AKB48 is an all-female Japanese theater/idol group. As of November 2013 AKB48 currently consists of 77 members divided into four teams: Team A, Team K, Team B and Team 4. Team A contain 19 members, Team K contain 20 members, Team B contain 22 members, while Team 4 contain 16 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.