“Hikari no Senritsu” is the seventh single released by Kalafina. It was released in two versions: a limited CD+DVD edition and a regular CD only edition. The title track was used as the opening theme for the anime Sora no Oto.
Catalog Number SECL-838
01 – Hikari no Senritsu 6:14
02 – sapphire 3:49
03 – Hikari no Senritsu (Instrumental)