| 摘要 |
PROBLEM TO BE SOLVED: To prepare exchange paper with time to spare by indicating a period for exchanging paper in advance.SOLUTION: An information printer includes: a display unit; a print control unit which prints transaction information on paper; a transaction information acquisition unit which acquires a used amount of the paper of the transaction information printed on the paper; a clock unit which generates time information; a storage unit which stores history information in which the acquired used amount of the paper of the transaction information is accumulated for every time zone to which the time generated by the clock unit and when the transaction information is printed belongs; a remaining time calculation unit which calculates use prediction information including the remaining time which is predicted to be printable to the remaining paper by using the used amount of the paper of the history information accumulated in the storage unit by the present time at the present time generated by the clock unit; and a remaining time display unit which displays the calculated use prediction information on the display unit. |
