LORAN-C transmitter Gesashi is the Whiskey secondary station of the North West Pacific LORAN-C Chain ( GRI 8930) and the X-Ray Secondary of the East Asia LORAN-C chain ( GRI 9930). It uses for both chains a transmission power of 1000 kW. Baudette LORAN-C transmitter, situated near Gesashi, in Higashi-son, Okinawa, Japan at 26°36'25" N, 128°8'57" E,(). Gesashi LORAN-C transmitter uses as antenna a 190.5 metre ( 625 ft) tall mast radiator.
The Loran Station was originally both Loran A and Loran C manned by the U.S. Coast Guard. The Station was later turned over to the Japanese.