Nishi’s teachings revolve around the "Six Golden Rules of Health," which aim to align the spine, improve circulation, and harmonize the body and mind. Key titles frequently sought by readers include:

: Often found in collections that detail his six fundamental exercises and dietary principles. Go to product viewer dialog for this item. The Nishi System of Health Engineering

: A comprehensive guide outlining the principles of anatomy and physiology that support his natural healing methods.

: A later work that challenges conventional views on blood circulation and explores the body's natural vitality.