YOU SAID:
Friday the 13th is the unluckiest day
INTO JAPANESE
13日の金曜日が一番運が悪い日です。
BACK INTO ENGLISH
Friday the 13th is the worst day.
INTO JAPANESE
13日の金曜日は最悪の日です。
BACK INTO ENGLISH
Friday the 13th is the worst day.
That didn't even make that much sense in English.