Tōkai region
, or the , is a major metropolitan area in Japan that is centered on the city of Nagoya (the "Chūkyō", i.e., the "capital in the middle") in Aichi Prefecture. The area makes up the most urbanized part of the Tōkai region. The population of 9,552,132 over an area of 7,072 square kilometers. (Demographia World Urban Areas 2019)［http://demographia.com/db-worldua.pdf]