AAA will hold a special livestream on their official YouTube channel on September 14 at 8:00 p.m. JST to celebrate the group's 21st debut anniversary.

Details about the livestream have not been revealed. In a post on X, the group wrote, "We're looking forward to spending this special 21st anniversary together with everyone!"

The post also tagged members Misako Uno, SKY-HI (Mitsuhiro Hidaka), Shinjiro Atae, and SHUTA.