YOU SAID:

Never should have come here.

INTO JAPANESE

決してここへ来るべき。

BACK INTO ENGLISH

Never to come here.

INTO JAPANESE

絶対にここに来る。

BACK INTO ENGLISH

Definitely come here.

INTO JAPANESE

間違いなくここに来る。

BACK INTO ENGLISH

I definitely will come here.

INTO JAPANESE

私は間違いなくここに来るだろう。

BACK INTO ENGLISH

I will definitely come here.

INTO JAPANESE

私は間違いなくここに来るだろう。

BACK INTO ENGLISH

I will definitely come here.