| 2003.12.28 | Four Seasons [Binzume Yousei/Bottle Fairy] (KICA-617) | Song |
| 2004.02.27 | Pani Poni Drama CD Vol.1 Ver.KSS (KSCA-29183) | Talk |
| 2004.03.27 | Pani Poni Drama CD Vol.2 Ver.SquareEnix (ENCA-1801) | Talk |
| 2004.04.23 | Pani Poni Drama CD Vol.3 Ver.FrontierWorks (FCCC-0014) | Talk |
| 2004.04.28 | Mahou Sensei Negima Mahora Gakuen Chuutoubu 2-A 1 Gakki (KICA-639) | Song/Talk |
| 2004.07.22 | Binzume Yousei Asa Hiru Yoru CD 2 (KICA-648) | Talk |
| 2004.07.28 | Can_Drops [Drops] (KICA-646) | Song |
| 2004.08.25 | Mahou Sensei Negima Mahora Gakuen Chuutoubu 2-A 2 Gakki (KICA-650) | Song |
| 2004.10.22 | Pani Poni Second Season Vol.1 (PCCC-0024) | Talk |
| 2004.12.22 | Mahou Sensei Negima Mahora Gakuen Chuutoubu 2-A 3 Gakki (KICA-671) | Song |
| 2005.02.16 | Kagayaku Kimihe [Kanakana Gumi] (KICM-3094) | Song |
| 2005.02.25 | Pani Poni Second Season Vol.3 (PCCC-0026) | Talk |
| 2005.12.21 | Mahou Sensei Negima! DJCD Vol.1 (KICA-751) | Talk |
| 2005.12.28 | Pani Poni Dash Original Soundtrack Gakuen Festival (KICA-756) | Song |
| 2006.01.25 | Pani Poni Dash Drama CD 1 (KICA-736) | Talk |
| 2006.02.22 | Mahou Sensei Negima! DJCD Vol.2 (KICA-753) | Talk |
| 2006.02.22 | Pani Poni Dash Drama CD 2 (KICA-737) | Talk |
| 2006.02.22 | Pani Poni Dash Vocal Best Album Uta no The Best Ten (KICA-769) | Song |
| 2006.02.24 | Binchou-tan Drama CD vol 2 (FCCM-102) | Talk |
| 2006.02.24 | Hatsukoi Shimai volume 1 (BWC-3001) | Talk |
| 2006.03.24 | Binchou-tan Drama CD vol 3 (FCCM-103) | Talk |
| 2006.03.24 | Mahou Sensei Negima! DJCD SP1 (KICA-755) | Talk |
| 2006.06.21 | Pani Poni Dash DJCD Pani Raji Dash! Vol.1 (KICA-794) | Talk |
| 2007.02.21 | Manabi Straight Original Soundtrack Ensemble I (KICA-831) | Song |
| 2007.03.09 | Riviera Drama CD The Precious Chapter (VGCD-76) | Talk |
| 2007.04.04 | Manabi Straight Kira Kira Happy Festa! (KICA-839) | Song |
| 2007.05.16 | Manabi Straight Original Soundtrack Ensemble II (KICA-851) | Song |
| 2007.06.22 | Drama CD CLANNAD vol 3 Ibuki Fuuko (FCCP-0026) | Talk |
| 2007.06.27 | Negima!? DJCD Vol.2 Kandasan Aipon no Negimaho Radio!? (KICA-820 KICA-821) | Talk |
| 2007.09.26 | Negima!? Best Album (KICA-842) | Song |
| 2007.11.21 | Zetsubou Sensei Kayou Daizenshuu (KICA-891) | Song |
| 2008.01.16 | Zetsubou Gekijou (KICA-885) | Talk |
| 2008.03.26 | Zoku Zetsubou Gekiban Senshuu (KICA-899) | Song |
| 2008.05.14 | Zetsubou Daisatsukai (KICA-900) | Song |
| 2008.12.25 | Toradora! Drama CD vol 1 (KICA-953) | Talk |
| 2009.05.27 | Sora wo Kakeru Shoujo Drama Vol.1 (LACA-5908) | Talk |
| 2009.07.01 | Asura Cryin' Variety CD (KICA-972 KICA-973) | Talk |
| 2009.07.08 | Utagoe Kissa Hakobune (KICA-982) | Song |
| 2009.07.22 | Sora wo Kakeru Shoujo Drama Vol.2 (LACA-5932) | Talk |
| 2009.09.30 | Yoku Wakaru Gendai Mahou Drama and Character Song Album (LHCA-5106) | Song/Talk |
| 2009.09.30 | Zan Sayonara Zetsubou Sensei Character Song Album IT DEPAIRED (KICA-989) | Song |
| 2010.11.17 | Mahou Sensei Negima! Mou Hitotsu no Sekai Theme Song Collection (KICA-3133) | Song |
| 2011.12.21 | Denpa Onna to Seishun Otoko Character Song Album Vol.2 (KIXA-90126) | Song |
| 2012.07.11 | Another Character Song Album Songs Party (LACA-15196) | Song |
| 2013.06.26 | Namiuchigiwa no Music (KICA-3215) | Song |
| 2017.04.19 | GirlFriend Character Song Series Vol.04 (PCCG-1594) | Song |