savage genius is a Japanese band signed to Victor Entertainment. Since 2008, Aa (ああ) has stayed as the only member of the band. The duo (ああ (vocals and lyrics) and Takumi (composer/arranger, producer)) started as a songwriting group in the live music scene in Kobe, Japan. They debuted in the 2001 AXIA Artist Audition, and signed with Warner Music Japan, cutting two singles. In 2004 they signed with Victor Entertainment, where they continue to release songs, many of which are anime theme songs.