IODP SEDIS - Thesaurus -

Okinawa
BT	Asia
	.Far East
	..Japan
	...Ryukyu Islands
	....Okinawa
RT	Ishikawa Japan
SN	Major island in Okinawa Island group midway between the main islands of Japan and Taiwan.

Okinawa Trench
USE	Okinawa Trough

Okinawa Trough
BT	Pacific Ocean
	.North Pacific
	..Northwest Pacific
	...Okinawa Trough
UF	Okinawa Trench
RT	Japan
	East China Sea
SN	This term has multiple hierarchies. Added to Thesaurus in 1989.