Z2-A2.

Z2-A2 is best described as a five-member Japanese girl group of Zero Project. The lineup includes Mochizuki Maria, Kururugi Yun, Kurokawa Nao, Ikeda Haruki, and Mashiro Morutsu. 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, Melody Arrow (メロディーアロウ).