Mr. Tanaka, a 32 — year old man who was caught up in a different world summoned by Ikemen Hero and played a different world together.
Style like a mischief, skills without features.
What is it, “I want to use magic when I go to a different world!”
Tanaka enjoying positive attitude every day.
Where on earth are you going to find such companion that he can rely on !?

Remake of the Imperial Grail War from the Koha-Ace manga. The protagonist is Akagi Kanata, who gets transported 75 years to the past to participate in a Holy Grail War in the midst of World War 2.

After having descended upon this world, the gods have created guilds where adventurers can test their mettle. These guilds, known as "familia," grant adventurers the chance to explore, gather, hunt, or simply enjoy themselves.

Dungeon ni Deai wo Motomeru no wa Machigatteiru Darou ka Gaiden: Sword Oratoria begins in Orario, the lively city of adventures. The Sword Princess, Ais Wallenstein, and the novice mage, Lefiya Viridis, are members of the Loki Familia, who are experts at monster hunting. With the rest of their group, they journey to the tower of Babel in hopes of exploring the dungeon underneath. Home to powerful monsters, the dungeon will fulfill Ais's desire to master her sword skills, while bringing Lefiya closer to her dream of succeeding Riveria Ljos Alf, vice-captain of the Loki Familia, as the most powerful mage in the land.

A man who has been reincarnated in a different world acquires the vocation of "pole master" in the new world! However, that special ability is not used to defeat enemies, nor to gain power, but to embrace the beautiful girls who appear one after another with all one's might! A unique story of conquering another world begins here!

The protagonist, “Sao” has been reborn with his memories from his past life. He’s born as a son of a rural villager, but his true identity is a reincarnated person with cheat abilities and the knowledge of the modern world. With the class “Rod Master,” he received as he grows up, and the many skills that came up with it, he can defeat enemies, help people, and even for sex.

The long-term public service exam candidate, Minseo, finds himself trapped in the game, “Raising Lena” as he tries to escape his grim reality. In the game, Minseo becomes a character named Leo, and he must navigate through a world with three different scenarios to accomplish his mission of turning the protagonist, Lena, into a princess. However, the game “Raising Lena” boasts an overwhelming level of difficulty due to enemies who are set to thwart Minseo with their immense power and influence. Will Minseo be able to complete the game by making Lena a princess and return to reality?

A scholar who failed the national exams is picked up by a martial arts master and given the task to record his life into a book. Through their journey, Son Bin meets many great people and soon finds himself following the same path as the master, as the Martial Arts King.

To repair the singularity of the future, the main character, Ryuka Fujimaru, will shift again to lay down a tremendous battle. Kengoro Nishide of "Umehara FIGHTING GAMERS!" Breathes new life into "FGO".

Having graduated from the prestigious Witchcraft Institute at the top of his class, no job is out of reach for William Glenford. But William dreams of only one thing: adventures.

Kazama Kenji likes to believe he is something of a delinquent. Moreover, others seem to like to agree that he is. Of course, Kenji's gang finds their way to a group of four not-so-normal girls - Chitose, Sakura, Minami and Roka - and all at once, whatever reputation he may have, is nothing compared to the outrageous behavior of the girls. Shanghaied into joining their club, what will happen to his everyday life from that point on?

In a dilapidated castle, Astaroth awoke as a Demon King.
With his ‘wisdom from his past life,’ he would rule over his lands as a thorough ‘realist.’

“Demon King, why are you attacking the level 1 Heroes?”
“Defeat them before they become stronger. That is called strategy.”

“Demon King, why are you sending fake money to the enemy country?”
“To bring chaos to their economy, so they will self-destruct.”

“The werewolf troops have attacked. Should we use silver bullets?”
“Not bullets, shoot them with canons.”

And like that, Astaroth ‘reformed’ the old tendencies.
He became a lord who was loved by the people and his subordinates, and he would go on to be called the most powerful Demon King in history.

D.Gray-man follows the adventures of 15-year-old Allen Walker, whose left arm can transform into a monstrous claw and destroy akuma, evolving machines created by the Millennium Earl to help him destroy humanity. As ordered by his master General Cross Marian, Allen becomes an Exorcist, people who can destroy akuma, for the Black Order, an organization attempting to stop the Earl. He becomes a powerful asset for the Order because he can detect disguised akuma with his left eye. Allen is sent to recover pieces of Innocence, a substance that gives certain people, called Exorcists, the ability to destroy akuma. The Earl decides to call together the Noah Family, superhuman descendants of Noah who can destroy Innocence. Both sides start the search for the Great Heart, the most powerful piece of Innocence that will assure victory to the side that finds it.

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

This world consists of two dimensions joined as one, like a mirror. The first is the world in which the humans live, Assiah. The other is the world of demons, Gehenna. Ordinarily, travel between the two, and indeed any kind of contact between the two, is impossible. However, the demons can pass over into this world by possessing anything that exist within it. Satan may be the king of demons, but there's one thing he doesn't have, and that's a substance in the human world which is powerful enough to contain him! For that purpose he created Rin, his son with a human woman, but will his son agree to his plans? Or will he become something else...like an exorcist?

Follows the life of a hero who manages to win all battles with only one punch. This ability seems to frustrate him as he no longer feels the thrill and adrenaline of fighting a tough battle, which leads to him questioning his past desire of being strong.

An old school yakuza, Nagamasa Ryumatsu, ended up losing his life due to certain circumstances. But, when he awakened to a strange sort of scenery he had never seen before, he found that he had somehow changed into a beautiful girl!?

Will a boy without any motivation be able to save the world?

Our main character was an unsuccessful romance fantasy novelist when she gets into a hit-and-run then wakes up as the villainess in a best-selling martial arts novel. She uses the information from the novel that she had analyzed in her original life, in order to avoid her death-ending and finding the truth behind what had really happened to her.

Tower Defense & Dungeon Attack RPG
I saw the ending to the game no one was able to clear.
But, when I came to my senses, I was inside of the game.
In fact, I was in the tutorial stage, a place where strategy was impossible.
“I’ll clear this bullshit game no matter what……!”

Herian was the top player in the nation-building VR game "Tactics Chronicle" when he was transported to the country he built himself in the game. There, he met the great magical beast army that possessed his own ego as well as his unmatched former NPC generals. Hiding his identity, what he found along with his vassals were the Elves fighting against a great evil. Seeing the tears of the innocent masses, he came to the realization of his duties as king and made an angry declaration. To defeat evil with the hundred thousand magical troops under his command! "Arise, my brave people! Now is the time to vent your anger!" ""OOOOOOOOOOOOOOHH!!!!"" The moment the thunder resounds - the peerless Alchimaira breaks ahead!!! The king of a thousand beasts now orders the attack of the strongest army!!!

“We’re only taking a break for about 30 seconds? I’m not imagining things, right?”
“…Yes.”

After 15 hours of hunting, Hyunsung asked to rest for a while, and after 30 seconds, he had to get up again and started hunting.
Actually, Hyunsung has a special skill.

[Thananos’ narcolepsy skill is activated.]
[You’re being forced into a sleep state.]

After sleeping for a while and waking up, I got an item?
Pay close attention to the story of the God-Rank Class, the descendant of Thananos, the unstoppable Hyunsung.