A vehicle remote assistance server for a remote operator to perform remote assistance on traveling of an autonomous vehicle upon receipt of a remote assistance request from the autonomous vehicle, the vehicle remote assistance server comprising: a similarity determination portion configured to, upon receipt of the remote assistance request from the autonomous vehicle, determine whether or not a remote assistance request situation of the autonomous vehicle is similar to a past assistance request situation, based on a position of the autonomous vehicle transmitting the remote assistance request and an external environment around the autonomous vehicle, the past assistance request situation including vehicle positional information and external environment information at a time when the remote assistance request has been made previously, wherein the similarity is determined based on the position of the past assistance request situation corresponding to a position within a distance threshold from the position of the vehicle positional information included in the remote assistance request situation, or based on a comparison between a forward camera captured image of the autonomous vehicle, included in the external environment information of the remote assistance request situation, and a forward camera captured image included in the external environment information of the past assistance request situation, or based on a comparison between a position and any one of a shape, magnitude or type of a recognized obstacle and a position and any one of a shape, magnitude or type of an obstacle included in the external environment information of the past assistance request situation; and a remote assistance content auto transmission portion configured to, when the similarity determination portion determines that the remote assistance request situation is similar to the past assistance request situation, transmit a remote assistance content corresponding to the past assistance request situation to the autonomous vehicle in substitution for the remote operator, by referring to a remote assistance example database in which the past assistance request situation and the remote assistance content are stored in association with each other, the remote assistance content being made by the remote operator in the past assistance request situation. a similarity determination portion configured to, upon receipt of the remote assistance request from the autonomous vehicle, determine whether or not a remote assistance request situation of the autonomous vehicle is similar to a past assistance request situation, based on a position of the autonomous vehicle transmitting the remote assistance request and an external environment around the autonomous vehicle, the past assistance request situation including vehicle positional information and external environment information at a time when the remote assistance request has been made previously, wherein the similarity is determined based on the position of the past assistance request situation corresponding to a position within a distance threshold from the position of the vehicle positional information included in the remote assistance request situation, or based on a comparison between a forward camera captured image of the autonomous vehicle, included in the external environment information of the remote assistance request situation, and a forward camera captured image included in the external environment information of the past assistance request situation, or based on a comparison between a position and any one of a shape, magnitude or type of a recognized obstacle and a position and any one of a shape, magnitude or type of an obstacle included in the external environment information of the past assistance request situation; and a remote assistance content auto transmission portion configured to, when the similarity determination portion determines that the remote assistance request situation is similar to the past assistance request situation, transmit a remote assistance content corresponding to the past assistance request situation to the autonomous vehicle in substitution for the remote operator, by referring to a remote assistance example database in which the past assistance request situation and the remote assistance content are stored in association with each other, the remote assistance content being made by the remote operator in the past assistance request situation.