YOU SAID:
i'm not the kind of boy you've seen before
INTO JAPANESE
私はあなたが前に見たような少年ではありません
BACK INTO ENGLISH
I'm not the boy you saw before
INTO JAPANESE
私はあなたが前に見た少年ではありません
BACK INTO ENGLISH
I'm not the boy you saw before
That didn't even make that much sense in English.