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San Yama Bushi Ryu Jujutsu: The Legacy of Dai Shihan Hector Negron Martial arts systems that endure across generations are rarely built on technique alone. They are forged through discipline, experience, hardship, and an unwavering commitment to truth in combat. San Yama Bushi Ryu Jujutsu stands as one such system, a living lineage born from the rigorous training h...
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