Those time frames are just what I needed--thanks! And the explanation of the different train stations really helps. Thanks for the heads-up about EUR and CCs as well. We do prefer smaller restaurants so I'll keep in mind cash is the way to go.
The metal is non-magnetic but still trigger the metal detectors in the US and JA so he gets wanded every time even with TSA in the US. He does carry a card re: the implants.

Thanks again. This is very helpful.