To easily confirm a unit price or the like accompanying code read by the code reader of a touch type in a series of merchandise registration operations and to improve operability.

The merchandise information of merchandise corresponding to a code is supplied also to the side of the code reader 11 of the touch type for performing a registration processing by reading the code and the merchandise information is displayed at a display part 14 provided on the code reader 11 itself. Thus, a cashier easily confirms the presence/absence of errors by viewing the merchandise information of the display part 14 as it is while performing a read operation and the operability is improved.