Kazuo Umezu or Kazuo Umezz ?? ??? Umezu Kazuo birth name ???? born September 3 1936 is a Japanese manga artist musician and actor Starting his career in the 1950s he is among the most famous artists of horror manga and has been vital for its development considered the god of horror manga In 1960s sh?jo manga like Reptilia he broke the industrys conventions by combining the aesthetics of the commercial manga industry with gruesome visual imagery inspired by Japanese folktales which created a boom of horror manga and influenced manga artists of following generations He created successful manga series such as The Drifting Classroom Makotochan and My Name Is Shingo until he retired from drawing manga in the mid 1990s He is also a public figure in Japan known for wearing redandwhitestriped shirts and doing his signature Gwash hand gesture