| 摘要 |
PROBLEM TO BE SOLVED: To provide a price change processor capable of reducing time and effort for resetting a merchandise price when a tax rate is switched as well as setting the merchandise price after the tax rate change to a price desired by a user.SOLUTION: A price change processor 10 includes: a storage unit 21 for storing merchandise price for each piece of information specifying the merchandise; an input/output unit 11 for receiving input of a desired set price which is a numerical value with a prescribed number of lower digits and a tax rate after change; an operation unit 31 for determining a desired presenting price after the tax rate change on the basis of a tax-inclusive price after the tax rate change calculated from the merchandise price and the tax rate after change and the desired set price; and a price setting unit 33 for updating the merchandise price stored in the storage unit 21 on the basis of the desired presenting price determined by the operation unit 31. |
