YOU SAID:
That's because I am a boy
INTO JAPANESE
それは私が男の子だからです
BACK INTO ENGLISH
Because I'm a boy
INTO JAPANESE
私は男の子だから
BACK INTO ENGLISH
I'm a boy
INTO JAPANESE
僕、男だよ。
BACK INTO ENGLISH
I am a boy.
INTO JAPANESE
僕、男だよ。
BACK INTO ENGLISH
I am a boy.
That didn't even make that much sense in English.