Edit: found this summary:
> “Did some searching, and found out there's actually a story behind this. "Sega sold their intellectual properties to a company called Sammy, who used those sounds to make Pachinko machines. Pachinko isn't as popular as it used to be now, so Sammy has been licensing out those intellectual properties to Chinese manufacturers who make most of the cheap electronic devices for 'Merica, registers included."