Hikari, Hikari

 is a single by Aisaka Yuuka.

CD

 * 1) Hikari, Hikari (ひかり、ひかり)
 * 2) Look back
 * 3) Hikari, Hikari (ひかり、ひかり) (Instrumental)
 * 4) Look back (Instrumental)

Limited Edition DVD

 * 1) Hikari, Hikari (Music Video)