Z2-A1.

K-Pop

Z2-A1 is best described as a five-member Japanese girl group of Zero Project. The lineup includes Ayase Nanami, Kamino Saya, Shirayuki Rara, Natsuki Suzuka, and Sakurai Minami. Additional background says that The founding line-up was revealed on August 14, 2022. The profile also notes that The current line-up is also known by their team name, Inest (アイネスト). Another profile detail is that As of August 11, 2025, this group is not being used.