Perisai Diri a practice in Amsterdam, Hilversum, Maarssen, Nieuwegein, Utrecht, etc. In 1983, one of the Perisai Diri silat coach, Otto Soeharjono M.S., move the duty to London, England. He founded Kelatnas Indonesia Perisai Diri Commissariat United Kingdom and became a pioneer of PSF UK (Pencak Silat Federation of United Kingdom). Both Sudargo, one of the Pendekar of Perisai Diri who served as the Board of Development of Pencak Silat Sports PB IPSI, in 1996 commissioned by the government as Transportation Attache at the Indonesian Embassy in Tokyo, Japan. The country is known as the center of the world martial arts, he
Pencak Silat being two aspects of the same practice. Pencak is the essence of training, the outward aspect of the art which a casual observer is permitted to witness as performance. Silat is the essence of combat and self-defense, the true fighting application of the techniques which are kept secret from outsiders and not divulged to students until the guru deems them ready. While other definitions exist, all agree that silat cannot exist without pencak, and pencak without silat skills is purposeless. The origin of the words "pencak" and "silat" have not been proven. Some believe that pencak comes from the Sanskrit