MegaMan NT Warrior, known in Japan as Rockman.EXE (ロックマンエグゼ, Rokkuman.Eguze), is a Japanese manga series written and illustrated by Ryo Takamisaki. It was originally serialized in Shogakukan's monthly magazine, CoroCoro Comic.[citation needed] Its individual chapters were later into thirteen Tankōbon volumes released between July 2001 and November 2006.[1] Viz Media licensed and released the thirteen volumes between May 2004 and February 2008.[2] The series is based on the Mega Man Battle Network video game series and has also been adapted into an anime series by Xebec. The plot takes place in a futuristic world and follows Lan Hikari and his NetNavi, a personal artificial intelligent being that resides in a device called a PET, MegaMan as they encounter the cyber-terrorist group the World Three.