I was messing around Shenmue's ambient sound in hope I could find and isolate the shamisen tracks and I found one very interesting file.
http://www.mediafire.com/download/zzeaf ... mbient.mp3
It sounds like something that's supposed to come out of a radio or TV, like a weather report or commercial where someone is talking in Japanese. It's really low quality and hard to understand but maybe someone here can make out what the guy says?