1. A method for recognizing a music score included in an image, the method comprising: (a) detecting a first region with staff lines from an image including a music score; (b) detecting a second region including musical notes that overlaps the first region; (c) detecting a third region of the image having an accompaniment chord from the image including the music score by taking the first region with the staff lines and the second region with the musical note into consideration with distribution characteristics; (d) extracting and removing the staff lines from the music score included in first region of the image; (e) recognizing and extracting the musical note from the image, from the first region in which the staff lines have been removed; (f) recognizing and extracting the accompaniment chord from the third region of the image; and (g) generating instructions for reproducing a sound source corresponding to the musical note and accompaniment chord.