Watch Online Free on Watchseries. On Aug. 25-26, 2012, the world’s largest anime song event, “Animelo Summer Live 2012 - INFINITY∞-”, was held at the Saitama Super Arena. The event celebrated its eighth year in 2012 as well as its highest attendance rate to date. In total over both days, more than 54,000 fans attended. The concert was over 10 hours long and included 78 artists with songs spanning 40 series. Each day of the concert comes on two Blu-ray disks or three DVD disks.