1Gまでのと2G-4Gの(;´Д`)安い順ﾎﾞﾀﾝをおしてみろ、2-4のほうがやすい

http://kakaku.com/pc/usb-memory/itemlist.aspx?pdf_Spec301=-1

http://kakaku.com/pc/usb-memory/itemlist.aspx?pdf_Spec301=1-2