A warning guidance system for providing guidance on a warning event that may occur on a vehicle, the warning guidance system comprising: warning event information acquisition means for acquiring, from an event vehicle, which is a vehicle on which a warning event occurs, warning event information indicating the warning event content and the event vehicle on which the warning event has occurred and the current position of the event vehicle at an occurrence time when the warning event was detected; a storage medium storing warning event information accumulated from a plurality of event vehicles; and guidance control means adapted to detect if a warning event with the same content has occurred a plurality of times in a predetermined section of a road, and, when the warning event with the same content has occurred a plurality of times in the predetermined section of a road, determine whether the warning event has occurred on a single event vehicle for all of the plurality of times, or on a plurality of event vehicles, to control to provide the guidance to a vehicle requesting guidance information and traveling in the predetermined section in a case in which the warning event that has occurred a plurality of times in the predetermined section has occurred on the plurality of event vehicles, and to control not to provide the guidance to a vehicle other than the single event vehicle requesting guidance information and traveling in the predetermined section and to provide the guidance to the single event vehicle requesting guidance information and traveling in the predetermined section in a case in which the warning event that has occurred a plurality of times in the predetermined section has occurred on the single event vehicle for all of the plurality of times. warning event information acquisition means for acquiring, from an event vehicle, which is a vehicle on which a warning event occurs, warning event information indicating the warning event content and the event vehicle on which the warning event has occurred and the current position of the event vehicle at an occurrence time when the warning event was detected; a storage medium storing warning event information accumulated from a plurality of event vehicles; and guidance control means adapted to detect if a warning event with the same content has occurred a plurality of times in a predetermined section of a road, and, when the warning event with the same content has occurred a plurality of times in the predetermined section of a road, determine whether the warning event has occurred on a single event vehicle for all of the plurality of times, or on a plurality of event vehicles, to control to provide the guidance to a vehicle requesting guidance information and traveling in the predetermined section in a case in which the warning event that has occurred a plurality of times in the predetermined section has occurred on the plurality of event vehicles, and to control not to provide the guidance to a vehicle other than the single event vehicle requesting guidance information and traveling in the predetermined section and to provide the guidance to the single event vehicle requesting guidance information and traveling in the predetermined section in a case in which the warning event that has occurred a plurality of times in the predetermined section has occurred on the single event vehicle for all of the plurality of times. to control to provide the guidance to a vehicle requesting guidance information and traveling in the predetermined section in a case in which the warning event that has occurred a plurality of times in the predetermined section has occurred on the plurality of event vehicles, and to control not to provide the guidance to a vehicle other than the single event vehicle requesting guidance information and traveling in the predetermined section and to provide the guidance to the single event vehicle requesting guidance information and traveling in the predetermined section in a case in which the warning event that has occurred a plurality of times in the predetermined section has occurred on the single event vehicle for all of the plurality of times.