The document lists and describes several traditional Korean musical instruments. It discusses instruments that are plucked, strummed, or bowed like the gayageum zither with 12-25 strings. Other instruments mentioned include the bipa lute, daejaeng zither, haegeum fiddle, ajaeng bowed zither, sohaegeum fiddle, daegeum flute, piri and taepyeongso oboes, nabal trumpet, pyeonjeong bells, buk drum, janggo drum, and jing gong.