Pencak Silat Indonesian island, and displays the greatest diversity of techniques. Many Javanese schools such as Perisai Diri and Inti Ombak have been established internationally in Asia, Europe and America. Merpati Putih or "white dove" style was developed in the keraton (royal courts) of 17th century Mataram and was not taught publicly until 1963. Today it is the standard unarmed martial art of the Indonesian National Armed Forces. It includes weapons but focuses more on empty-handed self-defense and the development of internal strength developed through breathing techniques. Pencak silat in Java draws from traditional kejawen and Hindu-Buddhist Javanese beliefs but after Indonesia's
Pencak Silat less direct than other styles, characteristically favouring deception over aggression. Hand movements are used to distract, and openings are deliberately exposed to bluff the opponent into attacking. This approach requires that exponents train their flexibility and stamina. As with Balinese warriors of the past, modern pencak practitioners in Bali often wear headbands as part of their uniform. There are about four main systems considered purely Balinese. The most prominent of these is Bakti Negara, which is firmly rooted in the old local Hindu philosophy of Tri Hita Karana. Another system which has gained prominence is Seruling Dewata meaning "God's flute".