20. A robot control system according to claim 18 , further comprising a detection portion that detects a position of the user, wherein the control portion controls the moving portion to make the body portion keep away from the user when the body portion is in an area centering on the user.
21. A robot control system according to claim 20 , wherein the control portion controls, when controlling the moving portion to keep away the body portion from the user, the moving portion to make the body portion move without changing the direction of the body portion, and then, controls the moving portion to make the body portion turn and move to a target position that is determined based on the position of the exhibition.