Sekai Ninja Sen Jiraiya (世界忍者戦ジライヤ Sekai Ninja Sen Jiraiya? lit. "World Ninja War Jiraiya") is a Japanese television series that aired on TV Asahi and its affiliates from January 25, 1988 to January 23, 1989, lasting 50 episodes. It was the seventh installment in Toei's Metal Hero Series franchise of live-action superhero shows. The series centers around a young ninja master named Toha Yamaji, who must face against numerous ninja masters from different parts of the world by donning a special armor to become his alter-ego Jiraiya.