| Artist name | Roles | Recordings |
|---|---|---|
| 杉本有美 | ||
| The Flashback Band | ||
| 坂本真綾 | ||
| 渡辺善太郎 | arranger | Ocean's Step |
| Artist name | Roles | Recordings |
|---|---|---|
| 渡辺善太郎 | arranger | Ocean's Step |
| Artist name | Roles | Recordings |
|---|---|---|
| 杉本有美 | producer, acoustic guitar | ハルコイ, ハルコイ (カラオケ) |
| The Flashback Band | remixer | Two As One (DEPAPEPE Remix) |
| 坂本真綾 | arranger, producer | やさしさに包まれたなら |