Kazuhiko appears (sings/talks) in the following miscellaneous CDs.

1989 10.25	B Gata Doumei Drama Album (KTCR-1121)	Talk
1990 06.01	Gall Force Earth Chapter Back to the school wars (POCH 2004)	Talk
1991.07.??	Shuueisha CD book Den'ei Shoujo Video Girl Ai	Talk
1991 08.01	Lodoss Tou Senki 4 (KC-047)	Talk
1991 12.21	Ranma 1/2 Kakutou Karuta	Song
1992 02.21	Shinsengumi Ibun Aoki Ookamitachi no Shinwa 2 (VICL-274)	Talk
1992 10.28	92 Seiyuu Graffiti	Song
1993 01.09	Lodoss Tou Senki 5 (KC-048)	Talk
1993 05.21	Shinsengumi Ibun Aoki Ookamitachi no Shinwa Ongaku Special (VICL-5202)	Talk
1993 12.23	Lodoss Tou Senki 6 (KCAN-1018)	Talk
1994 09.22	Earthian Volume 2 (PICA-1047)	Talk
1995 03.00	Rurouni Kenshin CD Book 2 (SCD-117)	Talk
1995 06.25	Emerald Dragon vol 1 (PSCR-5383)	Talk
1995 07.26	Emerald Dragon vol 2 (PSCR-5391)	Talk
1995 08.25	Emerald Dragon vol 3 (PSCR-5399)	Talk
1995 09.25	Emerald Dragon vol 4 (PSCR-5410)	Talk
1996 09.21	Seikimatsu Darling II (MMCM-2603)	Talk
1996 11.26	Blue Seed Too (KICA-326)	Talk
1997 01.15	Zeiram Zone Remix Fight (PHCL-5049)	Talk
1997 05.21	Voice Actor Best Song Collection 90 (APCM-5101)	Song
1997 05.21	Voice Actor Original Drama Collection I (APCM-5102)	Talk
1997 05.21	Voice Actor Original Drama Collection II (APCM-5103)	Talk
1997 09.01	Seikimatsu Darling III (MMCM-3002)	Talk
1999 05.08	Tales of Fantasia drama CD 1 (MACM-1043)	Talk
1999 06.05	Tales of Fantasia drama CD 2 (MACM-1044)	Talk
1999 07.10	Tales of Fantasia drama CD 3 (MACM-1045)	Talk
2000 06.21	Rokumon Tengai Mon Colle Knight Collection Side ()	Song
2002 03.22	Harukanaru Toki no Naka de Shishin Mini Album [Byakko] (KECH-1204)	Talk
2002 03.22	Harukanaru Toki no Naka de Shishin Mini Album [Genbu] (KECH-1205)	Talk
2006 02.22	Super Robot Spirits Original Theme Song 2 (BSCH-30044)	Song
2008 11.07	Shining Force Exa Drama CD (VGCD-0156)	Talk