YOU SAID:

what goes up a chimney down but cant go down a chimney up

INTO JAPANESE

何が煙突を下っていくのですか？

BACK INTO ENGLISH

What goes down the chimney?

INTO JAPANESE

煙突をダウンしたものですか。

BACK INTO ENGLISH

Down the chimney?

INTO JAPANESE

煙突を降りる

BACK INTO ENGLISH

Down the Chimney

INTO JAPANESE

煙突を降りる

BACK INTO ENGLISH

Down the Chimney