YOU SAID:
九時に公園へ行きましょうか
INTO JAPANESE
九時に公園へ行きましょうか
BACK INTO ENGLISH
Shall we go to the park at 9: 00?
INTO JAPANESE
9時に公園に行きましょうか。
BACK INTO ENGLISH
Shall we go to the park at nine?
INTO JAPANESE
9時に公園に行きましょうか。
BACK INTO ENGLISH
Shall we go to the park at nine?
That didn't even make that much sense in English.