<p>'A retainer of our domain, Renpeido Chikamatsu Hikonoshin Shigenori, each morning washed his face and hands, dressed himself in Hakama and prayed in front of the kamidana alter ? His prayer was thus: "Please afford me success in war." He kept to this routine all through his life.'<br>Through patient and scholarly detective work, Antony Cummins and the Historical Ninjutsu Research Team have unearthed a Shinobi treasure. The 18th-century militar...