KEN (VIXX) - 10분이라도 더 보려고 (Just for a moment)
KEN (VIXX) - 진심으로 갈게 (With all my heart)
KEN (VIXX) - 유성우 (Meteor Shower)
KEN (VIXX) - So Romantic
Ken (VIXX) - 나랑 만나볼래요 (Do You Want Meet Me) (OST My Strange Hero Part.1)
Ken (VIXX) - 뭘 원해? (OST Tofu Personified Part.2)
Ken (VIXX) - 바보야 (Fool) (OST The Legend of the Blue Sea)