The Essence of Budo: The Secret Teachings of the Grandmaster
Essence of Ninjutsu
Unarmed Fighting Techniques of the Samurai
The Grandmaster's Book of Ninja Training
The Way of the Ninja: Secret Techniques
Japanese Sword Fighting: Secrets of the Samurai
Ninjutsu: History and Tradition
Stick Fighting: Techniques of Self-Defense (Bushido--The Way of the Warrior)
Advanced Stick Fighting
Knife and Pistol Fighting
Secrets from the Ninja Grandmaster: Revised and Updated Edition