To provide a binding string guide structure capable of preventing the generation of kink phenomenon at the time of delivering a string from a outside unwinding type wound string.

A binding string 1 delivered from the periphery of a outside unwinding type wound string 2 is drawn through a guide hole 16 provided in one end of the wound string 2. A guide body 13 for sliding the binding string drawn from the wound string 2 for guide and provided with a circle-like peripheral edge having a diameter larger than the outer diameter of the wound string 2 is provided to be rotated concentrically with the wound string 2 at a drawing end of the wound string 2.