- Won Hyo Yeon【 8 songs in total 】
- Sorted by ＞ Sorted by album (Time) Sorted by song name (Characters) Sorted by other
- Song Lyricist Composer Date
- 1 Good old days 찬란했던 시절(Provided) 2017-10
- 2 It has to be you 너여야만 해(Provided) 2017-10
- 3 Lean on me(Provided) 2017-10
- 4 Long for - Intro(Provided) 2017-10
- 5 On a sleepless night 잠이 오지 않는 밤에(Provided) 2017-10
- 6 Outro(Provided) 2017-10
- 7 Still 아직도(Provided) 2017-10
- 8 Truly 진심(Provided) 2017-10