| Artist name | Roles | Recordings |
|---|---|---|
| Ralph Richardson (old-time country musician) | ||
| 原慎一郎 |
| Artist name | Roles | Recordings |
|---|---|---|
| Ralph Richardson (old-time country musician) | ||
| 原慎一郎 |
| Artist name | Roles | Recordings |
|---|---|---|
| Ralph Richardson | arranger | vanilla sky, vanilla sky (instrumental) |
| 原慎一郎 | arranger | 変わらない強さ |