Rave Master (レイヴ Reivu, romanized as RAVE and known as The Groove Adventure RAVE in Japan), is a manga series written and illustrated by Hiro Mashima. The manga was serialized in Shōnen Magazine from July 1999 through July 2005, and published in thirty-five tankōbon by Kodansha. The manga series was licensed for an English release in North America by Tokyopop until Kodansha allowed their contract to expire. Del Rey Manga announced on September 26, 2009, at their New York Anime Festival panel, that it had acquired the rights to Rave Master with a release date in September 2010. Kodansha Comics USA will keep publishing the series in 2011.
The series was adapted into a fifty-one episode anime series by Studio Deen. The anime premiered on TBS on October 13, 2001 and ran until September 28, 2002. The anime series is based on the first twelve volumes of the manga series. Tokyopop also licensed the anime adaptation. The English dubbed version premiered on Cartoon Network in the United States on June 5, 2004 as part of the Toonami programming block, and re-broadcast on Syfy in 2009.
Source: Wikipedia, "Rave Master", available under the CC-BY-SA License.