| 摘要 |
PROBLEM TO BE SOLVED: To provide information of related commodities that are related to a sales commodity in real time, and obtain its effects as a numerical value.SOLUTION: A commodity sales input support device includes a sales data storage unit, a related data storage unit, a related data transmission unit, and a counting unit. The sales data storage unit stores data of a sales commodity that is specified by a commodity code input from an information terminal. The related data storage unit stores data of a related commodity which is related to the sales commodity specified by the commodity code input from the information terminal. The related data transmission unit transmits, when the related commodity is associated with the sales commodity specified by the commodity code input from the information terminal, data of the related commodity to the information terminal. The counting unit performs counting when the sales commodity specified by the commodity code input from the information terminal is the related commodity for which data is stored in the related data storage unit.SELECTED DRAWING: Figure 1 |
