Believe! Rainbow Pretty Cure☆Destinies Unfold/Rainbow-coloured hope (信じて！レインボープリキュア☆運命の展開/虹色の希望 Shinjite! Reinbō Purikyua☆Unmei no Tenkai/Nijiiro no kibō) is the first Rainbow Pretty Cure☆Destinies Unfold single that is set to come out on March 5, 2018.
The single contains the first opening and ending themes of the season and also their instrumental versions. The DVD includes creditless versions of the opening and ending video clips as seen in the season.
Tracks 
Edit
CD Edit
| Track # | Title | Time |
|---|---|---|
| 01 | Believe! Rainbow Pretty Cure☆Destinies Unfold 信じて！レインボープリキュア☆運命の展開 Shinjite! Reinbō Purikyua☆Unmei no Tenkai | 4:15 |
| 02 | Rainbow-coloured hope 虹色の希望 Nijiiro no kibō | 4:35 |
| 03 | Believe! Rainbow Pretty Cure☆Destinies Unfold (Original Karaoke) 信じて！レインボープリキュア☆運命の展開 (オリジナル・カラオケ) Shinjite! Reinbō Purikyua☆Unmei no Tenkai (Orijinaru Karaoke) | 4:15 |
| 04 | Rainbow-coloured hope (Original Karaoke) 虹色の希望 (オリジナル・カラオケ) Nijiiro no kibō (Orijinaru Karaoke) | 4:35 |
DVD Edit
| Track # | Title | Time |
|---|---|---|
| 01 | Believe! Rainbow Pretty Cure☆Destinies Unfold 信じて！レインボープリキュア☆運命の展開 Shinjite! Reinbō Purikyua☆Unmei no Tenkai | 1:25 |
| 02 | Rainbow-coloured hope 虹色の希望 Nijiiro no kibō | 1:30 |
Bonus Edit
- CD-only
- CD+DVD
