South Iwo Jima (南硫黄島, officially Minami-Iōtō, also frequently Minami-Iwō-jima, Minami-Iōjima: “South Sulfur Island”, formerly known as Santo Agostino) is the southernmost island of the Volcano Islands group of the Ogasawara Islands, 60 km south of Iwo Jima. It is now administered as part of the Ogasawara-mura of Tokyo and is unpopulated. Its pronounced Japanese name was changed on June 18, 2007 to Minami-Iōtō, the kanji unchanged. The next southern island (geologically), located 541 km (336 mi) away, is Farallon de Pajaros of the Northern Mariana Islands while Iwo Jima is roughly 60 km to the north.