Notification device, notification method, and nontransitory recording medium provided with computer program for notification device

A notification method by a notification device for notifying information to a driver of a vehicle through an output device, wherein

• the notification method comprises:
• detecting behavior of the driver based on driver data expressing the state of the driver;
• calculating a score showing a degree by which the driver is relaxing based on the behavior of the driver;
• notifying the score, calculated based on behavior of the driver during automated driving by which driving operations of the vehicle are automatically performed, through the output device when a predetermined timing is reached;
• not notifying the score when a predetermined condition stands even when the timing is reached,
• wherein the predetermined condition is that the score be higher than a predetermined notification upper limit value.

A nontransitory recording medium provided with a computer program for a notification device comprising a display or a speaker for notifying information to a driver of a vehicle through an output device,

• the nontransitory recording medium provided with a computer program for a notification device making the notification device:
• detect behavior of the driver based on driver data expressing the state of the driver;
• calculate a score showing a degree by which the driver is relaxing based on the behavior of the driver;
• notify the score, calculated based on behavior of the driver during automated driving by which driving operations of the vehicle are automatically performed, through the output device when a predetermined timing is reached;
• and
• not notify the score when a predetermined condition stands even when the timing is reached,
• wherein the predetermined condition is that the score be higher than a predetermined notification upper limit value.