Provided is an event notification device capable of notifying an event with excellent immediacy without giving a shock or a sense of discomfort to a user. The event notification device 10 of the present invention includes: a notification event detection unit 11 that detects an event to be notified to a user and outputs notification data a; a stimulus control unit 12 that outputs stimulus presentation data b for providing control for presenting a stimulus to the user until the stimulus control unit receives the notification data a, and outputs stimulus removal data c for providing control for removing the presented stimulus after the stimulus control unit receives the notification data a; a stimulus presentation unit 13 that presents the stimulus upon receipt of the stimulus presentation data b and removes the presented stimulus upon receipt of the stimulus removal data c; and a transmission unit 14 that transmits presentation and removal of the stimulus to the user.