| Artist name | Roles | Recordings |
|---|---|---|
| savage genius | ||
| JUDY AND MARY | ||
| ゆうまお | ||
| 倖田來未 |
| Artist name | Roles | Recordings |
|---|---|---|
| savage genius | ||
| JUDY AND MARY | ||
| ゆうまお | ||
| 倖田來未 |
| Artist name | Roles | Recordings |
|---|---|---|
| savage genius | arranger | Beautiful world ～人魚の涙～, Beautiful world ～人魚の涙～ (without vocal) |
| JUDY AND MARY | keyboard | クラシック |
| ゆうまお | piano | みちしるべ |
| 倖田來未 | piano | you |