| 摘要 |
PURPOSE:To make an efficient play practice by selecting play parts to be played automatically among plural play parts. CONSTITUTION:When a selective indication means indicates the automatic play of some of the play parts, play information regarding the indicated play parts is selected among pieces of play information on the play parts stored on an automatic play memory means 10 and outputted to a musical signal generating means 12. Further, the play of the play parts which are not indicated by using respective play operation elements of a play operation means and then an operation element detecting means detects the operation of play opera tion elements in the play and also outputs operation element information indicat ing the operated play operation elements to a musical signal generating means 12. Consequently, musical and efficient play practicing is enabled. |
