The drummer who beats the janggu also makes chuimsae (exclamations) in order to please the audience.

Almost every Korean traditional musical instrument is used in sanjo: gayageum, geomungo, daegeum, haegeum, piri, taepyeongso, ajaeng, danso.

Its early development was informed by other genres of traditional music, including pansori, sinawi, and the performances of Korean shamanism.

Starting from a slow rhythm, the audience can gradually sink into the melody of the song.

Sanjo has endless melodies in which musicians make new compositions that change with the times.