S/mileage Concert Tour 2011 Aki ~Gyakushuu no Mini Skirt~ (スマイレージコンサートツアー2011秋～逆襲の超ミニスカート～) is the first concert for S/mileage’s 2nd generation and the first concert without Ogawa Saki. It is also the last S/mileage concert to feature Maeda Yuuka. The DVD was released on December 21, 2011. The Blu-ray released on January 18, 2012.