Anyone who has visited Vegas knows that there is money to be made selling range time to tourists. There are advertisements for machine gun shooting everywhere. Apparently it is also big business in the US territories of Guam.
The Japanese monarchs and governments have never trusted them to own guns. Apparently heading to Guam, a three hour flight from Tokyo, is how many of them get their fix. A Japanese guy has documented his past three trips to shoot guns in Guam
[ Many thanks to Yoshi for emailing me the link. ]