YOU SAID:

I never knew anybody till I knew you.

INTO JAPANESE

私はあなたを知っていたまでは誰かを知らなかった。

BACK INTO ENGLISH

I know you until you were someone I didn't know.

INTO JAPANESE

君は私を知らなかった人まで、私はあなたを知っています。

BACK INTO ENGLISH

You are who I didn't know until I know you.

INTO JAPANESE

私は知らなかったが誰かまで、あなたを知っています。

BACK INTO ENGLISH

I didn't know that until someone you know.

INTO JAPANESE

私は誰かまであなたが知っているとは知らなかった。

BACK INTO ENGLISH

And I know you until someone I didn't know.

INTO JAPANESE

そして知らなかった人まであなたを知っています。

BACK INTO ENGLISH

And people did not know until you know.

INTO JAPANESE

まで知っている人は知らなかった。

BACK INTO ENGLISH

Until I didn't know.

INTO JAPANESE

まで私は知らなかった。

BACK INTO ENGLISH

Before I did not know.

INTO JAPANESE

前に私は知りませんでした。

BACK INTO ENGLISH

I didn't know before.

INTO JAPANESE

私は前に知らなかった。

BACK INTO ENGLISH

I did not know ago.

INTO JAPANESE

知らなかった

BACK INTO ENGLISH

- I didn't know! - You did!

INTO JAPANESE

知らなかった

BACK INTO ENGLISH

- I didn't know! - You did!