Tanjiro Kamado, a Demon Slayer, and Ruby Rose, a Huntress-in-Training, and their allies fight the forces of darkness threatening to bring the world to ruin. (Rated M for swearing and violence)

Deku is searching for All For One, Jailbreaker, the Symbol of Evil, the Emperor of Darkness, the man who calls himself the Demon King. After a strange incident that throws him through time, it seems that Deku has a new target. Muzan Kibutsuji. [Deku is taken from the Vigilante Arc and placed into Mugen Train Arc.]

A botched job and an encounter with a serial killer a reincarnated man travels to Japan to find out the truth, and nothing but the truth. Gamer OC

Creatures have been apearing near the Hidden Leaf Village, they are beings that have been seen before. They are immune to most ninjutsu and others ninja weapons, that's when a traveler from another dimension called Tanjiro appeared. With him and his friend's help the shinobi will learn to deal with these monsters and help to kill the Demon king once and for all.

Demons had been invading the ninja world and a team of leaf shinobi were dragged into the demon slayer world and their mission was to stop the demons. With them helping will the demons be defeated or will they fail to stop them?

Kimetsu Academy received an invitation from one of the most elite school in Japan to join the inter-school festival there, and the invitation has something to do with a certain teacher and his not-so-really-good 'science project'. And Uzui-sensei is up to do something crazy again. Based on Kimetsu Gakuen AU with OHSHC Post-canon.

Esto maldito/vendito con la vida eterna, depende de a quien le preguntes, el único problema es que mi hambre es inmensa y puede que tu estés en el menú - OC isekai, con el poder de absorber las habilidades de sus oponentes al comerlos

Another world, where there are only four mainlands, unique yet weird monsters roaming around instead of demons, and even goddesses of odd names to boot. As fascinating as all this however, Tanjirou and his friends' only priority is to return to their homeworld, one that they've yet to find out how. Perhaps they would find the key by joining these girls in their journey.

Some people would call Lelouch Vi Britannia many things: a liar, backstabber, tyrant, and others when he began his path of revenge. But what if He experienced someone else's life and knows that person's endeavor would make him a better person in life? This is how it Began.

After he died, Himejima Gyomei thought he could finally rest. He never expected to wake up hundreds of years later in the body of one Midoriya Izuku. Regardless, he is going to once again carry out his duty to protect. This time as the Unshakable Hero Himejima. WARNING: Spoilers for both KNY and MHA

Picked up from the Original story "Once a Shinobi Now a Demon Slayer". Sent to another dimension as a last-ditch effort by Kaguya and Having lost everything he ever cared for, Naruto finds himself alone in the world of Demon Slayers. Reluctant to play the role of a hero again, he decides to lend his aid to a demon looking to atone for her sins.

He was never a part of this world but lost on choices he had to stay and slay in order to make this world worthy to remain alive and look forward to another day. But who thought his leisure plans would be interrupted by a certain butterfly?

Kokushibo wakes up after death in a strange dungeon with no idea how he got here, which is even stranger... He was no longer a demon. will our new hero be able to adapt to the new world? Will he be able to start his life over again?

izuku learns flame breathing

It was his time, he'd saved every soul on that train and in only a few more seconds one of the most powerful demons alive would be dead. This was an ending Kyojuro Rengoku could live with, but the end of one story is merely the beginning of another. T for Language, violence and suggestive themes.

The last battle wasn't supposed to be like this... Tanjiro, an untalented boy who has lost and suffered a lot, becomes the hero of his world. The one who stopped the demon terror. But... Kibutsuji Mudzan a demon without love, mercy or any humanity was not going to die. Out of his last strength, he uses his demon blood to create a fortress of infinity. It saves his life.

The creatures of Grimm terrorize the people of Remnant, the demons come along to make things worse. But the Huntsmen of the four main kingdoms and the Demon Slayers of the fifth kingdom, Japan, work together to vanquish their enemies. Centuries later, a Huntress in training and a new Demon Slayer, along with their comrades, must bring peace to Remnant once again. (Discontinued)

Lost after defeating Absolute Radiance, the vessel awakens in an unfamiliar realm. Strange creatures abound, but something feels strangely familiar. A new purpose beckons in this enigmatic world of mystery and danger.

Sakamoto Ryoma was no stranger to Japan. The familiar air, food, people... It was great as an unintenetional vacation spot for the Counter Force Agent. With Oryou by his side, he was sure they could spend at least thirty years in the country before World War Two. However, everything changed when elemental swordsmen and infinitely regenerating albinos attacked all at once.

I have noticed a tragic lack of crossovers between Demon Slayer and the Tolkien universe. I decided it was time to fix that. This is the story of Kyojuro's adventures with the Company of Thorin Oakenshield following his death at the hands of Upper Moon Three. I did my best to venture beyond the canon a bit, so it's not just The Hobbit with Kyojuro. DaughterofHalt

Akaza had lived his life and was ready to pass on as Hakuji and so he did only to wake up a thousand years later in a body not his own living a life not originaly his

Ben Tennyson was suppossed to be home...not in Taisho-era Japan. A family known as the Kamados decided to take him in until he can get home but...it doesn't last. Ben and Tanjiro are both hurled into a world of demons, death and violence in an attempt to get Ben back home and defeat the one known as Kibutsuji Muzan. Will they reach the goal or die trying...?

So,Fluffy,decided's,to,go,onto,adventure,one,day,and,leave's,her,Anime,house,once,she,was,in,her,world,but,when,she,meets,her,world,by,making,a,strange,wish,one,night,what,will,happen?

To the Pokémon trainers of the Taisho-era, demon slayers were just a myth. Same went to the demon slayers. One day, they will be proves wrong and history will change forever.

In one world, two brothers journey to fix themselves. In another, a pair of siblings must find a way to restore the sister's humanity. After an encounter with a mysterious woman, the two pairs of siblings find themselves lost in a world that seems much like their own.