Rythem is a Japanese pop duo consisting of singer-songwriters Yui Nītsu
(vocals/piano) and Yukari Katō (vocals/guitar), who formed the group while still
in high school. With their unique blend of acoustic pop and folk, the duo
debuted with the single "Harmonia" in 2003, which reached number 29 on the
Oricon charts and was used as the ending theme for the anime series Naruto.
Their first album, Utatane (2004), peaked at number 6 on the Oricon charts,
while their second album, Mugen Factory (2006), reached number 17 and included
the hit single "Houki Gumo ホウキ雲," which peaked at num...