- Wikipedia: Okinawa Prefecture
User-edited article on Okinawa Prefecture in Japan. Features information about the history, geography, natural history, and demography of Okinawa Prefecture, as well as entries about transportation, language, culture, and education.
- Wikipedia: Okinawa Island
User-edited article on Okinawa Island, in Okinawa Prefecture, Japan. Features entries on the history, demographics, transportation, geography, and climate of Okinawa Island, Japan.