1 ORIGIN AND HISTORY OF THE KERIS The most famous heirloom for Javanese people is Keris (dagger). In the ancient time, a man is not considered as a real man if he has no keris. The keris is highly valued, treated and respected with special care. This pusaka is usually inherited from fore fathers. According to Javanese ancient tradition, especially in the court families, a father was obliged to give to his adult son at least a keris. In general, keris is divided to two important parts, the blade (Wilah) and the scabbard (Warangka), to protect the blade. The process of the making of the blade in the old days may last one year only for one keris. The keris maker is called an Empu. Only the respectable Empus could make a high quality keris, physically and spiritually. Empu has to do some spiritual deeds to prepare a keris, like fasting, not sleeping for several days and nights, meditation, etc. In Principle, a keris is a personal sacred weapon, it is made by an Empu, in accordance with the wish of the consumer. The manufacturing of keris is complicated, for short as the following : At workshop with good fire plate to case the row materials such as 5 kg iron plate, measuring; 4 cm wide, 2 cm thick, 15 cm long; 50 gram of nickel and 0,5 kg of steel. The iron is heated until it become smaller, it forges again and again. The 5 kg iron becomes 2 kg forged iron. The nickel inserted in between the forged iron, smolder them, forged them carefully to produce the desired 'pamor' or surface pattern. Afterward the steel sheet, together with above forged iron and nickel, smolder and forge again. In this stage the keris should be made Keris Lurus (a straight keris) or Keris Luk (keris with curves). The keris should be formed in accordance to the blue print, using several tools such as; rough fine, triangular files, grindstone and chisels.