Saiyuki is a manga series by Kazuya Minekura which was serialized in G-Fantasy from 1997 to 2002. The story is loosely based on the Chinese novel Journey to the West (Xiyouji).
In 1999, the Saiyuki OVA by Tokyo Kids was released. A year later it was adapted into an anime series by Pierrot entitled Gensomaden Saiyuki. The Gensomaden Saiyuki: Requiem movie appeared in theaters in Japan in 2001. A sequel to this movie is the Gensomaden Saiyuki: Kibou no zaika OVA, which is animation taken from an interactive game