YOU SAID:

I really don't understand.

INTO JAPANESE

本当にわかりません。

BACK INTO ENGLISH

I really don't know.

INTO JAPANESE

本当に分かりません。

BACK INTO ENGLISH

I really don't understand.

INTO JAPANESE

本当にわかりません。

BACK INTO ENGLISH

I really don't know.

INTO JAPANESE

本当に分かりません。