Bathyraja matsubarai, the dusky-purple skate, is a species of skate in the family Arhynchobatidae found in the north-western Pacific Ocean.
This species reaches a length of .
The fish is named in honor of ichthyologist Kiyomatsu Matsubara (1907âÂÂ1968), of the Imperial Fisheries Institute in Tokyo, who collected one of the paratypes at a fish market.