The Sage Dwight, he along with the Hero defeated the Demon Lord who sank the world into darkness.
However, they were falsely accused of becoming the next Demon Lords because of his power, and were thrown to The Valley of the Dead to die.......
But though his flesh has rotten away, he lives on as a skeleton because of his grudge against the world. Dwight has vowed to deny that wrong world, and with a power that surpasses even the Demon King of the past, and also leading countless Skeletons he's going to start an all out war...!

"Haruka Yamagishi" is a guy who has no friends or family and just goes back and forth between work and home. One day, when he wakes up, he finds himself in a different world. And for some reason, he's turned into a beautiful dark elf! Now, Haruka has inexhaustible magic power, a sturdy body, and a new life where she can do anything... However, through the friends she met and her activities as an adventurer, changes slowly began to take place. The guy who gave up on life in this world begins to feel what it's like to live. Although there are some traps and other events, it's a touching adventure story!

[Source: Manga updates]

Nearly 2000 years ago, the prosperous Han dynasty of China collapsed. Heroes rose and fell, and three nations emerged--Wei, Shu, and Wu. Historians refer to this period as the Three Kingdoms period. The romance of the three kingdoms is an intriguing tale of heroic deeds, of alliance forged and broken, of loyalty and betrayal.
Hong Kong artist Chan Mou retells this classic tale in "The Ravages of Time" from the perspective of the Sima clan, which in the end united the three kingdoms. Readers will be attracted by an array of well-developed characters and Chan Mou's own unique top-notch art-style.

When he realized it, the protagonist was in another world and had become a sword that was stabbed on an altar in a great plain, crowded with devil beast. The world he was in had a game like system; HP, MP, Strength, Vitality, Agility, Intelligence, Dexterity, Titles and Equipment. Following his instinct as a living sword, he traveled to find the one who could be his wielder, until he met with a cat girl that was about to be attacked by a bear type devil beast.

Orginal Webcomic

One day, Sanada Shirou, who works for a black company, is transported to another world. Using his "creation magic", an ability he gained when transported, he opens an inn and is supposed to lead a slow life, but this other world is a little strange?! It is a world where women are overwhelmingly dominant, where women do dangerous work and battle, and men are powerless and are protected! The daily life of entertaining (in many ways) the women of this other world begins...!

Web novel: https://kakuyomu.jp/works/1177354055503576578

In a distant place, on a certain mountain, a young dragon has been captured by a beautiful female tiger. The two, who were predator and prey, begin a journey to find a way for two animals with very different life spans to live by each other's sides.

TL;DR: Tiger Woman x Dragon Boy

If you accidentally crossed over into another world, what kinds of abilities would you need to reach your peak in life? Would you became an Enchanter? A Hero? Or maybe a Cultivator of Immortal Techniques? Of course not. You would take advantage of your present day knowledge in this other world to do business and earn big bucks!

At the risk of his own life, a young man sets foot in the ruins of a devastated old world. His name is Akira, and in order to claw his way out of the hellhole that is his birthplace of Slumtown, the boy became a hunter. In the wastelands he happens upon a strange woman, standing perfectly still, stark naked.
She is beautiful, but it seems that only he can see her. She exists incorporeal, tantalizingly beyond any touch, and she tells him her name is Alpha.
Alpha won’t show even a sliver of her real intentions, but with a wide smile, she brings Akira his first commission as a hunter. Akira takes the task, if only to become a stronger hunter, and having entered a contract, their dramatic lives in the hunting profession was set to begin.

From Stories of the Boy Hunter as recorded by the Eastern Hunters’ association.
Written post-collapse of scientific civilization.

An extremely beautiful adaptation of a story that held the 1st place in “Let’s become a novelist” both Monthly and Quarter Yearly.
A fantasy adventure about bonds forged with people in a different world.

The setting is a world, where everyone has eight skill slots.
In these slots people can put skills like “Strengthen arm ★” and “Fire Magic★★” from skill orbs, abilities which prove extremely useful for survival. The total amount of stars your skills have can never exceed your slots.

Our protagonist Reiji, worked as a slave that mines skill orbs, until 10 years old.
Along with his precious older sister, Lark, they worked gruellingly in the mines until one day, where the chance for rebellion occurred at the mine and Reiji got his hands on a ten-star, a so called “overlimit” skill, called “World Ruler”.
Reiji went from a powerless slave to having an ability that surpassed human limits, but in the chaos of the revolt, he was separated from the only person dear to him, his sister Lark.

“To regain his bond with her, to make her his true sister”, earnestly thinking so, Reiji’s adventure to distant places starts!

Kosuke was killed by Truck-kun, and was given the ability to live in a new world. Additionally, he was provided two lovely assistants who would do anything for him. This is a story of his adventures with them.

A student at the magic school, Alto, who was on the verge of repeating the school year, accidentally found a book that activated a magic circle, and as a result, summoned the sealed devil Vermeil! Vermeil is a very unhealthy older sister with a power devastating enough to be called a disaster!

The apprentice magician walks side by side with the strongest being in existence!!

Born as the Thirteenth Prince, Noah was originally in a position removed from the imperial succession, so he freely passed his time in the fief granted to him.

However, the Crown Prince died before the Emperor. The imperial succession would be fairly contested among the remaining princes.

Noah, being the strongest despite living freely, overwhelmed the other princes and eventually became the Emperor with the most power in the world.

The strongest reincarnated daughter goes on the rampage! A gripping, otherworldly entertainment!

"I wanted to die fighting anyway."

The great hero, who once even killed a god, wanted to fight even in death. What awaited her was her reincarnation as a sickly noblewoman. In the future world, she becomes the beautiful but too weak Daughter Nia Liston, but in her second life, she goes on a rampage in battle, in delivery activities and in academy life!

This is a record of the brilliant battles of the hero who will eventually be known as the "Wicked Rampant Daughter". The most powerful Warriors' Daughter presents the start of a painful otherworldly entertainment!

Kuroto Hinata is searching for his sister, who "once existed" but is now forgotten by everyone around him. He receives a letter from the beautiful transfer student, Shirai Shimotsuki, stating, "If you want to know about the whereabouts of your sister, come to the library after school." When Kuroto goes to the library, he finds Shirai inexplicably half-naked and waiting for him.

Sangwoo, a college student, decided to join an awakening program on an ordinary day.

A system that enables even an average person to learn skills. The government has proceeded with this awakening program since a few years ago. Thus most of the population took the program and is awakened now.

Sangwoo also participates in the program just like the others and gets cloning skill.

The people around him think that the clone is just an illusion, but Sangwoo realises that the clone is real and decides to become a hunter.
As Sangwoo was living well, using his skill, Jumper George Lucas appeared in front of him.
After seeing the cloning skill of Sangwoo, he saw its potential and thus started to get interested in Sangwoo.
When Sangwoo noticed what Lucas was thinking, he felt it to be a part of a big plan and couldn’t help but be nervous.

Eventually, as Sangwoo was living as a hunter, he discovered Lucas’ plan and the dark secret behind it…

Women are not allowed in the Knights Order of this historical kingdom!

But the acting captain of the knights is an elf woman, itself?! Enjoy the days of Gilga-san, the strongest and coolest, but in fact a maidenly, innocent elf captain knight!!

From Nyan-Nyan Rampage:

"The final arc of the story begins...

When Takao Osugi receives the mysterious "Universe of the Four Gods" book from his mentor, Einosuke Okuda, he does everything to keep it away from his young daughter, Suzuno. But when disaster strikes Tokyo, can he still protect her from her fate?

Shortly after the tragic finale of Genbu Kaiden, young Suzuno Osugi's tale as the Priestess of Byakko beings to unfold!"

After the fall of the empire due to the homunculi, Evienrose, the 7th Princess, dies after drinking poison given by her younger sister who has taken their side. When she opens her eyes again, she has returned 8 years to the past. To stop the fall of the imperial family, Eve decides to turn 'Mikhael', the leader of the homunculi and the 'Monster of the Floating Prison', into her appointed knight.

"Mikhael, I need you, very much."

Aesir's already spent 120 years of his new life as a high elf living the lackadaisical lifestyle one would expect from him. It's about all he can take. With much more time than he knows what to do with, he decides to set off and explore the world he's spent a century in and still knows nothing about.

Ryouma Takuma, a 39-year-old man with a hidden past, finds himself in a strange white room. The gods tell him that he has died and they are sending his soul to a different world, a world where magic exists. Living alone for 3 years, his gamer soul loses common sense and starts heading toward crazy routes.