BB's City / Jiro Yamada (CV: Haruki Ishiya) & Saburo Yamada (CV: Kohei Amasaki)
| Composed by | Gesshoku Kaigi |
| Arranged by | Gesshoku Kaigi |
| Published by | Kodansha |
| Catalog number | NMAX-1331 |
| Release type | Game Soundtrack - Promo / Enclosure |
| Format | 1 CD - 2 tracks |
| Release date | June 25, 2019 |
| Duration | 00:14:43 |
| Genres |
| 1 | BB's City | 04:27 | |
| 2 | [Drama Part] | 10:16 |
