SERVER APPARATUS

A server apparatus includes a collection unit, an identification unit, an ID information generation unit, a storage, a determination unit, and a notification unit. The collection unit performs, when an accident occurs, communication connection with a surrounding vehicle including an accident vehicle or a portable device and collect accident information therefrom. The identification unit identifies the accident vehicle based on the collected accident information. The ID information generation unit generates ID information for the accident associated with information regarding the identified accident vehicle. The storage holds a database in which the ID information and the accident information are associated with each other. The determination unit determines that the accident involves multiple vehicles when the database includes multiple pieces of the identical ID information. The notification unit notifies a requester of the accident information associated with the ID information when it is determined that the accident involving the multiple vehicles occurs.