The most popular Korean OST songs on Spotify • Featuring V, SEUNGKWAN, Yoon Mirae, WOOSUNG, JO YURI, CHO JUNG SEOK, SinB, Sunjae, KIHYUN, Whee In, Kim Kyung Hee, Cha Eun-Woo, KLANG, JEONG SEWOON, Sondia, CHA NI (SF9), LEE SUHYUN, Janet Suhh, Kim Jong Wan of NELL & JOONIL JUNG • By volt.fm