Megumi appears (sings/talks) in the following CD singles.

1990.02.28	Pulse (TYDY-5127)	Song
1991.01.21	Characters Christmas (PCDG-027)	Song
1991.01.21	November Rain (PCDG-026)	Song
1991.01.21	Omoide ga Ippai (PCDG-022)	Song
1991.01.21	Otousan (PCDG-021)	Song
1991.03.05	Niji Iro no Sneaker (KIDA-15)	Song
1991.07.25	Adesugata Nagisa Musume (KIDA-23)	Song
1992.06.24	Yume wo Dakishimete (KIDA-42)	Song
1992.08.05	Haruneko Fushigi Tsukiyo	Song
1993.03.24	Our Good Day.. Bokura no Good Day	Song
1993.05.21	Lullaby Agetai (KIDA-59)	Song/Talk
1993.10.06	Ranma to Akane no Ballad (PCDG-00060)	Song
1993.11.03	Ready Go! Nekketsu Saikyou King Gouzaurar (KIDA-68)	Song
1993.11.26	Yume Hurry Up (KIDA-69)	Song
1994.05.25	Until Strawberry Shebert (KIDA-81)	Song
1994.11.03	Touch and Go (KIDA-90)	Song
1995.01.21	Elles Cinq II: Tiny Heart (KIDA-95)	Talk
1995.01.21	Elles Cinq III: Love Drug (KIDA-96)	Talk
1995.01.21	Elles Cinq IV: Nostalgic Lover (KIDA-97)	Song/Talk
1995.01.21	Elles Cinq V: Tears no Kataomoi (KIDA-98)	Talk
1995.04.29	Yousei Yori Ai wo Komete 1	Song/Talk
1995.04.29	Yousei Yori Ai wo Komete 2	Talk
1995.04.29	Yousei Yori Ai wo Komete 3	Talk
1995.04.29	Yousei Yori Ai wo Komete 4	Talk
1995.04.29	Yousei Yori Ai wo Komete 5	Talk
1995.05.24	Get Along	Song
1995.07.21	Midnight Blue (KIDA-108)	Song
1995.11.03	What's Up Guys?	Song
1995.12.06	Going History	Song
1996.04.24	Give a Reason	Song
1996.05.22	Kagirinai Yokubou no Nakani	Song
1996.07.05	Just Be Conscious	Song
1996.08.21	Alchemy of Love	Song
1996.10.23	Successful Mission	Song
1996.11.21	Shoot! Love Hunter	Song {Whip on Darling}
1997.03.05	Yakusoku Dayo	Song
1997.04.23	Don't Be Discouraged	Song
1997.07.02	Reflection	Song
1998.02.04	Fine Colorday	Song
1998.04.24	Infinity (KICA-161)	Song
1998.07.03	Raging Waves	Song
1998.07.23	Akogare [Mariya]	Song
1998.09.04	A House Cat	Song
1998.10.23	Proof of Myself	song
1999.05.28	Question at Me (KIDA-180)	Song
1999.12.03	Booska! Booska!!	Song
2000.03.18	Ashita ni Nattara	Song
2000.05.24	Sakura Saku (KICA-506)	Song
2000.10.25	Unsteady/Lost In You (KIDA-204)	Song
2001.08.29	Over Soul [Hayashibara version] (KICM-3016)	Song
2001.08.29	Over Soul [Shaman King version] (KICM-3017)	Song
2001.12.05	Feel Well (KICM-3020) [Slayers]	Song
2001.12.29	Brave Heart (KICM-3021)	Song
2002.03.27	Northern Lights (KICM-3027)	Song
2002.04.24	Treat or Goblins / Anata no Kokoro ni (KICM-3030)	Song
2002.09.25	Koibumi (KICM-3035)	Song
2003.09.26	Carnival Babel Revival (KICM-1084)	song
2003.09.26	Makenaide Makenaide (KICM-1083)	song
2006.07.26	Meet Again (KICM-1164)	Song
2007.02.07	A Happy Life (KICM-1196)	Song
2008.07.23	Plenty of Grit (KICM-1245)	Song
2009.02.18	Front Breaking (KICM-1268)	Song
2009.04.22	Shuuketsu no Sono he (KICM-1271)	Song
2017.02.22	Imawa no Shinigami (KICM-3320)	Song