> > What's interesting is that the disc has both Sega and Bally / Midway copyrights in > the video, so presumably it was intended for release outside of Japan. >
Guessing this is because the name & logo for "Cybernaut" was used in the video. Cybernaut was a pinball machine made by Bally/Midway in 1985, and the name/logo was trademarked.