Netsuke of Noh Mask; Demon (?)

Brown wooden Noh mask of a demon, with a large nose and mouth, and small eyes. The mask has a wide, rounded face with a prominent forehead and eyebrows that are carved to appear as if they are furrowed. The eyes are small and circular with a large, empty socket. The mouth is open and shows teeth. The mask appears to be made of wood and has a smooth, worn texture. A tuft of hair is on top of the mask. The background is light gray. The mask appears to be a netsuke.