Provided is a game system or the like capable of setting a game field relatively wide. This game system provides a training game that progresses through a navigation character or a waiting character that moves in accordance with a user instruction in a game field of a monitor that displays a room screen including the game field. Further, for example, the game system specifies a position relationship between a waiting position and a guide position, when the user instructs the waiting character to move from the waiting position to the guide position in the game field, and changes a moving speed of the waiting character between a normal speed and a special speed in accordance with the specified position relationship, when the waiting character moves from the waiting position to the guide position.