Meet Jewel Mermaid, a mermaid-themed idol group

Jewel Mermaid is a mermaid-themed idol group from the Shōnan coastal region near Tokyo, making their debut on December 12, 2022.

Those all 5 members have experience with other groups. Their producer will be busy, as she is also running the White Owl e-sports team.

Jewel Mermaid Twitter: jewelmermaid_s, they have also announced their members's official Twitter account.