Thank you very much for sharing. This was filmed in Buenos Aires - Argentina. One of the Uke's is Hector Flores. If anyone could give more info, I would appreciate.
This was at Complejo Deportivo CeNARD, Buenos Aires, Argentina. In 1993. Ukes: Hector Flores & Miguel Teuscher (also Miguel Strugo at 13:00). In the back: K. Kurata Sensei, Luis Gus, Daniel Morales.