| 摘要 |
PROBLEM TO BE SOLVED: To provide a commodity sales system capable of supplying a commodity at a price easily purchasable by a purchaser. SOLUTION: This system sells an external character font desired by the purchaser through a network. This system is provided with a gradual decrease price table storing the unit prices of external character fonts of one or more types according to the number of types of the external character fonts and the application range of each unit price, and a price calculating part for detecting the number of types of the external character fonts to be purchased according to the identification codes of one or more external character fonts received from the purchaser, reading out one or more unit prices applied to the external character fonts to be purchased according to the detected number of types of external character fonts from the gradual decrease price table, calculating the number of external character fonts belonging to the application range of the read one or more unit prices, and calculating the purchase price by the read unit price and the calculated number of external character fonts. |
