[2] The members of the group are Momo Asakura, Sora Amamiya and Shiina Natsukawa; all of them are also voice actresses who are all managed by Sony's Music Ray'n subdivision.

Their February 2016 single "Whiz" reached the fourth place on the weekly Oricon Singles Chart,[3] and was used as a theme song for the original net animation Koyomimonogatari.

[4] In 2017, the group's single "Original" was used as the opening theme song for the anime Interviews with Monster Girls.

was selected for the Heisei Anison Grand Prix Voice Actor Song Award (2010 - 2019).

[8] In 2020 and 2021, they released the singles "Gomakashi" and "Lapis" which were respectively used as the OP and ED for the Puella Magi Madoka Magica spinoff Magia Record: the group also provided voices for the three main characters.