Due to a misuse of a word joke on live TV broadcast, girl group otaku, 'Jin-Kyung' ended up becoming doxxed and labeled as a "child predator", and ended up getting Social Anxiety Disorder. 3 years later, because of his past incident from the 3D world, his love for only the 2D world manifested, and ended up becoming a "Shut-In Otaku"! Then one day, as Jin-Kyung was no-lifing as usual, he was summoned to ‘Another World’, and came face-to-face with a bright-eyed, hopeful Summoner… Interesting enough, in the world that Jin-Kyung was summoned to, his Social Anxiety Disorder disappeared, and he was also able to wield immense power, and became the strongest summoned being there ever was!! The story of a former girl group otaku turned powerful 2D otaku, and the story of a weak and feeble Summoner commences now!!!

The demon leader Di Shi Tian was betrayed by his most trusted friend, and perished under the combined attack of the Five Sects. When the world thought they had vanquished the demons, Shi Tian is reborn as a student Mo Fan. Without his powers and abilities, and under the attack of the Five Sects, Di Shi Tian starts his journey of revenge.

Makoto is a recluse (hikikomori) who gets summoned to another world. From the Goddess Liana, he's granted the "Truth Eye" aka "God's Eye". Makoto is now able to see various things, including the past and future, using this ability to live as an adventurer in a different world.

Half a year ago, a giant spiderweb appeared across the sky. For a while, it got a lot of media attention. Eventually, when nothing seemed to be happening, people carried on with their normal lives, ignoring the spiderweb. Amedome Tsutsuji lives his daily life under the spiderweb. At school, people have nicknamed him "Ninja," since it's so easy not to notice he's there. Even automatic doors won't acknowledge his presence by opening for him. But he can see what others can't: aliens are coming down from the spiderweb, taking humans bodies as hosts, and eating people.

For that reason, he uses his ninja-like ability to carefully guard his crush, Mizuno, as she goes home from school. In other words, he stalks her, but with the best of intentions. He's determined to be there to protect her when the spider-aliens attack. To that end, he teams up with another, friendlier alien named Tsuda, who gives him a powerful weapon: a faucet. Will Tsutsuji be able to protect Mizuno from the parasitic spider-aliens with his trusty faucet?

After spending most of her youth fielding the attention of countless wealthy suitors, Suhee Kim finally finds true love with a steady boyfriend named Jinsu Han. But then tragedy strikes, and Suhee is murdered in cold blood.

To Suhee's surprise, she is immediately reincarnated as a baby girl named Sanghee Kim, who just so happens to be a princess! Plus, she is fully conscious of her past life. There's just one problem: in this society, women are seen as totally inferior, even princesses. Appalled by the treatment of women, Sanghee is determined to change the kingdom's patriarchal ways. Will Sanghee be able to succeed, or will she be stuck living her second life being treated as a lowly woman?

This is a world whose peace was destroyed by the Shadow Lord, ‘Secneum’. ‘Niro’ is a half-elf, half-human boy who lost his parents as a baby and was adopted by a slave couple. In this world, slaves are not treated as humans. Since Niro’s adoptive parents are slaves, they are mistreated and eventually lose their lives. Now Niro is alone once more, and must shoulder the burdens of his family and do whatever is takes to protect his two younger siblings. If Niro wants to escape this fate, there is only one thing he can do. He must graduate from the academy, ‘Excanum’ just like the current Emperor, ‘Muren’ who was once a slave!

Girl who is only romantically attracted to snakes falls in love with her teacher.

Meet Asahi, a female college student possessed by a vengeful spirit without any of his memories among the living! This is the struggle of the two of them searching for his missing memories, a new-age über-stylish ghost battle manga!

I am Beelzebub, the King of the Devils that stands tall over all others. But after being betrayed by my subordinate and killed, I was reincarnated. I was definitely supposed to be born again as a devil…! But I can’t even spea… ababubaba…! The almighty Beelzebub is now a human child?!

Everyone else wants to live forever while all he wants is to die. Others have to die while he couldn't no matter what, but he couldn't live, either. No matter how many times he dies, he'll be reincarnated and start a new life as a different person. But no matter how many times he revives, he won't live longer than one year and then he dies again. All this because the "Cops of Death" in the underworld miscalculated his lifespan which contributes to him being tortured! "When can I finally die?!" he howled and they kicked him to reincarnate again, but this time things are going to be more interesting...

Sumire was a high school girl before she leapt into another world the moment she fell down. Before she could collapse and die, she came across a silver-haired boy who had already collapsed and was dying. One thing led to another and she ended up working at an Adventurer’s Guild. She doesn’t have any special powers, but she’s well liked by strange plants and animals. What does Sumire’s future hold?!

Artist's Twitter: https://twitter.com/matuitommy

Yulia is reincarnated in a world set before the start of an otome game. She started working as a maid in the castle, but she is serving the princess who appears as a villain in the game! "I won't let this cute princess become a villain!" Rumored as a tough, impregnable maid, she herself will make sure to show the princess happiness! She will use her knowledge of her previous life and the life of magic to change the future of the game is what she thought, but for some reason, a knight who showed interest in her appears! Not taking falling in love into consideration, follow this talented maid through her fantasy!

In the prolonged absence of the King and Queen of the Kingdom of Hearts, their daughter, Princess Eleonor, was compelled to hastily ascend the throne.

At that moment, memories of Eleonor’s previous life came flooding back to her, and it dawned on her that the world in which she currently resides is that of an otome game she once played…?

All the words that pass her lips turn into venomous barbs, leading her down the destruction route at full speed—!!

Aptly described as "Da Vinci Code meets Jurassic Park," this story follows our go-getter protagonist, Lily, as she deals with spies, intrigue, action and conspiracy in a film noir-esque setting dotted with references to art, literature, film, history, science and many another geeky topic.

I met a Mahou Shoujo; and so began my story.. "Then I will become a Mahou Shoujo!" In order to save Hoshi Karen, the Mahou Shoujo who had protected her even while being pursued by tanks. Kokone, who was entrusted with Karen's Grimoire, decides to become that which is acknowledged as a "Calamity" by the world... A Mahou Shoujo!

Yang Jaesin always dreams the same dream of a woman telling him she'll be waiting. One day, he meets a mysterious fortune teller who tells him he cannot avoid destiny and leaves him with some advice: For the path he walks, Jaesin must keep with him "the eyes that can see the isolated truth."

...I don't want to die. I want to be free.
If a monster is what I have to become to be free, then that is what I will resign myself to.

Striking the infected with incessant pain that runs throughout the body, a strange, debilitating, and deadly illness. The life of the boy who had suffered several years with this affliction had come to end with little time for him to despair as he died without an attendant by his side. When he awoke again, he had been made into the lowest ranked undead by an evil necromancer. Though the boy rejoiced at having obtained a body that could not feel pain, he immediately realized that he was still at the mercy of others. There was no large difference between his present situation and being confined in bed. However, because the boy wished for peace, he couldn't leave the world as it was.

With freedom as his goal, what he needed was prudence and power. Occasionally running, fighting, fearful, and hesitant, this is the story of the cowardly King of Undead as he seeks to be free. [Source: MangaUpdates]

WN Raw: https://ncode.syosetu.com/n6621fl/

I actually reincarnated into a different world and became the Demon King Overlord?! And my task is to destroy humanity! Wait, that ain't right. I'm a pacifist you know? I'm not like this at all? What? I killed a thousand human army with my energy blast?! That was an accident! It was the relic's fault! It's all a misunderstanding! Hahaha! Why can't we get along nicely? Huh? So what if I'm the devil? Doesn't mean I like doing bad things! Stop annoying me or I will blast you to kingdom come! Wait! Argh! Come on! I'm not that evil! I'm not the Overlord!

The first lieutenant of the Space Alliance Defence Force, Suna Kim, travels dimensionally to a fantasy world called Rofan! An extreme survival story plays out after she dies and reincarnates as the daughter of Duke Langtry, who was cursed and killed. The frugal lady travels in search of her spaceship, which crash landed in the unfamiliar and barren fantasy world. A lively and brutal romance in court!

Our main character, Asai Manatsu, is the nice guy, who gets isekaid after he got dumped while proposing. Then he dies while trying to save a mysterious girl, but then wakes up in her body?!

Bullshit aside, this is just Dark Souls with waifus.