Siphonogobius nue is a species of goby native to the coastal waters of Japan where it occurs on sandy substrates with rocks or artificial structures for concealment. A shallow water fish, it is found at depths of from 1mto2mm (03feetto07feetm). Males of this species grows to a length of 9.2cm (03.6inches) SL while the females only reach 8.3cm (03.3inches) SL. This species is the only known member of its genus.