To provide a rice bran removing device capable easily confirming an amount of rice bran and capable of easily attaching and detaching a rice bran recovery container even if a waste grain recover bag is installed under a waste grain chute.

In the subject vertical grain sorter, the grain supplied into a sorting cylinder 1 vertically provided in a rotatable manner is sorted on the basis of a grain size while lifted and the sorted waste grain is discharged from the waste grain chute 3 obliquely extended toward the region under the lateral side of a grain sorter body 2, and a rice bran chute 5 for fractionating the rice bran falling from a rice bran net 4 stretched on the inclined base of the waste grain chute 3 allows the fractionated rice bran to fall to discharge the same. A grain bag 6 is arranged under the leading end part of the waste grain chute 3 to bag the waste grain, and a rice grain recovery box 7 having a shape conforming to the side wall of the grain sorter body 2 is arranged under the rice bran chute 5 on the side of the grain sorter body 2 between the grain bag 6 and the grain sorter body 2.