noun
Tokyo, Kanagawa, Chiba, Saitama, and the cities of Yokohama, Kawasaki, Chiba, and Saitama
A collective term used in administrative and regional planning contexts to refer to the Tokyo metropolitan area and its surrounding prefectures and major cities.
八都県市の連携により、広域防災計画が策定された。
A wide-area disaster prevention plan was formulated through cooperation among the eight prefectures and cities.
Compound of 八 (eight), 都 (metropolis, i.e., Tokyo), 県 (prefecture), and 市 (city), referring to the eight administrative entities: Tokyo, Kanagawa, Chiba, Saitama, Yokohama, Kawasaki, Chiba, and Saitama.