YOU SAID:
He is the one, he came all this way for one thing, you.
INTO JAPANESE
彼は、彼は 1 つの事、こう来たあなた。
BACK INTO ENGLISH
He is he is one thing, you came this way.
INTO JAPANESE
彼は彼は 1 つの事をこのように来たこと。
BACK INTO ENGLISH
To him he came to this one thing.
INTO JAPANESE
彼に、彼はこの 1 つの事になった。
BACK INTO ENGLISH
To him, he was this one thing.
INTO JAPANESE
彼に、彼はこの 1 つの事だった。
BACK INTO ENGLISH
To him, he had this one thing.
INTO JAPANESE
彼に、彼はこの 1 つの事を持っていた。
BACK INTO ENGLISH
To him, he had this one thing.
That didn't even make that much sense in English.