Zenny

From MMKB

Zenny (ゼニー Zeni-), Ƶ, is the currency from the Mega Man series. It first appearance in a Mega Man game was in Wily and Right's RockBoard: That's Paradise, and later in Mega Man X: Command Mission and all the games of the Mega Man Legends series, MegaMan Battle Network series and MegaMan Star Force Series. For whatever reason , even cheap items tend to be in the 100's .

It is also used in many other games and animated series like Dragon Ball, Breath of Fire and others.