| 摘要 |
PROBLEM TO BE SOLVED: To purchase materials required for a menu for a required amount without omission and to shorten the time for searching for a place where a product to be purchased is present inside a shop. SOLUTION: An input device 1 reads the information of the materials required for the menu and a required amount per person and the information of the number of persons to be provided with the menu. A data processor 2 prepares the list of the items and the amount of the materials based on the information of the menu and the number of the persons read by the input device 1 and adds the display places of the respective items retrieved based on product display information stored in a storage device 3 to the list of the items and the amount. An output device 4 outputs the information of item names required for the menu, the required amount and the display places of the respective items based on the list of the items and the amount prepared by the data processor 2. |
