4MEN (포맨), David Yong - My Way (Prod. 윤민수 of VIBE) (School 2021 학교 2021 OST Part 2)

Ha Sung Woon (하성운) - 너라는 꿈 (Who You Are) (Moonshine 꽃 피면 달 생각하고 OST Part 3)

그녀가 웃잖아 (She Is Smiling) - 유성은, 진영, 민효린, 울랄라세션 (Yoo Seong Eun, Jinyeong, Min Hyo Rin, Ulala Session)

["School 2015: Who Are You?" OST P.8] Love Song - Yook Sung Jae (BTOB) ft. Park Hye Soo

클랑 (Klang) – 다시 만날 날이 있겠죠 (Someday We Will Meet Again) [화양연화 (When My Love Blooms OST Part 3)]