| Artist name | Roles | Recordings |
|---|---|---|
| ribbon (Japanese idol group) | ||
| Mandla Mofokeng | ||
| ZARD | ||
| 中山美穂 |
| Artist name | Roles | Recordings |
|---|---|---|
| ribbon (Japanese idol group) | ||
| Mandla Mofokeng | ||
| ZARD | ||
| 中山美穂 |
| Artist name | Roles | Recordings |
|---|---|---|
| ribbon | arranger | Be My Diamond!, Be My Diamond! (ORIGINAL KARAOKE) |
| Mandla Mofokeng | arranger | 卒業 |
| ZARD | vocal | 突然 |
| 中山美穂 | vocal | PRECIOUS LOVE |