The Book of Five RingsThe Book of Five Rings
(Go Rin No Sho
) was written by Miyamoto Musashi
. It is considered a classic treatise on military strategy
, much like Sun Tzu
's The Art of War
The five rings are Ground, Water, Fire, Wind and the Void. Each ring represents a different aspect of strategy, and by mastering all five rings, you make yourself invincible in combat.