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 […]
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Dublin Tai Kai 2025: Koto Ryū, Buyū, and the Never‑Ending Path of the Ninja
This past weekend, Sensei Mark Roemke traveled to Dublin, Ireland to participate in the 2025 Dublin Tai Kai, an international training event focused on the art of Koto Ryū Koppojutsu, one of the classical lineages within the Bujinkan. This year’s training was led by none other than Noguchi Sensei, now the Sōke (grandmaster) of Koto […]
Disappearing in Plain Sight — Kumogakure Ryū
At Saturday’s session in the park, we entered the quiet mystery of Kumogakure Ryū, the “School of Hiding in the Clouds.” How did we train to disappear using Kumogakure Ryu taijutsu? We worked on subtle, unorthodox body movement, letting our hips and spine become unpredictable tools of evasion and misdirection. Rather than confronting force with […]
Ninjutsu: How to Earn Rank in the Bujinkan – Online
At Ninja Training TV, we believe that location should never be a barrier to progression in your martial arts journey. That’s why we’ve built a complete online system for earning rank in Bujinkan Budo Taijutsu, led by 15th Dan master teacher Dai Shihan Mark Roemke. Whether you’re just starting out or steadily climbing the Kyu […]
