| Artist name | Roles | Recordings |
|---|---|---|
| 송경조 | mix | 고별 |
| 이성환 (composer) | recording | 고별 |
| 이은석 (lyricist) | guitar | 고별 |
| 전종혁 | arranger, programming, electric piano | 고별 |
| 정성혁 | recording | 고별 |
| Artist name | Roles | Recordings |
|---|---|---|
| 송경조 | mix | 고별 |
| 이성환 (composer) | recording | 고별 |
| 이은석 (lyricist) | guitar | 고별 |
| 전종혁 | arranger, programming, electric piano | 고별 |
| 정성혁 | recording | 고별 |
| Artist name | Roles | Recordings |
|---|---|---|
| 송경조 | mix | 고별 |
| 이성환 (composer) | recording | 고별 |
| 이은석 (lyricist) | guitar | 고별 |
| 전종혁 | arranger, programming, electric piano | 고별 |
| 정성혁 | recording | 고별 |
| 정택주 | recording | 고별 |