This is the Naihanchi Sandan karate kata performed by Sensei John Hutchroft, Ryan Rivard, and Tedd O’Neill. The kata was performed at the Village Karate dojo in Holt Michigan. This Naihanchi Sandan Kata was taught to 3rd Kyu rank white belts in the Matsumura Seito Shorin Ryu-Koeppel Ha Standards. Koeppel Ha is no longer taught. See the standards at the following link.

Matsumura Seito Shorin Ryu-Koeppel Ha Standards

John Hutchcroft, 9th Dan, Matsumura Ha Shorin Ryu, is sensei at Okinawa Village Karate Dojo in Michigan. He is the President of the Okinawa Village Karate Association.
Tedd O’Neill, 6th Dan, is sensei at Cascade Village Karate in Michigan.
Ryan Rivard earned his 6th Dan at the Okinawa Village Karate Dojo under sensei John Hutchcroft