Z3-A3

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

The first line-up was announced in March 2022.

Current Members

 * Asahina Rin (朝比奈凛) (Joined May 2022)
 * Ichiba Uno (市葉羽乃) (Joined May 2022)
 * Ueda Moca (上田望夏) (Joined May 2022)
 * Sorano Hina (昊乃ひな) (Joined May 2022)
 * Himemiya (ひめみや) (Joined May 2022)

Former Members

 * Alyssa (Founding member)
 * Tsuno Hirona (津野紘菜) (Founding member)
 * maasa (Founding member)
 * Maishi Makoto (舞石まこと) (Founding member)
 * MIWOO (Founding member)