Japanese manga artist Kazuo Umezu, known for horror pieces like "Hyoryu Kyoshitsu" (The Drifting Classroom) and his signature red-and-white-striped shirt, has died in Tokyo, publisher Shogakukan Inc. said Tuesday. He was 88.Umezu, who died on Oct. 28, had been undergoing treatment for stomach cancer, it said.A native of Wakayama Prefecture, western Japan, Umezu grew up in the neighboring Nara Prefecture and started drawing cartoons in the fourth grade of elementary school.He made his debut during high school and released horror manga such as "Hebi Shojo" (Reptilia) and "Nekome Kozo" (Cat Ey…READ FULL ARTICLE