김효연 작사·작곡
김효연 is credited (lyricist & composer) on 3 songs here; 3 have karaoke numbers. Credits come from TJ Media chart listings, so only karaoke-charting songs appear.
| Song · Artist | Numbers (tap to copy) | Year |
|---|---|---|
| Fly AwayKim Kyung-ho · lyricist | 2009 | |
| Dream It에이브릿지 · lyricist·composer | — | |
| Neo Eopi NanA.Bridge 김효연 · lyricist | — |