Under cover of darkness, moving by stealth, ninja used superb physical skill and special equipment to infiltrate and disrupt their enemies. Ninja appeared during Japan's age of regional conflict, and their origins seem to lie in small communities that were clustered in the mountainous regions of Iga and Koka. Our expert guest this time is Hiroshi Ikeda, who has spent the last 25 years tracking down information about ninja.
Cast of this episode
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