Gamelan with male groups. In the twenty-five countries outside Indonesia that have gamelan, music performed in a concert context or as part of ceremonies for expat communities may also accompany dance or "wayang". The tuning and construction of a gamelan orchestra is a complex process. Javanese gamelan use two tuning systems: "sléndro" and "pélog". There are other tuning systems such as "degung" (exclusive to Sunda, or West Java), and "madenda" (also known as "diatonis", similar to a European natural minor scale). In central Javanese gamelan, "sléndro" is a system with five notes to the octave, with large intervals, while "pélog" has
Gamelan Harum Sundal Malam" by Malaysian songbird Misha Omar and also the 2006 hip hop song, Tokyo Drift (Fast & Furious), by Teriyaki Boyz. In the "Regular Show" episode "150-Piece Kit", a gamelan is mentioned to be part of the eponymous kit. Gamelan is also found outside Indonesia. There are forms of gamelan that have developed outside Indonesia, such as American gamelan in the United States and Malay Gamelan in Malaysia. Gamelan has also become quite widespread along the South East of Sri Lanka, particularly with the Tamil community, and in Colombo, at the Indonesian Embassy. Gamelan Gamelan () is the