones on ( -- ) are doujinshis. They give background or "add into" to some key points in the main story line. So you're not really missing anything even if you don't read it.

Haruto Ichinose has an older brother, Shori Ichinose, who has excellent grades, is a basketball prodigy, and is very popular in school. Although he says he hates basketball, he trains alone and challenges his brother, only to be beaten back. On the other hand, his older brother Shori seems to recognize his "talent" more than anyone else, but who is he really...?

Five students, 3 women and 2 men, wash ashore a remote island, survivors of ship sinking.

Finding themselves in this extreme situation, their instinct and conscience intersect and collide!
Crossing thoughts, feelings of love and hate mixed with trust and betrayal. A story of uncontrollable libido and murderous intent…

Original R18 web novel: https://novel18.syosetu.com/n1896br/

The Haiboshi family's line of work is assassination. Takatori, their princess, picks up a boy named Raika who swore to dedicate everything.

After tomboy Haedam is thoroughly friend zoned by her first love, she's determined to glow up before college. But when she makes the wrong impression on her first day of school, she realizes she needs the help of her reluctant neighbor. In exchange, she promises to put up with their living circumstances and keep his secret. What could possibly go wrong?

Aoi prefers indoor hobbies and is afraid of heights, but her childhood friend Hinata loves to show off her passion for mountain climbing. As young children they once watched the sunrise from the top of a mountain, and now they've decided to take up mountain climbing in hopes of seeing that sunrise again. They have cooking battles with mountaineering gear, climb small hills in their neighborhood, and meet new mountaineering friends as they learn the ropes of the hobby. When will they finally see that sunrise again?

Web Novel Spoilers warning: The story takes place on Earth after end of the Web Novel. Rimuru plants a parallel existance inside Satoru Mikami, to live his life with Ciel and finish his missions he was unable to when he first died.

Retelling of Mobile Suit Gundam SEED Destiny's story from Athrun Zala's point of view.