YOU SAID:
You ate the last cookie, du kat
INTO JAPANESE
あなたは最後のクッキーを食べた、デュカット
BACK INTO ENGLISH
You ate the last cookie, Ducat
INTO JAPANESE
あなたは最後のクッキー、Ducatを食べた
BACK INTO ENGLISH
You ate the last cookie, Ducat
That didn't even make that much sense in English.