Lee is a professional gayageum player, a Korean music instrument. She was named a gayageum prodigy by the Kumho Art Center, the most prestigious musical foundation in Korea. She has released four CDs and played in more than 25 countries, including concerts at Carnegie Hall in New York City. In 2017, she participated in the largest-ever mass performance of the gayageum as part of the two-day Uijeongbu International Gayageum Festival.
