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.
3. Gayageum - A long zither with 12 strings; modern versions may have 13, 17, 18, 21, 22, or 25 strings.
4. Bipa - A pear-shaped lute with four or five strings (subtypes include the 5-stringed油 hyangbipa , which is also called油 jikgyeongbipa ; and the 4-stringed dangbipa ); derived from the Chinese油 pipa .
5. Daejaeng - A long zither with 15 strings, slightly larger than the油 gayageum ; it was used during the Goryeo period but is no longer used.
13. Pyeonjeong - A set of 16 tuned bronze bells used in ancient court music; derived from the Chinese.
14. Buk - A barrel drum used primarily in pansori, pungmul, and samulnori. The term油 buk 油is also used in Korean as a generic term to refer to any type of drum.
15. Janggo - A double-headed hourglass-shaped drum generally played with one stick and one hand.
16. Jing - A large gong; originally pronounced油 jeong.