Growing up, portable cassette players were always called “freestyles” here. I never knew it was a marketing thing, or that some other countries also objected to the naming.
this is “original research”, which means i dicked around on the internet archive for half an hour. it may be wrong.
it’s uh… wasei-eigo. it was meant to, quote,
naturally, the marketing agencies in some countries didn’t really get it (see also: the Honda Pussy) and suggested different names