Muneatsu Suwa's Chaya Shirojiro, Iga o Kakeru was published under a revised title after winning as Shonin Iga o Kakeru. It follows merchant Chaya Shirojiro as he helps lead Tokugawa Ieyasu through the dangers of Iga after the Honnoji Incident.

A merchant's loyalty and calculation drive Ieyasu's flight through Iga.