It was released as the second single from the band's seventh studio album Nonnegative, written by frontman Masato Hayakawa and lead guitarist Ryo Yokochi, and produced by Michael Baskette.
During the livestream, the band's seventh studio album Nonnegative was announced alongside the second single "Calling" which was then released subsequently released at midnight on 17 April 2022 half an hour later to coincide with the band's fifteenth anniversary.
It was written by frontman Masato Hayakawa and lead guitarist Ryo Yokochi and produced by Michael Baskette, and runs for three minutes and 27 seconds.
"[9] Speaking to V13.net, Hayakawa elaborated on his thoughts about "Calling": "Heavy riffs and screaming rap-like vocals.
"[10]The official music video for "Calling" was released on 17 April 2022 and was directed by Koh Yamada.