"KARAOKE" MACHINE

PROBLEM TO BE SOLVED: To provide a "karaoke" machine to which a functional kind for changing a mode in playing a "karaoke" music and degrees of change can be inputted with simple operations. SOLUTION: When music to sing is selected by operating a numeric button 101 of the operation unit of an operation panel 10 and moreover keys at the time of musical performance are made to go up and down, a # button 103 or a button 104 of a flat sign and the numeric button 101 are operated. For example, when keys are raised by three degrees (in short, a tone and a half) in reserving a musical composition, operations are performed in a following order. (1) a music number is specified by pushing the numeric button 101 and (2) the # button 103 is depressed and (3) "3" of the numeric button 101 is pushed and (4) a music selection button 102 is pushed. Moreover, for example, when a music number is "12001", data having contents of "12001#3" is inputted as music selection data. Then, a CPU 14 extracts the music number and a key changing value from the music selection data and stores them in the reservation table of a random access memory 15. COPYRIGHT: (C)2004,JPO