Economy of Effort: Why Serious Karate Practitioners Should Study Seiryoku Zen’yō

One of the greatest principles in Japanese martial arts is Seiryoku Zen’yō (精力善用), often translated as “maximum efficient use of energy.” Introduced by Jigoro Kano, the founder of judo, it teaches that every movement should achieve the greatest possible effect with the least unnecessary effort. Although born in judo, this principle extends far beyond...

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