YOU SAID:

I've never been to japan

INTO JAPANESE

私は日本に行ったことがないです。

BACK INTO ENGLISH

Not that I went to Japan.

INTO JAPANESE

私が日本に行ったことはないです。

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It is not that I went to Japan.

INTO JAPANESE

日本に行ったことはありません。

BACK INTO ENGLISH

Not made in Japan.

INTO JAPANESE

日本製

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MADE IN JAPAN

INTO JAPANESE

日本製

BACK INTO ENGLISH

MADE IN JAPAN