YOU SAID:

Hello this is a test. I don't know what to write.

INTO JAPANESE

こんにちはこれはテストです。書き込むにはわからない。

BACK INTO ENGLISH

Hello this is a test. I do not know to write.

INTO JAPANESE

こんにちはこれはテストです。書く私はわからない。

BACK INTO ENGLISH

Hello this is a test. I do not know.

INTO JAPANESE

こんにちはこれはテストです。知りません。

BACK INTO ENGLISH

Hello this is a test. I do not know.