Inti Creates
"Mega Man Battle Chip Challenge" was co-developed by Capcom Production Studio 2 and Inti Creates, the latter of which also developed Capcom's "Mega Man Zero" and "Mega Man ZX" series. The game was first announced by Capcom on April 19, 2003. It was subsequently shown at the World Hobby Fair in Japan on June 21, 2003. An English localization of the game was announced by Capcom on October 21, 2003.