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Sarcasm Unmasked - Contains Fushigi Yuugi and Gundam Wing fictions.

Satsuki's Animanga Fanfiction Archive - Sailor Moon, Fushigi Yuugi and Rurouni Kenshin works.

The Scribs - Sailor Moon, Gundam Wing, X-Files, Buffy the Vampire Slayer, Higlander, and Fushigi Yuugi stories written by Cassima.

Sean Gaffney's Webpage - Works based on many anime titles.

Sekai no Anime - Magic Knights Rayearth, Fushigi Yuugi, Gundam Wing, Rurouni Kenshin, Weiss Kruz, and Yuu Yuu Hakusho yaoi fan fiction written by multiple authors. Some adult content.

Sennen Goroshi - Focusing on recommending Naruto fan fiction articles.

Sgoast Nation - Archive of works by several authors who like to make fun of anime humor. Series featured include Ranma 1/2, Cowboy Beebop, Sailor Moon, and Outlaw Star.

The Shinigami's Haunt - Here is Greenwood, Gundam Wing and X fiction.

A Shining Light - Fan fiction based on Inuyasha, Yu Yu Hakusho, and Dragonball Z.

The Shrine of Chaota Company - Fiction site for Sonic the Hedgehog, Robotech, and Gundam Wing. Submissions accepted.

SKJAM's Fanfic Page - Primarily Ranma, but also Sailor Moon and Utena works.

Space Pirates Guild Fanfiction - Fiction by Dave Menard, Doug Wood and Trey. Series include Ranma 1/2, Tenchi Muyo, Sailor Moon, and Neon Genesis Evangelion.

The Spoony Bard's Realm of Fanfiction - Works from Sailor Moon, Final Fantasy II/IV, Trigun, Ranma, and Slayers.

Starfire's Fanfics - Sailor Moon, Here is Greenwood and Ronin Warriors works.

Starlight Anime Fanfiction Archive - Primarily crossover works with Sailor Moon, Gundam Wing, DBZ, Ranma, and Ronin Warriors.

Stella Quetzacotl's SpaceCadet Station - Crossover and anime fiction. Also features series reviews, message board, and links.

Stephanie's Anime Fan Fiction Collection - Stories from Rurouni Kenshin, Gundam Wing, Marmalade Boy, and Sailor Moon.

Steph's Fanfic Archive - Sailor Moon, Utena and Gundam Wing fiction.

Studio Poutine - Fiction by Paul Corrigan from Utena and Karekano.

Studio Shinnyo - Evangelion, Ranma 1/2 and Sailor Moon fan fiction as well as original stories by Strike Fiss.