Park Boram (박보람) - Isn't She Lovely [Introverted Boss - 내성적인 보스 OST Part 4]

Ben (벤) - Memory [Introverted Boss - 내성적인 보스 OST Part 2]

27_Tadel des Nikodemus. Josephs Rechtfertigungsrede.

Ahn Hyeon Jeong (안현정) - 사랑인걸까 [Weightlifting Fairy Kim Bok Joo OST Part 8]

수영 (SOOYOUNG) - 겨울숨 (Winter Breath)

산들 (Sandeul (B1A4)) - 한 걸음만 더 (One More Step) [Introverted Boss - 내성적인 보스 OST Part 3]

홍대광 (Hong Dae Kwang) - 둥둥 [그녀의 사생활 - Her Private Life OST Part 2]

Kihyun (MONSTA X) Seola (WJSN) - Love Virus (What's Wrong With Secretary Kim OST Part 1)

Kim E-Z (Ggotjam Project) - Because of You (Introverted Boss OST) Part.5

샘김 (Sam Kim) - 숨 (Breath) [사이코지만 괜찮아 - It's Okay To Not Be Okay OST Part 2]

유주 Yuju - 너의 곁으로 By Your Side (Cyworld BGM 2021)