Pterothrissus gissu, also known as the Japanese gissu, is a species of ray-finned fish in the family Albulidae.

[3] The Japanese gissu is a rare fish that is distributed in deep water off northwest Pacific Ocean.

This fish is known to pass through a leptocephalus larval stage, but only metamorphosed (after reaching the fully grown stage) specimens have been available.

[4] This species is the only member of its genus.

This Albuliformes-related article is a stub.