SUPER BEAVER may have garnered international attention with immensely popular anime theme songs. But the quartet—formed by school chums in 2005—are also indie rock veterans. Whether matching frenetic drumming with weighty lyricism (“Yorokobi No Asu Ni”), delivering a tender romantic ballad aimed squarely at young lovers (“your song”) or shredding guitars with gusto over thick walls of reverb (“361°”), the Japanese rock band have repeatedly proven themselves to be versatile and innovative.