After winning the battle of Katze Plains and founding the Sorcerer Kingdom of Ainz, they aim for a utopia of perpetual continuity and prosperity, a world where many races kneel before Ainz. As the first step toward achieving this goal, Ainz heads to the Empire to strengthen the Adventurer’s Guild and incorporate it into the state. Behind the scenes, the nations of the world are beginning to stir with their own agendas for the Sorcerer Kingdom...! Ainz's high road, once again!

One day, Sumeragi Yuuto was suddenly transferred to a new world. This world resembles a world from a novel that Yuuto recently read. It is a world where beauty and ugliness are reversed. Yuuto fell and was carried to a safe place. The girl who carried him was considered ugly by the people of this world. This is the story of making a harem with her and her other party members.

Another short Twitter manga about an old couple turned young again.

The setting is a certain kingdom. In order to save the kidnapped princess of the kingdom, the Kingsguard squadron challenges the "Dragon Tower," a gigantic structure floating in the middle of the sky, but they are blocked by powerful demons.
A provocation is made by a neighboring village to replenish the injured personnel, and when a young man is sent to the tower, the wheel of fate begins to turn.

Tale of sword & sorcery and labyrinth exploration begins!

From MangaHelpers:
A young noblewoman once dreamed of becoming a magic user like in the old tales, but her time in magic school has dimmed her passion. One day, a mysterious man comes to her rescue in the forest, using magic like in the old stories. Despite the fact that he is clearly skilled in magic, he is thrilled by the idea of learning new techniques. Since the only way to do that in this day and age is in magic school, he alters his appearance to school-age and decides to accompany her back to school.

A young man who had surely died in an accident, was reborn in another world as a baby! After that, he was picked up by the patriot hero "Sage" Merlin Wolford and was given the name Shin. He was raised as a grandson by Merlin and soaked up Merlin's teachings earning him some shocking power however, when he became 15 his grandfather Merlin said: "I forgot to teach him common sense".

Sieg is an adventurer with an incredible defensive power, and he always uses himself to attract the monsters' attention to assist his teammates. However, the party leader just focused on offense without realizing Sieg's intention, so he kicked him out. After Sieg left, the team repeatedly failed multiple quests ... At the same time, Sieg took the position of gatekeeper at the Royal Capital. Thanks to his defensive power, he was quickly promoted to division captain. His subordinates included a carefree big-breasted Swordswoman, a perverse freakish girl, and an Archer with an erratic temperament. He and the girls started slowly gaining the trust of people around them!

Both of them are straightforward people. Once they meet, they quickly get to know each other better. A heartwarming romantic comedy that begins with a certain incident. Shibata Kasane, a graphics designer at a toy design and development company, is troubled. Her troubles started when she grabbed her colleague Enokida Subaru's ass by accident! Kasane was intrigued by how similar Enokida's ass and her favourite childhood character felt. At the same time, Kasane felt guilty because Enokida might have been uncomfortable. Enokida said "I don't mind" but had a pained and frightened expression. Kasane was overcome by the urge to apologise profusely! On the other hand, it looks like Enokida is hiding something.

Shizuka is a normal schoolgirl who can see ghosts. She works as an assistant to a famous exorcist named Kamui-san. Kamui-san's exorcism technique is… unique.

High school student Mikoshiba Ryouma was summoned to a different world in the middle of a war. Sensing the malice from the one who summoned him (a summoner of the O'ltormea empire), he uses his martial arts to run away, killing important people of the empire during his escape. After the escape, he rescues two twin sisters from the hands of thieves. The sisters who can use magic, swear to serve him as subordinates. Thus, Ryouma begins his journey on the path of the supreme ruler.

Heroine has traveled back in time and entered the universe of "Lady and the Beast," a 19th century soft porn trashy novel. She finds herself in the body of Anthea, child bride of the Monster Crown Prince Blake, who has been cursed to die at the age of 18 due to this sins of his ancestor. In the novel, Anthea should have committed suicide after looking at the horrible cursed birth marks on Prince Blake's body. But she tries to rewrite a part of the story by instilling confidence in Blake and showering him with unconditional love, just until he is ready to meet his "real" true love, Diana.

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She transmigrated into the body of Ancia, the current wife of the monstrous crown prince, Blake, in an R-19 romance novel.

In the original story, Ancia committed suicide on the day of their marriage, leaving Blake with massive trauma. But this time, Ancia wouldn’t do such a thing.

Blake was the second male lead in the original novel. He was portrayed as a beast that possessed an exquisite facade. Yet, right now, he was behaving just like an innocent rabbit.

The only person who can remove the crown prince’s curse is the heroine, Diana. My role is to just keep this little boy from getting hurt and then step down in time, but...

“Ancia, don’t leave me!”

This little rabbit keeps chasing me.

From MangaHelpers:

Nagumo Yumi is an idiotic high school girl, whose post-graduation plan is to go to the US and become president. To her high school friends' amazement, she actually manages to make it to the US during summer vacation. After befriending some elderly veterans, she becomes convinced that joining the Marine Corps is the best way to move her dream forward. The waitress Linda Crawford joins her to sign up at the recruitment center, and she also meets friends among the new recruits, Rita Fernandez and Donna King. Will they have what it takes to become a Marine? [tethysdust]

In Tokyo, suspicious cases are occurring where the victims have all of their blood drained from them.
Mikogami Keiji, a detective who also wants revenge for his lover, killed 10 years ago, pursues the culprit, the “Man with two faces”.
What is the identity of the silver-haired girl who observes him…?

From Manga Updates: A very popular early work from Kinoko Nasu from the Tsukihime & Fate fame, the Kara no Kyoukai universe has meet great success as an animated film adaptation, novels and radio dramas. Kara no Kyoukai depicts a world were the true dark nature of the human being is being reviewed and exposed by shocking and ruthless events, and in the center of it all we have Ryougi Shiki, the true heir to the long lived, wealthy and mysterious Ryougi clan and Kokuto Mikiya, a would be normal high school student if it wouldn't be for his amazing deductive & investigative progress. The moment Kokuto and Shiki meet is the moment that the wheel of fate started to turn, however is this fate moving forward naturally of it's own accord, or is it all being orchestrated from behind the scenes by an enigmatic persona? Only time will tell.

An abused little girl with nothing to live for meets an old man with a nasty personality

It's been one year since Rin moved to Tokyo for high school. He was told by the landlord of his apartment that he didn't have to pay rent if he takes care of the landlord's granddaughter, which he immediately accepted. However, that granddaughter, Mako, ended up being a 20 year old college student who is completely incapable of taking care of herself. Even so, it was love at first sight for Rin, and he's been taking care of her ever since.

Imaizumi is a high school boy who lives alone in his apartment for a reason. He has a secret that he can't tell to anyone. And the secret is that he lives with the top three Gyarus (gals) of his school, Hamasaki, Kurumozaka, and Sasaki. He spends his day playing, talking and getting physical with these Gyarus, all of whom have a quirk or two. Imaizumi-kun is getting more and more addicted to his lazy, naughty and free "youth"...?

Nagisa Ootsuki shed her former self out of shame from failing her highschool entrance exams. On her first day in her new highschool, who does she meet but the girl who made her fail the exam! How does Nagisa deal with these complicated emotions?

Author's twitter: https://twitter.com/sakuragi_ren

This is a world where androids operate virtually indistinguishable from humans. In this world, assistant android Hinageshi has fallen in love with high school novelist Kaede. However, if anyone were to find out, she’ll end up being processed. The debut of a rival, her first friend, a mysterious phone call and the sweetness of youth. A story with many twists and turns!

"Hello fellow citizens. I am Yoshida the half-elf, working for the post office of the Imperial City of Idazig. My job is to deliver letters and documents to wherever you need them to be, whether it be a castle in the sky or the bottom of an abyss." This is a comedy written by the biggest Medieval Ages geek, hitting the fantasy genre from an entirely new angle!