[5] In 2006, she began studying with Arie Vardi at the Hochschule für Musik und Theatre, in Hannover, Germany, where she currently resides.

21 at the Tchaikovsky Competition has received an estimated 25 million online views, considered a record for a live Mozart performance.

Son has collaborated with distinguished conductors such as Lorin Maazel, Sir Neville Marriner, Valery Gergiev, Sir Antonio Pappano, Jaap van Zweden, Yuri Bashmet, Vasily Petrenko, Omer Meir Wellber, Edo de Waart, Susanna Mälkki, Ivan Fischer, Mikko Franck, Karel Mark Chichon, Myung-whun Chung, Krzysztof Urbański, Alexander Shelley, James Conlon, Jun Märkl, Lawrence Foster, Dmitri Kitayenko, Ludovic Morlot, Andrew Manze, Pietari Inkinen, Ryan Bancroft, Jonathon Heyward, Joana Carneiro, Giordano Bellincampi and many others.

Son first drew international attention in October 2004 at age 18 when she appeared as a soloist performing Liszt Piano Concerto No.

1 with the New York Philharmonic Orchestra under the baton of Lorin Maazel on their Asia tour in Seoul, Daejeon, and Tokyo.

Son again performed with Maazel and the New York Philharmonic when they returned to the Seoul Arts Center in February 2008, this time as soloist for Beethoven Piano Concerto No.

[22] In 2019, Son made her debut at the BBC Proms festival at the Royal Albert Hall performing the Mozart Piano Concerto No.

[24] In September 2021, Son performed the Beethoven Emperor Concerto with Pietari Inkinen and the Deutsche Radio Philharmonie Saarbrücken Kaiserslautern in a broadcast event.

[26] In that same month, she performed the Ravel Piano Concerto for the Left Hand with Pablo Urbina conducting the Orquesta Sinfónica y Coro RTVE in Madrid.

[27] Son had performed the Ravel Piano Concerto in G Major with the same orchestra in the previous season with Pablo González as conductor.

[37] Son gave a recital at the 2023 Edinburgh Festival performing the Beethoven Hammerklavier Sonata in an acclaimed BBC broadcast concert.

[41] On 28 October 2023 Son performed Liszt's Totentanz with the London Symphony Orchestra conducted by Sir Antonio Pappano.

"[44] Son's debut with the Vancouver Symphony Orchestra and music director Otto Tausk in the Mozart Piano Concerto No.

20 in November 2023 elicited a review that "her patrician elegance and clean, sharply-chiseled performance were exemplary...very much in the spirit of Mozart's era.

[48] One reviewer stated that Son "had the ideal combination of technical abandon, lyrical control and power, which brought out the best in the music.

Her performance style is characterized by sustained and even-toned melodic lines, by clarity of texture, and by expressive authenticity.

She was acclaimed for her creative and innovative programming and Son engaged many renowned solo musicians from around the world to participate in the festival.

[62] The Daewon Awards recognize outstanding levels of achievement in the performing arts for classical music in South Korea.