YOU SAID:

I'd be more at ease if there was at least one agent left on the premises.

INTO JAPANESE

敷地内に少なくとも1人のエージェントが残っていれば、もっと安心できます。

BACK INTO ENGLISH

You can rest assured that there is at least one agent left on the premises.

INTO JAPANESE

敷地内には少なくとも1人のエージェントが残っているので安心できます。

BACK INTO ENGLISH

You can rest assured that there is at least one agent left on the premises.