Top Roller!
Platform: MSX
Region: Japan
Media: Cartridge
Controller: Keyboard, Joystick
Genre: Sports > Rollerskating 
Gametype: Undefined
Release Year: 1984
Developer: JALECO
Publisher: JALECO
Players: 1
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You are in control of a roller skater that takes part in a roller skating race against the clock for 1 or 2 players. You have to reach the finish line and must try to bump opposing roller skaters of the track, they certainly try to bump you off! You also have to avoid several obstacles, water passages, traffic and bombing helicopters.

http://www.mobygames.com/game/msx/top-roller