YOU SAID:

What don't you like about the piano?

INTO JAPANESE

ピアノについては、何をしないか。

BACK INTO ENGLISH

What to do about the piano.

INTO JAPANESE

ピアノについてどうか。

BACK INTO ENGLISH

On the piano?

INTO JAPANESE

ピアノですか。

BACK INTO ENGLISH

What is the piano.

INTO JAPANESE

ピアノは何です。

BACK INTO ENGLISH

What is the piano.