Save Gender Masculine Usage Korean Scripts 충선(Korean Hangul) 忠善(Korean Hanja) Pronounced Pron. CHOONG-SUN [key] Meaning & History Chung(忠) is "fidelity" and Seon(善) is "good". Kim Chung-Seon was a Japanese general who defected to Korea during the Japanese invasion. His Japanese name was Sayaka (沙也可). He is Created Urok Kim Clan (Saseong Gimhae Kim Clan).