>>26891002x 16gb's and I picked up 1x 64gb in akihabara on the street running under the train tracks for 4500 yen i think (transcend, the faster one).
Didn't fill up the 64gb, still plenty of room, I went for 40 days, using A7s.
Took some video too.
>>2689123Internet wasn't that fast in most places when I was there, inc cafes, I took a usb 2.5" HD to back up to.
Better off with an unlim or high data rental wifi if thats your plan and let it upload over night.. some places on airbnb the host will include a portable wifi.