YOU SAID:

Pineapple on pizza is a sin, it should never be done.

INTO JAPANESE

ピザにパイナップルを乗せるのは罪です。

BACK INTO ENGLISH

Putting pineapple on pizza is a sin.

INTO JAPANESE

パイナップルをピザに乗せるのは罪だ。

BACK INTO ENGLISH

It's a sin to put pineapple on pizza.

INTO JAPANESE

ピザにパイナップルを乗せるのは罪だ。

BACK INTO ENGLISH

It's a sin to put pineapple on pizza.