Alexander Senki , released in North America as Reign: The Conqueror and in Europe as Alexander the Great, is a Korean-Japanese anime first released in 1999. A re-imagination of the life of Alexander the Great based on the novel of the same name by Hiroshi Aramata, the series was produced by an international crew that drew from the resources of the worldwide animation community. Character designs and original designs for the show were conceived by Peter Chung while the show was written by Sadayuki Murai and directed by Yoshinori Kanemori. Most of the production work was handled by Korean animators.

Hiroshi Aramata is a Japanese author, polymath, critic, translator and specialist in natural history, iconography and cartography. His most popular novel was Teito Monogatari, which has sold over 5 million copies in Japan alone.