Kawai Novus NV10 Owner's Manual page 68

Concert Magic
 Performing the selected Concert Magic song
Press a key on the keyboard.
The song will advance with every key that is pressed. Pressing
the keys gently will produce a soft sound, while pressing heavily
will produce a loud sound.
 Changing the Concert Magic performance mode
Tap the [Performance Mode] button to change the Concert
Magic performance mode.
Perform the selected Concert Magic song by tapping any
key, following the song arrangement type.
Perform the selected Concert Magic song by tapping any
key with a constant steady beat, regardless of the song
arrangement type.
68
Performance mode
button