Foreign finance fees can be killer- on top of the bogus 1% Visa/Mastercard foreign transaction fee for using anything with their logo on it, it’s not uncommon to see 1-3% conversion fees and $2-5 transaction fees for purchases and ATM withdrawls- from your own bank! The guy that owns the ATM can charge you whatever he wants on top of that. I’ll be in Japan for a year, so keeping these extra charges to a minimum is worth some effort. I’ve poked around a few different sites, and figured out …