YOU SAID:

I didn't realise this whole area was here

INTO JAPANESE

私は、この地域全体がここにいたことに気づきませんでした

BACK INTO ENGLISH

i did not notice that across the region were here

INTO JAPANESE

私は、地域全体でここにいたことがわかりませんでした

BACK INTO ENGLISH

i did not know that was here in the entire region

INTO JAPANESE

私はそれが地域全体にここにいた知りませんでした

BACK INTO ENGLISH

i did not know it was here in the entire region

INTO JAPANESE

私はそれが地域全体にここにいた知りませんでした

BACK INTO ENGLISH

i did not know it was here in the entire region