Natsuki Subaru almost welcomed the change in scenery after the complete catastrophe that was the Shibuya Incident. In comparison to the toils of being a Jujutsu Sorcerer, winding up in a medieval fantasy might as well be a vacation, right? ...R-Right? Damnit. Heavy Au. Harem

Three months after his unwilling return to Earth, Natsuki Subaru spontaneously combusts. A number of deaths later, he joins the Chaldea Security Organization. And then dies some more. Save the world, Subaru. If you can manage that, then maybe, just maybe, you'll find a way back to that other world of yours. Current Arc: Four Day Deluge - Okeanos

After failing to defeat the White Whale, Subaru is thrust into five years of brutal training under Kenpachi Zaraki. Forged in endless battle, he returns to his past. Stronger. Deadlier, and ready to carve a new fate. But as he cuts down the enemies who once crushed him, he faces a haunting question: Can he protect those he loves without becoming a monster himself?

Subaru Natsuki gains the Unique Skill Great Sage and hopefully that makes his Isekai life a little easier (it won't)

A battle-worn Naruto gains Return by Death. Determined to protect Emilia, he reshapes fate, challenging Lugnica's politics—unraveling Satella's sorrow and breaking her curse.

After stumbling on the sidewalk after leaving the market, Satou Kazuma finds himself in a whole new world. Although it seems the same, differences begin to appear when he wakes up in the same place after... dying? Also, where is Natsuki Subaru?

After an expedition into the Chaos wastes, the Ubersreik Five successfully breach the Citadel of Eternity; expecting to find answers from their patron Gods, they were only met with mockery from the Changer of Ways. Flung into unfamiliar lands, the five must struggle to survive amidst political turmoil, almighty heretics, and the antics of a strange boy more similar to them than one

Subaru never thought high school could get any weirder—until a breathtaking, elegant silver-haired elf with an icy stare appeared before him. The problem? She's not Emilia. And she has zero patience for his usual antics (Isekai High)

"Oopa... I'm so sorry..." He cried out. At near death from his battle with the cold Mercenary Tao. A great flash of light intervened. A great grand Mystical Adventure, his life begins in a new world from Zero! "Man I'm starving! What's for lunch?" "You're a reaally strange guy"

Hikigaya Hachiman finds himself transported into the Kingdom of Lugunica. Whether he'll find a way to get back is not the question - whether he'll want to go back, is.

Former NEET and shut-in, 19-year-old Natsuki Subaru, found himself in, what would be considered by thousands of men across Japan, the greatest situation to be in. He found himself living with an idol! Not just any run-of-the-mill idol either—he was living with Ai-chan! The center of the popular idol group, B-Komachi, and...a mother? Strange. Oh, well. It was none of his business.

Regulus Corneas, a young man from the Revolutionary Army, unexpectedly inherits the memories and powers of his alternate version from another world — an Sin Archbishop from the Witch's Cult, representing Greed. The story can be read without prior knowledge of the canon, as everything will be explained in detail.

Natsuki Subaru, an ordinary teenager, meets a beautiful girl with blue hair and red eyes from another world. Subaru wants to stay by her side, but the burden she carries is greater than Subaru can imagine. They face fierce attacks from monsters called 'Angels', betrayals, irrational violence...

Ayanokoji having destroyed all of the relationships he had created over the last three years at ANHS because of transferring to Another Class and in doing so being shunned by the first woman he had ever fallen in love with stepped out of ANHS having graduated as a member of Class A. He rubbed his eyes and opened them to find a new world. No Subaru. Ayanokoji Has Return By Death.

Naruto reincarnation of Regulus Corneas

In which a young man from Earth finds himself inhabiting the body of Arthur Pendragon(Fate/Prototype) in the dangerous world of Re:Zero.

After having defeated Xehanort and managed to have saved Kairi from her fate, Sora disappears into a dark abyss of Darkness. Just as it seems like it'll be an endless sleep for having abused the Power of Waking, an outsider manages to teleport the young keyblade wielder into a different world.

A monster is given a chance of redemption; a new road to follow, filled with new dangers, friends, foes, mysteries, and horrors. Will he succumb to the darkness or find light down this new road? As science and magic collide, a new story is born.

Instead of the miracle-bringing Traveller in Aether/Lumine, Teyvat got another outlander. One who was far more useless, albeit influential nonetheless. Natsuki Subaru wakes up in another world and ventures forth to remember the past he had forgotten as well as to find a familiar face from Lugunica. (Spoilers up till Re:Zero Arc 6 and Genshin Impact Theories)

Subaru Natsuki, a Jed'aii knight going to become a master suddenly is attacked, his master killed and he was about die, he is suddenly transported to the kingdom of Lagunica, what will happen to they "gray jedi" Subaru in this world? (Star war legends/Extended universe, not the Disney crap)

a veces el mundo te da la oportunidad de arreglar tus errores, de mejorar, de redimirte, de iniciar desde cero. mientras Six vaga por el yermo es teletransportado a otro mundo, ahora debe de buscar sobrevivir a este mundo mientras cuida a un joven bastante tonto.

Misaka 9983 dies and repeat again and again will she escape this fate of her's?

La república de Nueva California se encuentra, por primera vez desde su creación, en paz gracias a los esfuerzos del electo presidente AllGood Murphy en poner freno al imperialismo de Aaron Kimball antes de un inevitable desastre. Sin embargo, durante una expedición del Mensajero en La Divisoria a sueldo de la República un extraño artefacto relevaría un nuevo mundo a todos.

"Treasure hunting 101: Grab the loot, get out. Simple, right? Wrong! Because the relic decided to self-destruct (again, not my fault), and now we're in a world where magic is nonsense, knights want us arrested, royals overdramatic and witches are either feared or worshiped. And why I have a feeling I will hear that scandalous quote! 'That is a secret.' Oh, come on!"

He wasn't there...and then he was, Infront of a fountain and surrounded by different species, Diarmuid Ua Duibhne made his first appearance in this world.