Shimizu (shĭmēˈzō) [key], city (1990 pop. 241,523), Shizuoka prefecture, E central Honshu, Japan, on Suruga Bay. A port and fishing center, it exports tea, oranges, and canned food. Shimizu produces motorcycles, ships, and musical instruments, and is home to petroleum and aluminum refineries. Nearby is Miho-no-matsubara, a breakwater famed for its beauty.