Sonic X (ソニックX, Sonikku Ekkusu) is an anime based on the Sonic the Hedgehog video game series. Produced by TMS Entertainment under partnership with Sega and Sonic Team, and directed by Hajime Kamegaki, Sonic X was first broadcasted in Japan in April 2003 by TV Tokyo.
The story initially follows Sonic and most of the main cast being suddenly transported to Earth during a Chaos Control incident at Dr. Eggman's base. On Earth, Sonic finds hospitality with a human boy named Chris Thorndyke, who provides Sonic and friends with shelter and support against Dr. Eggman's ambitions to conquer the world. Later, the anime also adapt the events of Sonic Adventure, Sonic Adventure 2 and Sonic Battle.