Eung-Gu Kim received his education at the Seoul National University and at the Hochschule Mozarteum Salzburg with Prof. Christoph Lieske, among others, where he graduated with honors. He also received lessons from Max Rostal, Ruggiero Ricci, Aron Rosand (chamber music), Alfons Kontarsky (piano duo and new music), Nikolaus Harnoncourt (early music). His concert activity has taken him to many European countries and to Japan. He performed as a soloist with the Mozarteumorchester Salzburg, the Staatsphilharmonie Rheinland-Pfalz, the Mecklenburgische Staatskapelle, the Salzburger Kammerphilharmonie, the Orchester Musikkollegium Winterthur, among others. Since 2016 Eung-Gu Kim has been teaching at the Mozarteum University, since October 2022 as Univ.-Prof.
In addition to the classical and romantic repertoire, he is intensively engaged with the music of the 20th and 21st centuries: seminars and courses led him to Luciano Berio, Wolfgang Rihm, Salvatore Sciarrino. He has also worked with composers such as Pierre Boulez, Rolf Liebermann, Manfred Trojahn and Jörg Widmann, whose works he has performed on several occasions. He has a longstanding collaboration with the conductor Kai Röhrig in particular. In addition to the classical repertoire, they have performed piano and harpsichord concertos by Alfred Schnittke and Henryk Górecki as well as works by Hans Werner Henze and Salvatore Sciarrino. Furthermore, he premiered Wolfgang Rihm's Fantasia with Kai Röhrig.
He also performs with members of the Collegium Novum Zurich, Ensemble Modern Frankfurt, œnm (Austrian Ensemble for New Music). He has also appeared in public with CD, radio and film recordings, including concertos for two and three pianos by W. A. Mozart (with Cyprien Katsaris and Mari Ota) and piano transcriptions by Richard Wagner. He was awarded the "Bernhard Paumgartner Medal" by the Mozarteum Foundation Salzburg.