[4] In 1976, Endang and Ajie Bandi performed "Damai Tapi Gersang" ("Peaceful Yet Arid") at the seventh Indonesian Popular Song Festival, in which they placed second.
[7] Later that year Endang won Best Performance at the 1981 Indonesian Popular Song Festival together with her childhood friend Euis Darliah.
[10] In 1984, Endang performed a duet, "Sayang" ("Dear"; written by Eros Djarot and Jockie Soerjoprajogo) with Chrisye on his album Nona; she also provided backing vocals for "Gadis Manja" ("Spoiled Girl").
However, after the fall of Suharto in 1998, she became involved with the National Awakening Party (Partai Kebangkitan Bangsa), with her husband, as she had long been part of the sponsor, the Islamic organisation Nahdlatul Ulama.
[14] In 1999 Endang released Alunan Emas 25 Tahun Kegemilangan (Golden Songs from 25 Years of Joy), a compilation album in celebration of the 25th anniversary of her entry into music.
[citation needed] Endang sings kroncong, a kind of traditional Indonesian music typified with slow, melancholic melodies and heavy use of string instruments.
[13] Endang's duet with Ajie Bandi "Damai Tapi Gersang" was selected as the 53rd best Indonesian song of all time by Rolling Stone Indonesia.