This is the Kusanku karate kata performed by Sensei John Hutchroft. The kata was performed at the Cascade Village Karate dojo in Grand Rapids Michigan. This Kusanku Kata was taught to Nidan rank black 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.