Gamelan outside Indonesia called "Gamelan Penempaan Guntur" (Gamelan Forge of Thunders). The group offers regular concerts at the museum and other venues, including international festivals. The first gamelan in Mexico is that owned by the Indonesian Embassy in Mexico City since the 1990s. It is a bronce Javanese slendro gamelan, but it started to be used and became active since young Mexican music students were convened by Fitra Ismu Kusumo, an Indonesian student in Mexico, and began using and playing this gamelan in 2002 and founded the group Indra Swara. Currently in Mexico there are at least four sets of gamelan: a Surakartan
Gamelan in Central Javanese villages. Gamelan is also related to the Filipino "kulintang" ensemble. The variety of gamelan can befound in over 25 countries outside Indonesia, presenting both traditional and experimental repertoire. In oral Javanese culture distinctions are made between complete or incomplete, archaic and modern, and large standard and small village gamelan. The various archaic ensembles are distinguished by their unique combinations of instruments and possession of obsolete instruments such as the bell-tree ("byong") in the 3-toned "gamelan kodhok ngorek". Regionally variable village gamelan are often distinguished from standard gamelan (which have the "rebab" as the main melodic instrument) by