| 観月ありさ Albums |
| album | date | label |
| Engaged | | |
| ARISA | 4 Dec 1991 | |
| Innocence | 4 Dec 1991 | |
| CUTE | 21 Jul 1995 | |
| TOO SHY SHY BOY! | 21 Jul 1995 | |
| ATTITUDE | | STUDIO SEVEN |
| hellcat | 8 Apr 2009 | Sony Music Associated Records Inc. |
| SHOCK -運命- | | Sony Music Associated Records Inc. |
| クローズ ＺＥＲＯ II OST | | Sony Music Records Japan |
| Like This | | Sony Music Records Japan |
| Chasse | 21 Nov 2007 | J-Pop7 |
| SPYGLASS | 5 Aug 2009 | Geneon Universal Entertainment Japan |
| Shining stars bless☆ | 1 Aug 2007 | J-Pop7 |
| Drastic my soul | 22 August 2001 | |
| Dive in the Sky/Wonderful Life | 21 November 2003 | |
| Pieces | | |
| This Armor | 6 March 2002 | |
| the ultimate collection | 1 December 2004 | |
| Sugar High | 11 December 2002 | |
| SINGLES 2000-2003 | 7 September 2005 | |
| DOROTHY | 28 October 2009 | |
| LAS VEGAS | | |
| Insomnia | 7 March 2001 | |
| Famous Microphone | 30 May 2012 | |
| Beautiful Fighter | 20 August 2003 | |
| everyhome | 30 May 2007 | |
| Sign | 21 May 2003 | |
| Cage | 8 November 2000 | |
| X / ラストメロディー | 20 May 2009 | |
| infection / LITTLE BEAT RIFLE | 7 September 2001 | |
| 眩暈／edge | 9 February 2001 | |
| ULTIMATE CRASH ’02 LIVE AT BUDOKAN | 21 May 2003 | |
| infection | | |
| ONE OF PILLARS 〜BEST OF CHIHIRO ONITSUKA 2000-2010〜 | 28 April 2010 | |
| Insomia | | |
| Sodatsu Zassou | 2 February 2006 | |
| Hotaru | 9 July 2008 | |
| Sugar High (bonus disc) | 11 December 2002 | |
| Gekkou | 1 April 2004 | |
| Bokura Barairo no Hibi | 19 September 2007 | |
| Ii Hi Tabidachi Nishie | 1 April 2004 | |
| ex-lover | 12 May 2010 | |
