Z3-A3

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

The first line-up was announced on March 16, 2022. During that time, other members were promoted to the group with the Z3 league officially ending on June 23, 2022.

The second line-up started on August 14, 2022.

Current Members

 * Ikeda Haruki (池田遥希) (Joined August 14, 2022)
 * Uyugu (うゆぐ) (Joined August 14, 2022)
 * Sato Suzu (佐藤寿々) (Joined September 2022)
 * Shichinohe Asami (七戸あさみ) (Joined August 14, 2022)
 * Maria (まりあ) (Joined September 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)
 * Ichiba Uno (市葉羽乃) (Joined May 2022)
 * Asahina Rin (朝比奈凛) (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)
 * Mito Chinami (美藤千波) (Joined July 2022)
 * Ari-chan (ありちゃん) (Joined August 14, 2022)
 * Yamada Nao (山田菜緒) (Joined August 14, 2022)