To provide a musical score display device which is capable of making a scroll display of musical score along the playing contents indicated by the musical score regardless of its spacing.

The speed of scrolling up to notes (or rests) and the notes and rests succeeding thereto or the segments up to bar lines is set according to the kinds of the preceding notes (or rests) and the spacings (width on an X-coordinate) of these segments and the scrolling to erase these segments is carried out at the set speed. As regards the same kinds of the notes (or rests), the time required for scrolling up to the notes, rests or bar lines succeeding thereto is kept constant.