Steve Arneil to training at the "dojo". In 1959, Arneil left South Africa, bound for Southeast Asia. Arneil travelled to China, South Korea, and Hong Kong before arriving in Japan. He trained in a few karate styles, including Shotokan, Wado-ryu, and Goju-ryu (under Gogen Yamaguchi). In the course of these studies, the name "Oyama" was mentioned to him by several people, including Yamaguchi, and this aroused his curiosity. In January 1961, through Donn Draeger, Arneil began to study Kyokushin karate under Masutatsu Oyama. He recalled that, unlike the other karate schools he had visited in Japan (who had welcomed him with minimal
Ryu Hayabusa a "Bio-Noid", created by Irene's superior and corrupt CIA director, Foster. After Ryu defeats the double, Foster is killed by H.P. Clancy, who had instructed Ryu to locate a ruin called the "Castle Rock Fortress", which was the base of Foster's Bio-Noid experimentation and has also secretly housed an interdimensional warship that Clancy intends to use for global dominance. Ryu kills Clancy in battle and the ship is destroyed as Ryu escapes with Irene, bringing the first-generation "Ninja Gaiden" storyline to a close. The 1992 Sega Master System version of "Ninja Gaiden" scraps the entire narrative of the original series