Kawasumi Ayako
- "arigatou"
- PICA-1260 : Sound Maiden ~Motto Utsukushii Mono~ (Mahoromatic)
- Farewell to My Love
- VPCG-84732 : Seikai no Senki II Original Soundtrack (Seikai no Senki)
- VPCG-84721 : Seikai no Danshou ~Tanjou, Kunrin~ (Seikai no Danshou)
- For You ~ai wo agetai
- AVCA-14190 : Angelic Layer Character Song Album ~Tenshi no Melody~ (Angelic Layer)
- Good Morning
- PICA-0021 : Mahoromatic ~Motto Utsukushii Mono~ Sound Party -Mahoro ban- (Mahoromatic)
- PICA-1261 : Mahoromatic for Kawasumi Ayako (Mahoromatic)
- Love Flowers
- Maid no kokoro
- PICA-0012 : Mahoromatic CD Dramatic * 1 (Mahoromatic)
- PICA-1261 : Mahoromatic for Kawasumi Ayako (Mahoromatic)
- Maid-san tte suteki desu
- PICA-1237 : Mahoromatic Ongaku-hen 2 (Mahoromatic)
- PICA-1261 : Mahoromatic for Kawasumi Ayako (Mahoromatic)
- Melody
- LACM-4004 : Melody / Shining * Star (Sister Princess)
- Merry Very X'mas
- KICM-3048 : Sister Princess Re Pure, X'mas Song Collection (Sister Princess)
- Shining * Star
- LACM-4004 : Melody / Shining * Star (Sister Princess)
- Silent Moon
- KICA-556 : Sister Princess, Kaleidoscope (Sister Princess)
- Tender Green
- KICA-556 : Sister Princess, Kaleidoscope (Sister Princess)
- Yell
- KICA-5039 : To Heart - Animation Sound Track (To Heart)
- ajisai no saku niwa de
- PICA-1261 : Mahoromatic for Kawasumi Ayako (Mahoromatic)
- egao ga ichiban! yappari ne
- KICA-556 : Sister Princess, Kaleidoscope (Sister Princess)
- KICM-3011 : Egao ga No.1! Yappari ne (Sister Princess)
- KICA-9571 : Star Child Girls Character Song Best Limited Edition (Seiyuu-Compilation)
- furimuitemo iidesuka
- MMCC-7013 : Ai yori Aoshi Oto Emaki disc 1 (Ai yori Aoshi)
- ikinari Kiss
- FCCM-0054 : Nininga Shinobu-den Soundtrack & Songs (First Pressing) (Nininga Shinobu-den)
- issho dakara
- PICA-1260 : Sound Maiden ~Motto Utsukushii Mono~ (Mahoromatic)
- kaerimichi
- LPR-393 : Mahoromatic Live! & Music Clips Bonus CD (Mahoromatic)
- PICA-1246 : Mahoromatic Ongaku-hen (Mahoromatic)
- PICA-1261 : Mahoromatic for Kawasumi Ayako (Mahoromatic)
- kokuhaku.
- PICA-1261 : Mahoromatic for Kawasumi Ayako (Mahoromatic)
- maarui otsuki-sama
- PICA-1237 : Mahoromatic Ongaku-hen 2 (Mahoromatic)
- PICA-1261 : Mahoromatic for Kawasumi Ayako (Mahoromatic)
- mahiru no ahiru
- KICA-556 : Sister Princess, Kaleidoscope (Sister Princess)
- KICM-3011 : Egao ga No.1! Yappari ne (Sister Princess)
- mo-ji-mo-ji Beating Heart
- noushuku kangen Mahoro desu
- PICA-1261 : Mahoromatic for Kawasumi Ayako (Mahoromatic)
- oborodzukiyo
- MMCC-7014 : Ai yori Aoshi Uta Emaki (Ai yori Aoshi)
- ocha ni shimashou
- PICA-1260 : Sound Maiden ~Motto Utsukushii Mono~ (Mahoromatic)
- oo! Happiness
- PICA-0012 : Mahoromatic CD Dramatic * 1 (Mahoromatic)
- per favore Boy
- KICA-556 : Sister Princess, Kaleidoscope (Sister Princess)
- pon fuwa shusshu
- PICA-0014 : Mahoromatic CD Dramatic * 3 (Mahoromatic)
- PICA-1261 : Mahoromatic for Kawasumi Ayako (Mahoromatic)
- saigo no hotaru
- MMCC-7013 : Ai yori Aoshi Oto Emaki disc 1 (Ai yori Aoshi)
- MMCC-7014 : Ai yori Aoshi Uta Emaki (Ai yori Aoshi)
- sazanami no mukougawa e
- shiawase Princess
- so-re-i-yu
- LPR-393 : Mahoromatic Live! & Music Clips Bonus CD (Mahoromatic)
- PICA-1257 : Mahoromatic Radio de Dramatic (Mahoromatic)
- PICA-1258 : Mahoromatic ~Motto Utsukushii Mono~ Ongaku-hen Limited Edition (Mahoromatic)
- PICA-1261 : Mahoromatic for Kawasumi Ayako (Mahoromatic)
- sono kiseki wa towa ni
- KICM-3048 : Sister Princess Re Pure, X'mas Song Collection (Sister Princess)
- sorairo Fairy
- sukitooru yume
- KICA-553 : Angel Jukebox Disc 2 (Sister Princess)
- tenshi no Picnic
- LACM-4028 : Tenshi no Picnic (Tenshi no Shippo)
- tenshi no shippo
- LACA-5082 : Tenshi no Utagoe (Tenshi no Shippo)
- LACM-4030 : Tenshi no Shippo / One Drop (Tenshi no Shippo)
- tenshi to no deai ~ soshite wakare
- LACM-4036 : Tenshi to no Deai ~ Soshite Wakare (Tenshi no Shippo)
- watashi no Darling
- KICA-556 : Sister Princess, Kaleidoscope (Sister Princess)
- KICM-3011 : Egao ga No.1! Yappari ne (Sister Princess)
- watashi no shiawase
- PICA-1261 : Mahoromatic for Kawasumi Ayako (Mahoromatic)
- yami no kuchizuke
- KICA-532 : My Sweet Twelve Angels (Sister Princess)
- yume no kakera