Yamaguchi Kappei CDs (miscellaneous)
Kappei appears (sings/talks) in the following miscellaneous CDs.
| 1990 06.21 | 20 Mensou ni Onegai (VICL-3001) | Talk |
| 1990 11.21 | Everybody's Christmas | Song |
| 1991 03.13 | Aa Megami-sama Music and Short Story (MECH-30005) | Song/Talk |
| 1991 12.21 | Ranma 1/2 Kakutou Karuta | Song |
| 1991.??.?? | RG Veda -Kyoujou Engoku hen- (CSCL-1630) | Talk |
| 1992 06.05 | Hold You Tonight (KICA-113) | Song |
| 1992 09.30 | Asu he no Free Kick II (TYCY-5248) | Talk |
| 1993 01.21 | KO Seiki Beast Sanjuushi Sparkling Vocal Album (SRCL-2563) | Song |
| 1994 03.23 | Hourai Gakuen no Hatsukoi! Original Album (PICA-1032) | Talk |
| 1994 04.21 | Twinbee Paradise Nesshou! Vocal Battle Hen (KICA-7636) | Song |
| 1994 08.20 | Gundam Fight Round 1&2 (KICA-207 KICA-208) | Talk |
| 1994 11.23 | Gundam Fight Round 3 (KICA-222) | Talk |
| 1995 01.21 | Twinbee Paradise 2 Nesshou! Gekishou! Bakushou! Hen (KICA-7652) | Song |
| 1995 01.25 | God Save The Sugekomakun! (TDCD-1064) | Talk |
| 1995 03.08 | Rockman Kiki Ippatsu Drama | Talk |
| 1995 03.17 | Seiyuu Daisuki 2 (MRCA-20058) | Talk |
| 1995 03.24 | Gundam Fight Round 5 (KICA-233) | Song |
| 1995 04.21 | Garou Densetsu 3 (PCCB-179) | Talk |
| 1995 08.23 | Twinbee Taisen Puzzle-dama -featuring Meloura-hime- | Talk |
| 1995 09.21 | Kaze no Densetsu Zanadu II (KICA-1167) | Talk {Arios} |
| 1996 01.19 | Seiyuu Daisuki 4 Wedding Bell | Talk |
| 1996 02.05 | Seiyuu Grand Prix CD vol 1 (AYCM-502) | Talk |
| 1996 02.07 | Real Bout Garou Densetsu (PCCB-203) | Talk |
| 1996 07.24 | Princess Quest | Talk |
| 1996 11.27 | Houma Hunter Lime special drama (TYCY-5533) | Talk |
| 1997 02.05 | Real Bout Garou Densetsu Special (PCCB-240) | Talk |
| 1997 05.03 | Kyuukyoku Parodius (KICA-7759) | Talk |
| 1997 05.21 | Voice Actor Best Song Collection 90 (APCM-5101) | Song |
| 1997 05.21 | Voice Actor Original Drama Collection II (APCM-5103) | Talk |
| 1997 10.21 | Fortune Quest drama collection 2 (AYCM-581) | Talk |
| 1997 11.10 | Seiyuu Grand Prix Special CD 97 | Talk |
| 1998 01.21 | Majima-kun Suttobasu (CRCP-15516) | Talk |
| 1998 03.18 | Misa no Mahou Monogatari 1 (PCCG-00449) | Talk |
| 1998 04.01 | Misa no Mahou Monogatari 2 (PCCG-00450) | Talk |
| 1998 04.17 | Misa no Mahou Monogatari 3 (PCCG-00451) | Talk |
| 1998 04.17 | Real Bout Garou Densetsu 2 The Newcomers (PCCB-310) | Talk |
| 1998 06.20 | Shinmichike no Hitobito vol 2 (SVWC-3002) | Talk |
| 1998 07.16 | Fancy Lala Music Canvas page I | Talk |
| 1998 11.21 | The Sound of Silence (MECH-28102) | Song |
| 1998 12.16 | Mahou no Stage Fancy Lala Final Best Selection | Song |
| 1999 02.18 | Saber Marionette J to X Song Collection (KICA-444) | Song |
| 1999 07.07 | Sensei no Ojikan 1 Jikanme (AVCT-15004) | Talk |
| 1999 08.04 | Sensei no Ojikan 2 Jikanme (AVCT-15009) | Talk |
| 1999 11.03 | L no Kisetsu (PCCB-399) | Talk |
| 2000 10.21 | Escaflowne Sound Drama Prologue 2 Gaea (VICL-60637) | Talk |
| 2000 12.21 | One Piece Music & Song Collection 3 () | Song |
| 2001 03.21 | Shin'yuu -Dear Friends- (MMCC-3011) | Talk |
| 2001 06.27 | Dear Friends The Child Day (MMCC-3012) | Talk |
| 2004 07.23 | Beast of East (MMCC-4057) | Talk |
| 2004 10.06 | DearS drama CD (LACA-5318) | Talk |
| 2011 07.06 | Dororon Enma-kun Meeramera Shouwa Hit Studio (KICA-3149) | Song |
