Sard Underground (stylized in all caps) is a solo project of Yua Shinno produced by Daiko Nagato.
In September 2019, as a musical group,[2] they debuted with their cover album Zard Tribute under the Giza Studio label.
[11][12][13][14][15][16] On June 3 2020, the band released their second single "Korekara no Kimi ni Kampai," another unreleased song written by Sakai.
[21] Later, rename of the album was announced to the Orange Iro ni Kanpai and release was postponed two months later, in September 2021.
In October 2023, Sard made guest appearance at the Japan's Anime Song Festival held at Melaka, Malaysia.
[25] On final live tour day, 22nd September it was announced that Sugioka and Sakamoto are leaving the band at the end of the month, having Shinno alone continuing her activities as the solo project.