Keris is a typical Indonesian sharp weapon. Based on ancient documents, a dagger in the initial form has been used since the 9th century. Strong possibility that a dagger was used prior to this period.The use of the keris themselves spread in the Malay community. At the present time, a dagger commonly known in the area of Indonesia (primarily in Java, Madura, Bali / Lombok, Sumatra, part of Borneo, as well as parts of Sulawesi), Malaysia, Brunei, Thailand, and the Philippines (particularly in the Mindanao region). In Mindanao, the form of arms which are also called kris does not have many similarities although also a stabbing weapon.