cosmosy

Cosmosy is a four-member japanese girl group under the company NTT docomo Studio&Live. They pre-debuted with the digital single "zigy=zigy" first in japan on December 31st, 2024, then on February 5th, 2025 globally. They later officially debuted with the digital single "Lucky=One" on April 11th, 2025. Their fandom name is named "eye=sy" meaning their fandom meets cosmosy's eyes and doesn't avoid them, actively engaging with the group. It is also an analogy with their first two debut singles.