Japanese shoppers are already in line to buy the iPhone 3G S, which goes on sale with Softbank at 7AM local time on Friday, equivalent to 6PM Eastern on Thursday. Lines are smaller than those for the iPhone 3G launch, according to IDG, at present closer to 100 people at Softbank's flagship Omotesando store. When reservations opened for the 3G S last week, approximately 200 people arrived at the