강덕인 작사·작곡
강덕인 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 |
|---|---|---|
| LatenessJang Deok Cheol · lyricist·composer | 2018 | |
| Fall AsleepJang Deok Cheol · lyricist·composer | 2021 | |
| Still I miss youJang Deok Cheol · lyricist·composer | 2021 |