Gamelan construction of musical instruments, as well as scheduling performances at the court. In the palaces of Java the oldest known ensembles, Gamelan "Munggang" and "Gamelan Kodok Ngorek", are apparently from the 12th century. These formed the basis of a "loud style" of music. In contrast, a "soft style" developed out of the "kemanak" tradition and is related to the traditions of singing Javanese poetry, in a manner often believed to be similar to the chorus that accompanies the modern "bedhaya" dance. In the 17th century, these loud and soft styles mixed, and to a large extent the variety of modern
Gamelan instruments are indeed included in a complete gamelan orchestra. Musical instruments such as the bamboo flute, bells, drums in various sizes, lute, and bowed and plucked string instruments were identified in this image. However it lacks metallophones and xylophones. Nevertheless, the image of this musical ensemble is suggested to be the ancient form of the gamelan. The instruments developed into their current form during the Majapahit Empire. According to the inscriptions and manuscripts dated from the Majapahit period, the kingdom even had a government office in charge of supervising the performing arts, including the gamelan. The arts office oversaw the