have reached a certain size, at which point they are released into the wild with an identification tag. Today, the number of green turtles has been stabilized and is increasing slowly. Demographics The original settlers were of Western and Polynesian origin. Their descendants are now known as Obeikei and have Western and Japanese names; they were required to have the latter since World War II. , most residents were of Yamato Japanese who came to the island after Japan took back control from the US in the 1970s. Education Ogasawara Village operates the island's public elementary and junior high schools. Ogasawara Municipal Ogasawara Junior High School (小笠原村立小笠原中学校) Ogasawara Elementary School (小笠原小学校) Tokyo Metropolitan Government Board of Education operates Ogasawara High School on Chichijima. See also Hahajima References Citations Bibliography . . . Bonin Islands Islands of Tokyo Micronesia Important Bird Areas of the Nanpo Islands