December 8, 2005 in Tokyo
AKB48 is an all-female Japanese theater/idol group. As of November 2014 AKB48 currently consists of 138 members divided into five teams: Team A, Team K, Team B, Team 4 and Team 8. Team A contain 24 members, Team K contain 21 members, Team B contain 23 members, Team 4 contain 23 members, while Team 8 contain 47 members. Unlike other idol groups in Japan, AKB48 are theatre-based and have their own theatre in Akihabara (a district in Tokyo, Japan) where they perform once every weekday, and twice on both Saturday and Sunday. The theatre is set up on the 8th floor of Don Quixote.