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(January 1, 2008)
The Islands of Tokyo (東京諸島, Tokyo-shotō), also known as the Insular Area of Tokyo Metropolis (東京都島嶼部, Tōkyō-to-tōshobu) or Izu-Ogasawara islands (伊豆・小笠原諸島, Izu-Ogasawara-shotō), consist of the Izu and Ogasawara (also known as Bonin) island chains to the south of the Izu Peninsula.
The islands consist of two towns and seven villages that are grouped into four subprefectures.
Tokyo, officially the Tokyo Metropolis, is the capital of Japan and one of the most populous cities in the world with a population of over 14 million residents as of 2023. The Tokyo metropolitan area, which includes Tokyo and nearby prefectures, is the world's most-populous metropolitan area with 40.8 million residents as of 2023, and is the second-largest metropolitan economy in the world after New York, with a 2023 gross metropolitan product estimated at US$2 trillion.
The Bonin Islands, also known as the Ogasawara Islands (小笠原諸島), is a Japanese archipelago of over 30 subtropical and tropical islands located around 1,000 kilometers (620 mi) SSE of Tokyo and 1,600 kilometers (1,000 mi) northwest of Guam. The group as a whole has a total area of 84 square kilometers (32 sq mi) but only two of the islands are permanently inhabited, Chichijima and Hahajima. Together, their population was 2,560 as of 2021. Administratively, Tokyo's Ogasawara Subprefecture also includes the settlements on the Volcano Islands and the Self-Defense Force post on Iwo Jima. The seat of government is Chichijima.
Ogasawara is a village in Ogasawara Subprefecture, Tokyo Metropolis, Japan, that governs the Bonin Islands, Volcano Islands, and three remote islands.
The Izu Islands are a group of volcanic islands stretching south and east from the Izu Peninsula of Honshū, Japan. Administratively, they form two towns and six villages; all part of Tokyo Prefecture. The largest is Izu Ōshima, usually called simply Ōshima.
The Nanpō Islands is a collective term for the groups of islands that are located to the south of the Japanese archipelago. They extend from the Izu Peninsula west of Tokyo Bay southward for about 1,200 km (750 mi), to within 500 km (310 mi) of the Mariana Islands. The Nanpō Islands are all administered by Tokyo Metropolis.
Okinotorishima, or Parece Vela, is a coral reef, geologically an atoll, with two rocks enlarged with tetrapod-cement structures. It is administered by Japan with a total shoal area of 8,482 m2 and land area 9.44 m2 (101.6 sq ft). Its dry land area is mostly made up by three concrete encasings and there is a 100 by 50 m stilt platform in the lagoon housing a research station. There is a third completely artificial tetrapod-cement islet.
The Okinawa Islands are an island group in Okinawa Prefecture, Japan and are the principal island group of the prefecture. The Okinawa Islands are part of the larger Ryukyu Islands group and are located between the Amami Islands of Kagoshima Prefecture to the northeast and the Sakishima Islands of Okinawa Prefecture to the southwest.
Izu Ōshima is an inhabited volcanic island in the Izu archipelago in the Philippine Sea, off the coast of Honshu, Japan, 22 km (14 mi) east of the Izu Peninsula and 36 km (22 mi) southwest of Bōsō Peninsula. As with the other islands in the Izu Island group, Izu Ōshima forms part of the Fuji-Hakone-Izu National Park. Izu Ōshima, at 91.06 km2 (35.16 sq mi) is the largest and closest of Tokyo's outlying islands, which also include the Ogasawara Islands.
Toshima is a village located in Ōshima Subprefecture, Tokyo Metropolis, Japan. The village comprises the whole of To-shima Island.
Aogashima is a village located in Hachijō Subprefecture, Tokyo Metropolis, Japan. It is the least-populated municipality in Japan, with an estimated population of 169 and a population density of 28.2 persons per km2 as of 2018. Its total area is 5.96 square kilometres (2.30 sq mi).
The Ryukyu Islands, also known as the Nansei Islands or the Ryukyu Arc, are a chain of Japanese islands that stretch southwest from Kyushu to Taiwan: the Ōsumi, Tokara, Amami, Okinawa, and Sakishima Islands, with Yonaguni the westernmost. The larger are mostly volcanic islands and the smaller mostly coral. The largest is Okinawa Island.
Ōshima Airport, also known as Tokyo Ōshima Camellia Airport, is an airport located on the island of Izu Ōshima, Tokyo, Japan.
Aogashima (青ヶ島) is a volcanic island to the south of Japan in northernmost Micronesia. It is the southernmost and most isolated inhabited island of the Izu Islands. The islands border the northeast Philippine Sea and lie north of the Ogasawara Islands. The island lies approximately 358 kilometres (222 mi) south of mainland Tokyo and 64 kilometres (40 mi) south of Hachijō-jima.
Tori-shima 'Bird Island', or Izu-Torishima 'Bird Island of Izu Province') is an uninhabited Japanese island in the Pacific Ocean. The volcanic island is part of the Izu Islands.
The Tokyo counties district was an electoral district for the House of Representatives in the Imperial Diet of Japan. Between 1902 and 1917, it eletected five representatives by single non-transferable vote. It was located in Tokyo and consisted of all counties (gun) of the prefecture and the Izu and Ogasawara islands, in other words all parts of Tokyo that did not belong to Tokyo city. The counties were: Ebara County, Toyotama County, Kita-Toshima County, Minami-Adachi County, Minami-Katsushika County, Kita-Tama County, Minami-Tama County and Nishi-Tama County; the island communities hadn't yet been organized into modern municipalities.
Toho Air Service is a Japanese airline based in Tokyo Heliport, Shin-Kiba, Tokyo. Their fleet consists mostly of helicopters and operate regular passenger services within the Izu Islands. Toho Air Service also provides helicopters in mountain rescue or for private purposes.
Tōkai Kisen is a shipping company headquartered in 1-16-1, Kaigan, Minato, Tokyo, Japan (〒105-6891 東京都港区海岸一丁目16番1号). Its main business is freight and passenger transportation between the main island of Honshu and the Izu Islands in the Pacific Ocean. The company is listed on the Second Floor of the Tokyo Stock Exchange.
The Northern Izu Archipelagodialects are dialects of Japanese spoken on the inhabited islands north of Mikura-jima in the Izu Archipelago, part of the Tokyo Metropolitan Area. The various dialects are classified as Eastern Japanese, and are most similar to the Izu dialect of mainland Honshū, but as islands have also developed unique traits which can vary considerably from island to island. On islands with large numbers of migrants from the mainland, such as To-shima, there is increasing standardisation of speech towards the common standard.
The Bonin Islands are an archipelago of over 30 subtropical and tropical islands, some 1,000 kilometres directly south of Tokyo, Japan and 1,000 miles northwest of Guam.