| Artist name | Roles | Recordings |
|---|---|---|
| Jill Fraser (electronic music, commercials) | ||
| 中澤裕子 | ||
| つんく♂ | producer, vocal | 赤い日記帳 |
| 前嶋康明 | arranger | Hello!のテーマ (あか組4 version) |
| 小西貴雄 | arranger, programming | 赤い日記帳 |
| Artist name | Roles | Recordings |
|---|---|---|
| Jill Fraser (electronic music, commercials) | ||
| 中澤裕子 | ||
| つんく♂ | producer, vocal | 赤い日記帳 |
| 前嶋康明 | arranger | Hello!のテーマ (あか組4 version) |
| 小西貴雄 | arranger, programming | 赤い日記帳 |
| Artist name | Roles | Recordings |
|---|---|---|
| つんく♂ | producer, vocal | 赤い日記帳 |
| 前嶋康明 | arranger | Hello!のテーマ (あか組4 version) |
| 小西貴雄 | arranger, programming | 赤い日記帳 |
| Artist name | Roles | Recordings |
|---|---|---|
| Jill Fraser | vocal | Hello!のテーマ (16人 version) |
| 中澤裕子 | vocal | 赤い日記帳 (中澤 version) |