Han Keiko CDs (miscellaneous)
Keiko appears (sings/talks) in the following miscellaneous CDs.
| 1997.09.01 | Next King -Koi no Sennen Oukoku- Gaiden (SRCL-4031) | Talk |
| 1999.06.09 | Tom Sawyer no Bouken (TOCT-10614) | Song |
| 2005.11.25 | Air Drama CD vol 7 Summer (FCCP-15) | Talk |