Tracks
| # | Title | Sung by | |
|---|---|---|---|
| 1 | 約束 | 浜野和子 | 4:21 |
| 2 | 約束 (instrumental) | 木氏沙織 | 4:21 |
Member reviews
Source: MusicBrainz release group 10a88f14-71d6-3603-a14b-7e9445873766 (CC0). Cover: Cover Art Archive.
| # | Title | Sung by | |
|---|---|---|---|
| 1 | 約束 | 浜野和子 | 4:21 |
| 2 | 約束 (instrumental) | 木氏沙織 | 4:21 |
Source: MusicBrainz release group 10a88f14-71d6-3603-a14b-7e9445873766 (CC0). Cover: Cover Art Archive.