Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Okinotorishima is an atoll, which in English has multiple designations (Okinotori coral reefs, Okinotori Islands). Its original name was Parece Vela, Spanish for "looks like a sail" (alluding to the original appearance of the reef). This name has been retained in English as well, especially to designate the geological formations of the islets. It is located on the Palau-Kyushu Ridge in the Philippine Sea at 20°25¿N 136°05¿E¿ / ¿20.417°N 136.083°E¿ / 20.417; 136.083Coordinates: 20°25¿N 136°05¿E¿ / ¿20.417°N 136.083°E¿ / 20.417; 136.083, 534 km (332 miles) SE of Oki Dait¿ and 567 km (352 miles) WSW of Minami Iwo Jima of the Ogasawara Islands or 1740 km (1081 miles) south of Tokyo, Japan. The Japanese meaning of the name is "remote bird islands" and they are sometimes referred to as "the southernmost islands of Japan."