Rika-chan - Insonnia
Rika-chan - I believe ~Umi no Soko Kara~
Rika-chan - Black is the Colour
Rika-chan - Tatta Hitotsu no Omoi
Rika-chan - Gomen ne
Rika-chan - Arigato
Rika-chan - Harmony
Rika-chan - Tenshi
Rooky - Ne! [OST Super Doll Licca-chan] [Rika-chan]