Tierna

is a 4 member group, originally formed with 3 members produced by Idol Campus.

They Debuted in August 31, 2020.

Current Members

 * Miyagi Mei (宮城めい) (Original Member)
 * Natsume Mako (夏芽まこ) (Original Member)
 * Kinoshita Kurumi (木下くるみ) (Joined 6 October, 2020)
 * Takamine Yukina (高峯ゆきな) (Joined 6 October, 2020)

Former Members

 * Sato Kuu (佐藤くう) (Original Member, Left September 2020)
 * Kurokawa Momo (黒川もも) (Joined 6 October, 2020; Left 16 October 2020)