Yu-Gi-Oh! GX, also known in Japan as Yu-Gi-Oh! Duel Monsters GX (Japanese: 遊☆戯☆王デュエルモンスターズGX, Hepburn: Yūgiō Dyueru Monsutāzu Jī Ekkusu), is a Japanese anime television series. It is a spin-off and sequel to the original Yu-Gi-Oh! anime series, which itself is based on the original manga series of the same title by Kazuki Takahashi. It was broadcast for 180 episodes on TV Tokyo from October 2004 to March 2008. Yu-Gi-Oh! GX follows the exploits of Jaden Yuki (Judai Yuki in the Japanese versions) and his companions as he attends Duel Academia (Duel Academy in the 4Kids version). The series was released in English in North America by 4Kids Entertainment. A manga adaptation by Naoyuki Kageyama was serialized in Shueisha's magazine V Jump from December 2005 to March 2011, with its chapters collected in nine tankōbon volumes. The series was followed by Yu-Gi-Oh! 5D's in 2008.