Kayano Ai & Satou Satomi [Hyouka] - Kimi ni Matsuwaru Mystery (ED 2)
Satou Satomi & Kayano Ai - Madoromi no Yakusoku (Hyouka ED1)
Satou Satomi & Kayano Ai - Madoromi no Yakusoku(Hyouka ED 1)
Satou Satomi & Kayano Ai - Madoromi no Yakusoku (Hyouka ED)
Satou Satomi & Kayano Ai - Kimi ni Matsuwaru Mystery (Hyouka ED2)
[Hyouka ED 2] Satou Satomi & Kayano Ai - Kimi ni Matsuwaru Mystery