Neil Ohlenkamp attended the November 10, 2002 national tournament held in San Jose, Costa Rica in honor of the founder of judo in Costa Rica, Shihan Madrigal. He participated as a referee and presented awards to the winning athletes. He also observed the national judo in order to be better able to contribute some new ideas to a special judo clinic held the following day.
On November 11, 2002 Neil Ohlenkamp conducted a class for the masters of Costa Rica as well as coaches and athletes. The lessons involved a method of moving kuzushi and some new competitive techniques being used in international competition. He received a certificate of appreciation and a gift from the hosts, Sensei Noah Mario Marín (rokudan), Sensei Omar Murillo Sr. (sandan) and Omar Murillo Jr. (shodan).