{2005.09.22} Yuki Kajiura ~Feat. Vocal Eri Itou
{2006.09.21} Yuki Kajiura ~feat. vocal Eri Itou — optimistic (Tsubasa Chronicle OST - Future Soundscape IV) 03:41
{2005.07.06} Yuki Kajiura ~feat. vocal Eri Itou — A Song Of Storm And Fire (Tsubasa Chronicle OST - Future Soundscape I) 04:02
{2005.07.06} Yuki Kajiura ~feat. vocal Eri Itou — you are my love (Tsubasa Chronicle OST - Future Soundscape I) 02:34
{2006.09.21} Yuki Kajiura ~feat. vocal Eri Itou — requiem for the evil (Tsubasa Chronicle OST - Future Soundscape IV) 02:57
{2006.09.21} Yuki Kajiura ~feat. vocal Eri Itou — prove yourself (Tsubasa Chronicle OST - Future Soundscape IV) 03:20
{2005.09.22} Yuki Kajiura ~feat. vocal Eri Itou — voices silently sing (Tsubasa Chronicle OST - Future Soundscape II) 03:49
{2005.07.06} Yuki Kajiura ~feat. vocal Eri Itou — Ship Of Fools (Tsubasa Chronicle OST - Future Soundscape I) 03:42
{2006.09.21} Yuki Kajiura ~feat. vocal Eri Itou — my dear feather (Tsubasa Chronicle OST - Future Soundscape IV) 04:55
{2006.09.21} Yuki Kajiura ~feat. vocal Eri Itou — ring your song (Tsubasa Chronicle OST - Future Soundscape IV) 02:26
{2005.07.06} Yuki Kajiura ~feat. vocal Eri Itou — I talk to the rain (Tsubasa Chronicle OST - Future Soundscape I) 03:09
{2006.09.21} Yuki Kajiura ~feat. vocal Eri Itou — once upon a time there was you and me (Tsubasa Chronicle OST - Future Soundscape IV) 05:56