Ebisumaru (エビス丸 Ebisumaru): Goemon's longest standing partner and best friend: a surprisingly pudgy Ninja, with an equally puzzling eccentric personality. According to the Mystical Website of Goemon, this character is derived from Nezumi Kozō. (Renamed "Dr. Yang" in the North American release of "Legend Of The Mystical Ninja" for the SNES. In the North American releases of Mystical Ninja: Starring Goemon and Goemon's Great Adventure, his name is correctly translated to Ebisumaru). He normally uses either fans or mallets as weapons. Ebisumaru also has a daughter named Mao, according to the Mystical Website of Goemon