Jeon Sang Keun - 그런 밤 (A night when we need someone)
Jeon Sang Keun - 너를 사랑했던 시절 (Moments of Our Love)
Jeon Sang Keun - 4월의 눈 (April Snow)
Jeon Sang Keun - 오늘 일은 없던 걸로 할게 (Can't goodbye today)
Jeon Sang Keun - 밤이 새도록 (Overnight)
Jeon Sang Keun - 오늘 밤, 너에게 (Tonight, to you)
Jeon Sang Keun - 그 날 (That day) (Our Secret Diary X Jeon Sang Keun)
Jeon Sang Keun - 그럴리 없잖아 (It can't be like that)
Jeon Sang Keun - 우리 왜 헤어져야 해 (Why Break Up?) (My love X Jeon Sang Keun)