An operation system for causing a vehicle to automatically travel along a dedicated lane for vehicles, the system having a plurality of magnetic markers arranged in the dedicated lane; a storage part configured to store, as connection point identification information, identification information of a magnetic marker corresponding to a connection point for at least either one of branching from the dedicated lane to another lane and merging from another lane to the dedicated lane; and a setting part configured to set or cancel the connection point, wherein the storage part is further configured to store, as the connection point identification information, identification information of the magnetic marker corresponding to the connection point when the connection point is set by the setting part, and erase the connection point identification information according to identification information of the magnetic marker corresponding to the connection point when the connection point is canceled by the setting part, and the system is configured so that at least one of branching from the dedicated lane to another lane and merging from another lane to the dedicated lane is allowed at a point corresponding to the magnetic marker according to the connection point identification information stored in the storage part, characterized in that the system has a movable fence for partitioning the dedicated lane, which can be opened and closed; and a control part configured to control opening/closing operation of the movable fence, and the control part is further configured to cause the movable fence corresponding to the magnetic marker according to the connection point identification information stored by the storage part to be opened when the connection point identification information according to identification information of any of the magnetic marker is stored, and cause the movable fence corresponding to the magnetic marker according to identification information to be closed when the connection point identification information according to identification information of any of the magnetic marker is erased. a plurality of magnetic markers arranged in the dedicated lane; a storage part configured to store, as connection point identification information, identification information of a magnetic marker corresponding to a connection point for at least either one of branching from the dedicated lane to another lane and merging from another lane to the dedicated lane; and a setting part configured to set or cancel the connection point, wherein the storage part is further configured to store, as the connection point identification information, identification information of the magnetic marker corresponding to the connection point when the connection point is set by the setting part, and erase the connection point identification information according to identification information of the magnetic marker corresponding to the connection point when the connection point is canceled by the setting part, and the system is configured so that at least one of branching from the dedicated lane to another lane and merging from another lane to the dedicated lane is allowed at a point corresponding to the magnetic marker according to the connection point identification information stored in the storage part, characterized in that the system has a movable fence for partitioning the dedicated lane, which can be opened and closed; and a control part configured to control opening/closing operation of the movable fence, and the control part is further configured to cause the movable fence corresponding to the magnetic marker according to the connection point identification information stored by the storage part to be opened when the connection point identification information according to identification information of any of the magnetic marker is stored, and cause the movable fence corresponding to the magnetic marker according to identification information to be closed when the connection point identification information according to identification information of any of the magnetic marker is erased.