To provide the winning device of a pachinko game machine for making it difficult to predict the entry of a game ball until immediately before it happens and enabling a player to enjoy the moving period with full expectations by controlling a track that a received game ball moves toward the entry.

The winning device comprises a case body 10 provided with a receiving port 11 for receiving the game ball B and a discharge port 12 for leading the received game ball B to a winning detection means, and a rotating body 20 provided inside the case body 10 and rotated in the state of holding the game ball B received from the receiving port 11 in a holding pocket 20a. The rotating body 20 is provided with an outer circle body 21 for moving the game ball B in a circumference direction and an inner circle body 22 for moving the game ball B in a radial direction inside the holding pocket 20a. When the circumference direction position of the game ball B moved by the outer circle body 21 and the radial direction position of the game ball B moved by the inner circle body 22 match the position of the discharge port 12, the game ball B is discharged from the discharge port 12 and led to the winning detection means.