Keith Courage in Alpha Zone is a science fantasy action platformer developed by Advance Communication Company and published by NEC for the TurboGrafx-16. The game originally released in Japan as Mashin Eiyūden Wataru in 1988 for the PC Engine and was an adaptation of the anime television series of the same name, Spirit Hero Wataru.
Bonk’s Adventure is an action platforming video game developed by Red Compnay and Atlus for the PC Engine / TurboGrafx-16. Released in Japan on December 15, 1989 as PC Genjin, a play on the Japanese name of the home console, PC Engine. The game was brought to the west and released for the TurboGrafx-16 in April 1990 and was the first release in the Bonk series.