The ED Single - Please Teach Me, Master CD was released in Japan on May 11, 2005 by Star Child (King Records). This CD was released alongside the TV anime series that was airing at the time of its release.
The CD features two songs, namely the second ending theme to the anime series. A character song featuring the same voices is also included. Both the normal versions of the songs and the instrumental are featured on the disc.
All songs were performed by the voice actresses Ayana Sasagawa, Natsuko Kuwatani, Akeno Watanabe, Hazuki Tanaka, and Yuki Matsuoka, the voices of Kazumi Asakura, Yue Ayase, Chachamaru Karakuri, Ku Fei, and Evangeline A.K. McDowell respectively.
The lyrics of Please Teach Me, Master were written by Kimono Kiyomi and the composition was done by Kaoru Okubo, and the arrangement is credited to Tsuru Tsuru.
The lyrics of A Precious Pride were written by Hideki Kawai and both the arrangement and composition is by YUPA.
This CD also includes the failed Pactio Card for Ku Fei.