The insert song for "The Quartet Beyond the Azure" is performed by KOTOKO.
Uses in games
This episode uses "INFINITE SKY" as an insert song, performed by KOTOKO.
String arrangements and early recordings
After the song was completed, it was adjusted to include multiple violins, violas, and cellos. The bonus track on Disc 4 of the 10th anniversary collection includes the original version performed by KOTOKO before the adjustment.
Other vocal versions
Track 3 of Disc 1 of the 10th Anniversary collection is the KOTOKO version, while tracks 2 and 3 of Disc 2 are the Faylan and riya (eufonius) versions, respectively. The first press edition of the EXTRA2 soundtrack also includes the Faylan version as an additional track.
Related entries
- Insert song used in this article:Ao: The Quartet Beyond the Blue (original game)
- Performers of this version:KOTOKO
References
- sprite: Cangbi main cast and staff
- sprite: The original soundtrack and the 10th anniversary vocal collection
Data compiled on: 2026-10-07.