Rythem is a female J-pop duo that made its name by contributing songs to high-profile anime series rather than relying on their chart performance of their releases. The band comprises high school friends Yui Nitsu and Yukari Kato, both of whom act as vocalists and songwriters in addition to playing piano (Nitsu) and acoustic guitar (Kato). Rythem got its start in 2003 when their tune Hitoritabi Syararuran won the Sony Music audition, bringing them a contract with the label. Their music for the ultra-popular anime series Naruto served as a launch pad for their career; their deb...