The Ninjas today are the stuff of myth and legend in comics, film and electronic games. In a journey to the heartland of the ninjas, he takes us from their origins over 1,000 years ago, through their heyday in the civil wars that ended with Japan's unification in 1600.

The Ninjas today are the stuff of myth and legend in comics, film and electronic games. In a journey to the heartland of the ninjas, he takes us from their origins over 1,000 years ago, through their heyday in the civil wars that ended with Japan's unification in 1600.