Originally Posted by
JALPak
Nice to know that they do some basic checks. I guess they should check the billing address of your credit card too
I still holding credit card which issued in overseas, I think I can bypass all checks if I give up double miles from my JGC credit card.
But actually, Yokoso fare is not the cheapest one, the best is just 5,000yen for ALL domestic routes(booking class Y)!