When Sensei Mark Roemke returned from the Koto Ryū Tai Kai in Dublin, he came back carrying fresh insights. Koto Ryū (虎倒流), the “Tiger Knocking Down School,” is one of the nine classical schools transmitted through the Bujinkan. Known for its Koppojutsu (bone-breaking techniques), it emphasizes sharp, linear counters designed to shatter structure and overwhelm […]
Shihan Mark Roemke
15th Dan Bujinkan Shihan with 30+ years of experience teaching traditional ninja arts across the globe.
Founder of NTTV, featured in 100+ instructional videos and online courses.
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