AKB48以“可以面对面的偶像”为理念，并在秋叶原拥有名为AKB48剧场的专用表演场地，几乎每天都在AKB48剧场进行公演  。2011年发行的5张单曲《变成樱花树》、《Everyday、发箍》、《飞翔入手》、《风正在吹》和《崇尚麻里子》占日本公信榜年度排行榜第一至第五名，年总销售额达到168.2亿日元  ，AKB48被华尔街称为日本经济的激励者  。2014年5月，组合单曲总销量达到2878万张 ；而截至2017年6月，组合单曲总销量已突破5000万张
不是次数，A6是指Team A 第六公演，B5是Team B 第五公演
AKB48 (pronounced A-K-B-forty-eight, as in English) is an all-female Japanese theater/idol group produced by Yasushi Akimoto, who is also the husband of Mamiko Takai, a former member of the 1980s all-female idol group Onyanko Club. Unlike other idol groups in Japan, AKB48 is theatre-based and have their own theatre in Akihabara (a district in Tokyo) where they perform once every weekday, and more than once on both Saturday and Sunday. The theatre is set up on the 8th floor of Don Quijote. Some of the title songs released as a single have been made a tie-in song for a television show or a television advertisement. The name derives from a shortened, Romanized representation of 'Akihabara'.AKB48 is divided into three teams: Team A, Team K and Team B. Currently, there are 16 members in Team A, 16 members in Team K, and 16 members in Team B, getting to the total of 48 members in AKB48. Minami Takahashi is the captain of Team A, Sayaka Akimoto is the captain of Team K, and Yuki Kashiwagi is the captain of Team B, while Atsuko Maeda is AKB's most popular member.