xxxHOLiC Sound File (Soundtrack)
- Space & Time~prologue
- 19sai~TV Version (von Shikao Suga)
- Strange Space
- April Fool
- Hyakume Oni
- Chou no Michikusa
- Mysterious
- Shikkoku
- Nakama
- Mokona
- Rarity
- Lost Heart
- Ayakashi
- Koigokoro
- Curse
- Challenge
- Tsuki to Chou
- Kagerou ~TV Version (von BUCK‐TICK)
- Space & Time~act 2
- Moderato
- Shizukana Hibi
- Yamiou
- Sound of the Town
- Lethe
- Mysterious #2
- Small Box
- Zashikiwarashi
- April Fool #2
- Hyakkiyakou
- Lost Memory
- Izayoi
- Enishi
- Deja View
- Reason~TV Version (von Fonogenico)
- Space & Time~to be continued
