A controller (11) of a score displaying apparatus (1) operates in a view mode displaying a score on a screen of a user I/F (12), and a writing mode obtaining information indicating writing on the score via the user I/F (12). In response to one operation specifying one grand staff by a user in the view mode, the controller (11) performs a process of enlarging (SB120) an image of an image area to which the specified grand staff belongs and displaying (SB 130) the enlarged image on a foreground of a center of the screen, and performs a process of switching (SB140) a control mode from the view mode to the writing mode.