AKB48 (エーケービー フォーティーエイト) is an all-female Japanese theater/idol group produced by Yasushi Akimoto. Unlike other idol groups in Japan, AKB48 is theater-based and have their own theater in Akihabara (a district in Tokyo) where they perform once every weekday, and more than once on both Saturday and Sunday.
AKB48 is divided into three teams: Team A, Team K and Team B, Team Research Students.