Masami Kurumada is a Japanese manga artist and writer, known for specializing in fighting manga featuring bishōnen and magical boys.
Masami Kurumada, as he appeared in the first episode of the Ring ni Kakero 1 anime adaptation. His character's design was based on the protagonist of his manga Jitsuroku! Shinwakai, whose name is also Masami Kurumada, and the kanji in his clothes read Shinwakai, as a reference to it.
Ring ni Kakero is a Japanese manga series written and illustrated by Masami Kurumada. It was published in Weekly Shōnen Jump between January 1977 and October 1981. The individual chapters were compiled by Shueisha into twenty-five tankōbon volumes. A sequel entitled Ring ni Kakero 2 was serialized in Super Jump between 2000 and 2008.
Cover of the first manga volume