piana Works Collection (Compilation)
Snow Bird
- 20 Years Ago
- Butterfly
- Snow Bird
- Spring Has Come!!!
- Winter Sleep
- Hide and Seek
- Voice
- Monster
- April
- Blue Bell
- After 20 Years
Ephemeral
- Something Is Lost
- Early in Summer
- Beside Me
- Color of Breeze
- Little Girl Poems
- Muse
- Mother's Love
- Moon and Cello
- Beginning
Remixes
- Little Girl Poems (KASHIWA Daisuke Remix)
- In Silence (world's end girlfriend Remix)
- Snow Bird (FilFla Remix)
- Early in Summer (Joseph Nothing Remix part 02)
- Mother's Love (FourColor Remix)
- Butterfly (KASHIWA Daisuke Remix)
- Winter Sleep (COM.A Remix)
- April (KASHIWA Daisuke Remix)
- Something Is Lost (KASHIWA Daisuke Remix)
- Early in Summer (Joseph Nothing Remix part 01)