Chord performance input device, electronic musical instrument, and chord performance input program

摘要

PROBLEM TO BE SOLVED: To provide a chord performance input device and an electronic musical instrument capable of increasing the types of chords that can be played compared to the number of buttons and improving the operability at the time of performance. An electronic musical instrument (1) includes a chord performance input device (10), a sound producing section (8) for producing a chord, and a display section (9) for displaying an image. The chord performance input device 10 includes a chord specifying button group 3 to which chords are respectively assigned, a plurality of chord changing button groups 4 to which a changing method for changing the chord assignment state for the chord specifying button group 3 is assigned, Pronunciation information generation unit 112 that generates pronunciation information for causing the pronunciation unit 8 to generate a chord in accordance with an operation on the chord specifying button group 3 and the plurality of chord changing button groups 4, and a plurality of chord images and changing method images. The display information generation unit 113 generates display information to be displayed on the display unit 9 so as to match the order in which the plurality of chord specifying button groups 3 and the plurality of chord changing button groups 4 are arranged side by side. With. [Selection diagram]