| 2023-10-13 |  Hi Teck Jazz @ RNC Music @ 2023-10-13 | 1 | Breaks / Breakbeat / UK Bass | Kei Kohara - Hi Teck Jazz (Original Mix)3:03 | |
| 2023-04-08 |  Tech Rock @ RNC Music @ 2023-04-07 | 1 | Trap / Wave | Kei Kohara - Tech Rock (Original Mix)3:06 | |
| 2022-07-18 |  Tokyo Rocking Bass @ RNC Music @ 2022-07-15 | 1 | Mainstage | Kei Kohara - Tokyo Rocking Bass (Original Mix)4:07 | |