From Chibi Manga:
Koharu is a first year Performing Arts student at Funakoshi High school. Her class is full of famous popular people making the anonymous Koharu feel slightly awkward. However, "I want to try a task that only I can do it!", and it's with that resolve that her exciting school life starts. She will star in a mini play to welcome new students, believed to make the leading actors become popular in the future, alongside the mysterious Serizawa Ren...?!

A regular college freshman Kim Jung Hyun and his roommate Kim Homo are polar opposites and friends. It's a story that deals with many sensitive topics with a dash of humor.

The girl I fell in love with is… an alien!? I, the class president, happened to fall in love with my classmate, the eccentric Haru. I confessed my feelings, but her true identity was an extraterrestrial who came to Earth to survey it. “I still like you!” I started going out with Haru, but I have a further “secret” to keep…

Time after time I see my boyfriend Haru Toen, I, Yuki Shirasaka, get anxious about these wicked thoughts brought forth within me. Being enticed with "how best to train your pet" and with discussions with my experienced friend Chiaki, I awaken to a blooming sadistic desire within... Affection and sadism, and pleasures by far--

Young Alice Estevan has a secret. She was actually reborn in "The Tyrant's Silver Flower", a hardcore, tragic BL where she'll be killed for abusing the male leads! Luckily, she still has time to avoid that fate by liberating Edwin, one of the male leads, from the tower he's trapped in. And though she succeeds in getting the key to free the boy, there's just one problem: he hates her guts! With the threat of death looming ever so closer, will Alice win Edwin over and earn her happy ending?

From MangaHelpers:
This manga is related to the "Date A Live" novel and anime. It features members of the AST (AntiSpirit Team), a special squad devoted to fighting spirits. Okamine Mikie idolizes her superior AST member, Tobiichi Origami, and may be in love with her as well. Unfortunately, Origami seems to want nothing to do with her. One day, they end up heading toward an explosion that wasn't caused by a spirit. Instead, it was caused by a girl named Ashley Sinclair, who transfers to their school shortly after the incident!

Alois, a man who works as an imperial guard despite being a descendant of the royal family. Elina, a duke's daughter who used to be the fiancée of the crown prince, Gerard. Their destinies completely changed because of the crown prince one-sidedly breaking off his engagement with Elina. However, due to the emperor's intervention, Alois is to return as a member of the royal family and wed Elina?! This is the story of two people who, because of their sympathetic natures, are toyed by their circumstances, but soon come to learn about love and how to nurture their feelings.

Okazaki Shimako is an office worker for a fashion company who believes her boyfriend is going to propose to her on Christmas Eve, and is planning on quitting her job. Instead he dumps her by phone right before their date. As she's home trying to understand what has happened her younger sister whom she hasn't seen in 18 years shows up…

Minori couldn't be more different from her older sister. Shimako is straight-laced while she is wild and a free spirit who sleeps around and lives life fairly full. But Minori needs a place to live, and moves into Shimako's apartment. Just what effect will Minori's appearance have on Shimako's love life? Or is it the other way around?

The future cannot be changed! In 2019, former track and field club member Maki Makino meets a mysterious man with sunglasses on her way to school who saves her life. That encounter connects her to her past and future... Presented with overwhelming power, a 'boy meets girl' story opens here with unpredictable results!

Tachibana works in a beachside cafe and roams the beach sands with her dog, Dolphin. Then her cousin Ippei loses a surfing challenge to a newcomer. With a shock Tachibana recognizes Arikawa, her first love--her first heartbreak. After four years he's back from the U.S. and he thinks Tachibana doesn't like him. But before they get a chance to talk Ippei challenges Arikawa to another surfing match--in the face of an on-coming hurricane!

I tried to save the sub male lead, who was poisoned by the female lead, but an accident happened! He said he would repay the favor, but he randomly sent me to the most notorious villain, the Family of Assassins?!

The family that consists of the oldest brother, a knight in the Imperial Army preparing for a revolt, the second brother, a reverend with a large bounty on his head, and a father who is the greatest villain of all time...

Will I be safe in this villainous family throughout my three year contract?

Angela's fanfic became such a sensation that it even reached the Imperial Family, leading her to get arrested on charges of treason.

Nevertheless, her fanfic improved the First Prince's image, and his sister, the Princess, decides to take political advantage of this and keep Angela by their side.

The heroine who can now fangirl to her heart's content, and the Prince who doesn't know how to act around her. As they bicker back and forth, they start growing closer...

"Guest House Yadori" is a seaside inn with a view of the Pacific Ocean.

A 34-year old tanned gal is the proprietress who runs the inn. In an unexpected turn of events, a university student named Youichi Sakimori ends up freeloading there. The playful and alluring proprietress Hana Yadori has him dancing in her palms from morning til night...!?

(Source: Grand Jump)

Spin-off Comic from "The World of Otome Games is Tough for Mobs" Starts! A kindergartener mob life comedy! Even when they're tiny, they're still female chauvinists!

Meet the adventuring school's highest honour student, Touru. Once he got to study abroad, he had a reunion with his childhood friend Nikka. However, what he thought was a girl as human as he was, she was actually a giant of the ogre lineage! Everything is mega-sized in this city of giants. His childhood friend is 100cm taller than him. Somehow his classmates are only girls. Even though he doesn't mean to, miniskirts flutter all around him. Brandish your sword and sorcery in this school-life harem story!!

Shinichi and Ichigo, who are childhood friends among their neighbors, are first-year high school students in the middle of their youth. There was a longing person who had a feeling for each of them! They couldn't get close to each other just by looking at their favorite person from a distance, but one day in early summer, a bitter gourd-related incident changed their daily lives.

Yuri manga, taking place in a fictional Russia.

Ji Oh, a senior in high school who was injured ahead of the National Taekwondo Competiton, is facing late puberty. Cha Gyeol, who met Ji Oh while having all sort of bad thoughts, is completely swoon over by Ji Oh with her dazzling smile. However, the people around Cha Gyeol are somehow dangerous for her to go head over heels with him. Her mind knows that she should be wary of him but she could not stop her interest towards Gyeol. Is it alright for her…to like him?

20 years ago, Weve Aliens arrived at Earth to search for marriage partners. Weve are perverted and love interbreeding. With their advanced technology, they have solved all the Earth's problems to do with the environment, food, and resources.

Gen is a student at the prestigious Human-Weve school Shinryou Academy. Due to his late grandfather's words, he loathes Weve and believes that pure humans will eventually die out if something isn't done about Weves soon. However, Gen meets the Weve girl Mirika, who falls in love with him.

Raito Sasaki is your average gamer, but he wants to be one of the best. So he decides to spend his money on a Trainer, Little did he know that his coach is a gyaru gamer gal! Will our protagonist be able to concentrate on the game?

Series on Pixiv: https://www.pixiv.net/user/6015940/series/101183