YOU SAID:
It's nine in the afternoon
INTO JAPANESE
午後 9 時です。
BACK INTO ENGLISH
It is a 9:00 PM.
INTO JAPANESE
それは、21:00 です。
BACK INTO ENGLISH
It is a 21:00.
INTO JAPANESE
それは、21:00 です。
BACK INTO ENGLISH
It is a 21:00.
That didn't even make that much sense in English.