Built around powerful pop hooks, Kalafina's songs will stay with you long after the music has finished. Formed by renowned composer Yuki Kajiura in 2007 to perform the theme songs for Kara no Kyōkai, Kalafina made their recording debut in 2009 with the album Seventh Heaven, named after the anime movie's seventh episode. Their ability to blast out heart-wrenching ballads and feel-good vocal pop numbers in equal measure has ensured multiple hit albums and legions of fans. An unshakeable three-person powerhouse.