Megaria21 | 홍중
Aktor · Lahir 1998 · Anyang, Gyeonggi, South Korea
Megaria21 | Kim Hong-joong, known mononymously as Hongjoong, is a South Korean rapper, singer-songwriter and composer under KQ Entertainment. He is the leader of the boy group ATEEZ. As of August 2026, he has 190 songs credited under his name on the Korea Music Copyright Association (KOMCA).
