Z2-A4

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

The first line-up was on August 14, 2022.

Current Members

 * Ueda Moca (上田望夏) (Founding Member)
 * Kusunoki Anzu (楠あんず) (Founding Member)
 * Tsukino Mizuki (月野みずき) (Founding Member)
 * Fujimiya Karen (藤宮かれん) (Founding Member)
 * POLLIE (Founding Member)