| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide excellent visibility and operability in confirming messages regardless of the number of acquired messages.SOLUTION: A CPU 15 is configured to: calculate a confirmation frequency in which a user confirms messages; generate guidance data for guidance G indicating confirmation states of messages according to the calculated confirmation frequency; and display the guidance G on a display unit 11 on the basis of the generated guidance data.</p> |
