Abstract: An exercise support device including an input which inputs player motion information from a reference position, and an instructing component which displays a motion evaluation mark on a screen, a motion instruction mark in a scrolling manner on the screen, a plurality of display patterns of a series of motion instruction marks in a distinguishable manner on the screen such that the display patterns include at least first and second display patterns, with the second display pattern having the motion instruction marks of the first display pattern and additional motion instruction marks, and instructs the player on a motion timing represented by the motion instruction mark so that the motion evaluation and instructions marks coincide. The exercise support device further includes an evaluating component which evaluates a player's motion based on a level of coincidence of the motion instruction and evaluation marks that correspond to the player's motion.