His only collection of poetry “Azaleas” (Registered Cultural Heritage No. 470-2; First edition published on December 26, 1925) was published in 1925, when he was 24 years old. Including his major poems, Azaleas contains 126 poems, which Koreans can empathize with on a deep level as the sentiment of Koreans are metaphorically described with nature and in a very Korean style.