Katsuhisa Hattori

- Futaridake No Umi
- The Horizon of Happiness (Original Soundtrack) · 1980
- Itsumo No Party
- Palette · 2007
- Opening Theme "Banner of the Stars"
- Banner of the Stars Original Motion Picture Soundtrack · 2000
- Voce angelica
- Ongakubatake Author's Best · 2003
- Birthday
- Palette · 2007
- Good Old Days
- Ongakubatake 22 the Final? (International Edition) - EP · 2019
- Resonance
- Ongakubatake Author's Best · 1997
- Old Fashion Dance
- The Horizon of Happiness (Original Soundtrack) · 1980
- Midori
- Palette · 2007
- Lafiel Ai no Theme
- Crest of the Stars (Original Motion Picture Soundtrack) · 1999
- Photograph
- Palette · 2007
- Kokoro no Sukima
- Infinite∞ryvius (Original Motion Picture Soundtrack, Vol. 1) · 1999
- The Sunrise on New Year's Day
- Ongakubatake 13 Congratulation · 1996

Ongakubatake 20 Comme d' habitude

Ongakubatake 20 Comme d' habitude

2003
Ongakubatake 19 Invitation

Ongakubatake 19 Invitation

2002
Ongakubatake 18 A la table

Ongakubatake 18 A la table

2001
Banner of the Stars Ⅱ Original Motion Picture Soundtrack

Banner of the Stars Ⅱ Original Motion Picture Soundtrack

2001
Banner of the Stars Original Motion Picture Soundtrack

Banner of the Stars Original Motion Picture Soundtrack

2000
Infinite∞ryvius Original Motion Picture Soundtrack 2

Infinite∞ryvius Original Motion Picture Soundtrack 2

2000
Infinite∞ryvius (Original Motion Picture Soundtrack, Vol. 1)

Infinite∞ryvius (Original Motion Picture Soundtrack, Vol. 1)

1999

Isn't She Lovely - Single

Isn't She Lovely - Single

2023
Oblivion - Single

Oblivion - Single

2022
The Passenger - Single

The Passenger - Single

2022
Ongakubatake 22 the Final? (International Edition) - EP

Ongakubatake 22 the Final? (International Edition) - EP

2019

Ongakubatake String Quartet Collection

Ongakubatake String Quartet Collection

2017
Ongakubatake Author's Best, Vol. 2 (International Version)

Ongakubatake Author's Best, Vol. 2 (International Version)

2005
Ongakubatake Author's Best

Ongakubatake Author's Best

2004
Ongakubatake 17 Dissolve

Ongakubatake 17 Dissolve

2000
Ongakubatake 15 Mon reve

Ongakubatake 15 Mon reve

1998
Ongakubatake Piano Edition

Ongakubatake Piano Edition

1988