On which video game system were Segaworld and Yokohama-based Joypolis park based?
SegaWorld: SegaWorld and Sega Park are names referring to one of a number of theme parks and arcades worldwide, including installations in the United Kingdom, China, Australia and Japan and owned and operated by Sega. Joypolis: Joypolis ( "Joiporisu") is an amusement park chain that was first opened on July 20, 1994 in Yokohama, Japan.
i don't know