A group of islands known as the Okinawa Islands. / The main island in the Okinawa Islands; Okinawa Island, where the biggest urban settlement is the city of Naha.

A weight-loss diet based on the eating habits of the indigenous people of the Ryukyu Islands.

A species of rail, Gallirallus okinawae, endemic to Okinawa Island in Japan.

plural of Okinawa rail