Z5-B2

 is a group within Zero Project. The theme of the group is clarity.

The first line-up was announced on July 9, 2021.

They made their stage debut on August 14, 2021 @KANDA SQUARE HALL.

Current Members

 * Utagawa Hina (宇田川ひな) (Founding member)
 * Kashii Natsuki (花椎なつき) (Founding member)
 * Kato Rico (加藤理子) (Founding member)
 * Shirosaki Hitomi (白咲ひとみ) (Founding member)
 * Takayama Riko (髙山理子) (Founding member)