"Watanabe Mayu Graduation Concert ~Minna no Yume ga Kanaimasu you ni~" is Watanabe Mayu's graduation concert. The concert was held at Saitama Super Arena on October 31, 2017. br 11gatsu no Anklet is the main song from AKB48's 50th single 11gatsu no Anklet, by Senbatsu and Watanabe Mayu as the center.