YOU SAID:
Hello, where’s the bathroom?
INTO JAPANESE
こんにちは、トイレはどこですか。
BACK INTO ENGLISH
Hi, where is the toilet?
INTO JAPANESE
トイレは、どこにありますか。
BACK INTO ENGLISH
Where's the toilet?
INTO JAPANESE
便所は?
BACK INTO ENGLISH
Where's the toilet?
That didn't even make that much sense in English.