Passage: The island is divided into five nominal regions and contains 34 prefectures, including metropolitan Tokyo. Administratively, some smaller islands are included within these prefectures, notably including the Ogasawara Islands, Sado Island, Izu Ōshima, and Awaji Island.The regions and its prefectures are:

Question: What major city is considered one of the 34 prefectures of the island?
Tokyo.