YOU SAID:
Why is pizza so tasty?
INTO JAPANESE
ピザはなぜおいしいのか。
BACK INTO ENGLISH
Why delicious pizza?
INTO JAPANESE
なぜおいしいピザ?
BACK INTO ENGLISH
Why pizza?
INTO JAPANESE
なぜピザ?
BACK INTO ENGLISH
Why pizza?
That didn't even make that much sense in English.