Digitkatou

 is a gaming media franchise created by Nobuyuki Chen and released by Latikuu. The franchise was launched with the release of Digikatou: The AI Card Intelligence on TS-UGOS, Macintosh, Linux and Windows in 1997. The game was later released into console ports and was adapted into the trading card game in 1999 and into television as Digitkatou in 2000, which was produced by Adelaide Productions and Columbia TriStar Television.

The plot follows the story of Troy Harris, who enter the another dimension where Humans are called "Concords" and ultra-high-performance AI called "Codeman" team up as buddies to compete in the card battle game Digitkatou, aiming to compete in the world championships, The Katou.