Just watched Piano Episode 1.  Kawasumi Ayako voiced the main 
female character.

In the credit list, I found that Ayako is also credited under the 
job title "Music".  She also composed the OP, which is an 
instrumental piano piece.

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'CuSO4' Yung
cuso4@cuso4.com, cuso4@manbow.com, chyung@hknet.com, cuso4@cuso4.org