An information processing device includes a processor. The processor is configured to cause an information display unit to blink with a predetermined blinking pattern. The information display unit is arranged on a vehicle such that a user of the vehicle is able to see the information display unit from outside of the vehicle. The processor is configured to transmit to a terminal of the user blinking pattern information which causes at least part of a display screen of the terminal of the user to blink in the same pattern as the predetermined blinking pattern.
