To record the nutrition data of an ingested menu in an electronic money card or the like at a POS register at the time of paying a charge and to display a nutrition ingestion condition when the card is inserted to a display terminal.

When the electronic money card 1 or the like is inserted to the POS register 2 for paying the charge, the nutrition data of the ingested menu are read from a built-in memory and written to the nutrition ingestion data recording part of the card 1 through an input/output part 3. When the card is inserted to the display terminal B, the data of the card are read through the input/output part 4, inputted to a comparison part 6 and compared with reference data read from a storage part 5 and the data of difference are outputted. The data are inputted through a control part 12 to a display part 1 and the graph of nutrition balance or the like is displayed. When printing is instructed by a touch panel (input part 8) on the display part, displayed information is printed on paper by a printer 9.