Last name ヒデカズ (Hidekazu , ヒデカズ ) , around the globe, is a common cognomen. The family name ヒデカズ is habitual in Eastern Asia, particularly Japan, where it is quite a common surname, Taiwan, where it is a rare surname, and Hong Kong. Measured by absolute frequency, it most frequently occurs in Eastern Asia, particularly Japan, China, and Taiwan. Much less frequently, ヒデカズ is the forename as well as the last name.