[4] The second track off the album, "Hands Up to the Sky", featuring the Japanese singer Laco, was used as the second ending theme for the TV anime series 86 -Eighty Six- and was released on June 9, 2021.

[6] The third single off the album, "LilaS", was announced to be a collaboration with Japanese singer Honoka Takahashi from the band Regal Lily.

[11] On June 10, 2022, Japanese singer Aska announced on his official blog that he had collaborated on a song by Sawano but no further details were revealed.

'A City Called Earth') with ASKA was officially announced by Sawano on his Twitter with a short audio teaser and comments from both musicians about how was the creative process for the song.

[16][17][18] On December 8, 2022, the song "Balk" with singer suis from Japanese rock duo Yorushika was announced in Sawano's Twitter.

[21][22] On December 21, 2022, the song "Lemonade" with Japanese singer XAI was released on streaming services along with the premiere of the movie The Seven Deadly Sins: Grudge of Edinburgh.

[24] In the comments about the collaboration of this song, Sawano stated that he was able to work with Motohiro as they were involved in the production for the anime film One Piece Red.

[25] On December 31, 2022, it was announced during the broadcast for the Fate Project for New's Eve 2022 that Sawano produced the theme song for the TV special Fate/Strange Fake: Whispers of Dawn.