Hitori no Sekai

 (ひとりの世界; My Lonely World) is the debut single of Anna. It was featured as the theme song for the NHK BS Premium drama Crossroads: Koenaki ni Kikikatanaki ni Miyo and.

Tracklist

 * 1) Hitori no Sekai (ひとりの世界; My Lonely World)
 * 2) Jiyuu to Iu Na no Ori (自由という名の檻; A Cage in the Name of Freedom)
 * 3) Daisuki Deshita. (大好きでした. ; I Loved It.)
 * 4) Atashi (あたし; Me)
 * 5) Hitori no Sekai (TV Edit)
 * 6) Hitori no Sekai (Acoustic Version)