Gensokyo gained a new magus. Hero of Justice: Emiya Shirou.

Gensokyo, a place of illusion and magic. For beings of the outside world shaped by legends themselves, this would be a perfect paradise for them to end up in. But the appearance of these heroes also meant the rise of villains that need to be opposed. It is up to the Shrine Maiden to gather allies and unravel this new incident.

The girl lived a lie. The king was a failure. The witch denied the truth. The boy wasn't a hero. The coward never grew up. The father lost everything. The mother lost her family. The child lost her mother. None of them ever reached their expectations. Now it's time to reach beyond them.

The Scarlet Devil Mansion replaces the Matou property several months before the events of Fate/Zero begin. And when the Fourth Holy Grail War begins, Kariya Matou enters the war to win the Holy Grail for his mistress, in return for having the decrees of fate rewritten in his favor.

The destruction of humanity did wonders(not) for the residents of the land of Illusion. But as luck has it, the summoning call of a certain master helped them out of their predicament. With only one downside: Chaldea Security Organization will be a very busy place in the future.

After the Third Lunarian Invasion, Yukari gained seven mysterious markings on her hand. Of course, she knows what they are, and summoned servants to participate in the 5th Grail War, only now it's a Fate Apocrypha, pitting Fate Servants versus Touhou characters. Ratings may change to M.

Remilia was bored in Gensokyo, so she decided to manipulate her own string of fate without any specification of fun. Her fate has collided with the Holy Grail and now she being summoned! Summon under the class of Lancer by Shirou, will she survive this war and win? (Adopted from Scarlet Blades by SuperNova23)

Hercules, the strongest servant? Doubtful, according to the real strongest! So what better way to prove your superior strength then by getting summoned in the Grail War as a servant and winning it? However, Cirno's (and Shirou's) wacky hijinks tend to lead to many humorous good and bad ends, some fully serious, others hilarious. Help these two to find their special ending!

Things are not as they should be. Fuyuki is freezing over, trees are blooming out of season, and the hero's Sword has been replaced. Can Shirou survive this war? Will he survive to see the coming of Spring?

A natural calamity is devastating Gensokyo. Reimu Hakurei was forced to settle on a spectator's seat, unaware that a threat far worse than cold winds and snow has manifested itself in the region, dragging along with it a new power; one that will serve to test not only the strength of Gensokyo's residents, but also their solidarity.

A transcendent Reimu summon by a master of the Fourth Holy Grail. Her summoning into the war bought fourth what changes and will these changes be able change the final outcome of the war?

After Kishinami Hakuno won the Holy Grail War, a kid, named Takamiya Kawano, an inexperienced magus from Takamiya family forced to participate to the next Holy Grail War. What fate that will wait for him?

The Fourth Holy Grail War always ended in tragedy and along with many of its variations that exist in parallel with it. Tired of the eternal same ending of the war, an old observer finally decided it is time to create a new ending and variations for the war. To do so, the old observer invited another fellow observer to intervene in his behalf,...

The Einzbern summoned a Gap Demon instead of All the Evils in the World during the third holy grail war? Follow the fifth grail war, now with a Gensokyan servant cast! All rights of the characters go to ZUN and Nasu.

Remilia is bored, and makes a daring, and honestly, stupid move with the thread of her own fate. But what were the odds it would reach the Outside World? And how could she know she'd be summoned by an inept Magus to fight against six other Servants for a holy artifact? (Adopted by Yoshiki-909)

After the crisis created by North Korea, USA and Russia became a single state. Wary of the Situation the EU decides to strike. From england, comes the special force that will overthrow the world. "The magi". They will conquer the Eu, and get into a cold war with the USA, to stop all this, the two country decide to settle this in a tournament:The Holy Grail War.

Another version from Boundary Bender but teleport everything instead... Still Powerful BAMF kick ass Shirou...

Yakumo Shirou or Kischur Shirou Schweinorg, master of Boundaries, surrogate brother/son of Yukari and Zelretch. Uber Godlike if he took the fight seriously, very strong in normal circumstances but focus on his daily life and probably unwanted harem from both genders will be here if I decided to continue.

A FSN/Touhou fusion fic. The story of an unknown Master taking part in the Sixth Grail War. [OC/self-insert. kinda. it's complicated.]

[Prompt - Exploration: the analysis of subject; travel for discovery] Into the end of the 4th Holy Grail War, walks a figure with the potential to greatly alter the proceedings to the 5th. There's no telling whether whatever results will be for better or worse...but at least it'll potentially be funnier, right? Oneshot...for now.

The Holy Grail threatens the borders and very stability of Gensokyo. Can it's residents work together with their new servants to defeat the opportunists and seal the crack in reality?

In a series of events that include: being rudely awakened to an unpleasant surprise, right in the middle of the night; getting thrown into one of Yukari's gaps; and meeting a mysterious blonde girl in red... Hakurei Reimu has only lived through what is the opening scene - the opening scene of one of Gensokyo's greatest Incidents ever to come.

What a perfect day to go for a news scoop. But little does Hatate Himekaidou know that danger is just around the corner. Will Momiji Inubarashi save her?

Did Gilgamesh really fall at the end of Unlimited Blade Works? Did that void just consume him and vanish into the ether. Unlikely, but rather than returning to the normal land of the living, he finds himself in a confusing Land of Illusions, where Danmaku is commonplace.

Archer died without telling his story, but what if someone decides that if he has to leave this stage he should find himself on a new one? Bad for him that this person likes to play with his life a bit to much... On Halt until further notice!