Morfonica are Mashiro Kurata (CAST: Amane Shindo), Tо̄ko Kirigata (CAST: Hina Suguta), Nanami Hiromachi (CAST: Yuka Nishio), Tsukushi Futaba (CAST: mika), Rui Yashio (CAST: Ayasa)
Album was composed by Amane Shindo / Ayasa / Hina Suguta / Mika / Morfonica / Yuka Nishio and was released on October 06, 2021. Soundtrack consists of 6 tracks tracks with duration over . Album was released by Bushiroad Music.
CD 1
| 1 | ハーモニー・デイ | | |
| 2 | Sonorous | | |
| 3 | (no title available) | | |
| 4 | ハーモニー・デイ -instrumental- | | |
| 5 | Sonorous -instrumental- | | |
| 6 | (no title available) | | |
