| 2021-01-14 |  Bop @ Initial Music @ 2021-01-07 | 1 | Electronica | Haechi - Bop (Original Mix)4:00 | |
| 2020-06-10 |  FTCV @ Initial Music @ 2020-06-08 | 1 | Electronica | Neo, Aster, Haechi - FTCV (Original Mix)2:57 | |
| 2020-04-24 |  Dolphin @ Initial Music @ 2020-04-22 | 1 | Electronica | Haechi - Dolphin (Original Mix)3:03 | |
| 2020-04-24 | Dolphin @ Initial Music @ 2020-04-22 | 2 | Electronica | Haechi - Catchy (Original Mix)2:54 | |