PURPOSE: To surely grasp the utilization state of striking seats and the loan-out state of balls by providing a ball loan-out means for the loan-out of balls when the judgement by a card correctness judging means is 'OK' and a display device for displaying the loan-out state of balls and the recorded data of data openings.

CONSTITUTION: When a paper card 3 is inserted into a ball loan-out. management device 4 installed in the vicinity of a striking seat, the data openings punched out on issue is detected by a sensor installed in the ball loan-out management device 4, and the recorded data is read out. The correctness judgement for the paper card 3 is carried out on the basis of the recorded data. When the judgement for the correctness is 'OK' and a switch 5 is operated, a certain number of golf balls accommodated in a ball stocker 6 as ball loan-out means are loan out, and if the judgement is 'NG', the paper card 3 is returned from the ball loan-out management device 4. Further, when balls are loan out, the strike seat NO., number of times of ball loan-out, etc., are displayed on a monitor 7 installed at a front 1.