YOU SAID:
Your box has shipped and your ship has boxed.
INTO JAPANESE
あなたの箱は出荷し、あなたの船は箱入りしました。
BACK INTO ENGLISH
Your box has been shipped and your ship has been boxed.
INTO JAPANESE
あなたの箱は出荷され、あなたの船は箱入りされました。
BACK INTO ENGLISH
Your box has been shipped and your ship has been boxed.
That didn't even make that much sense in English.