To provide a keyboard drawing device which allows an easy and smooth job of drawing support out of a rack frame, and which ensures that the support is held locked in a drawn position and a stored position.

This device has a rack frame 4A and keyboard support 3A drawably stored in the rack frame 4A, and the support 3A is fitted with first and second rollers 19, 20 and provided with a locking member 18 preventing drop when the support 3A is drawn out. A second guide rail 12 guiding the sliding motion of the roller 20 and a first guide rail 11 guiding the sliding motion of the roller 19 are mounted in two steps on the rack frame 4A, and a stopper 14 for engagement with the locking member 18 is attached to the rack frame 4A. The guide rail 11 is horizontally extended, and the guide rail 12 has its front part extended backward and downward while being inclined.