There are currently two recognised species in this genus:Hozukius emblemariusHozukius guyotensis Barsukov & Fedorov, 1975
Characeristics
Hozukius rockfishes have maximum standard lengths of. They have 12 spines in the dorsal fin and 26 vertebrae, they have a swim bladder and the intraorbital bone is firmly connected to the upper margin of the preoperculum. They also have a deep body, three spines on lower margin of the eye and a truncate caudal fin.
Distribution and habitat
Hozukius fishes are only found in the northwestern Pacific Ocean. H. emblemarius around Japan and H. guyotensis on the Emperor Seamounts. They are bathydemersal and demersal fish which are found as deep as. There is one record of H. emblemaris from Korean waters of the Sea of Japan. Both species are described as being rare.