MEWM.

K-Pop

MEWM (previously known as YAYOIMOMOKO (やよいももこ)) is best described as a 5-member Japanese girl group. Members include Momoko, Claire, Reika, Miori, and Anon. Additional background says that they were formed in 2020. The profile also notes that in April 2021, MEWM rebranded and added 4 new members. Their debut took place on May 30, 2020, with their debut single, ヒメガール (Hime Girl). They re-began activities on August 6, 2021, with their debut single, 夏色セカイ (Natsuiro Sekai).