You could get somebody from Canada/USA to mail them to you. Plenty of people on here I'm sure would be happy to do it for you. I can, but I'd say you'd feel better if a well known member offered
They would be really dumb not to release these in the us eventually. Worst case get on amazon.jp or Playasia and grab a set if you don't want to wait until sometime in 2018 when they figure out they want more dollars.