where is okinawa
For other uses, see Okinawa (disambiguation). Okinawa Prefecture (Japanese: æ²ç¸ç, Hepburn: Okinawa-ken, Okinawan: ã¦ããã¼ãã³ Uchinaa-chin) is the southernmost prefecture of Japan. It comprises hundreds of the Ryukyu Islands in a chain over 1,000 kilometres (620 mi) long.