Crow×Class is the first visual kei act to have a line-up comprised solely of musicians playing traditional Japanese instruments. Formed in 2011, the quintet embarked on a short tour of Germany in 2014, playing in Cologne and Düsseldorf.
In 2013, vocalist and wadaiko drummer Kurona joined former bandmate Hibiki, better known as Daisuke Kaminaga, in crossover ensemble Wagakki Band.