YOU SAID:
Justin is my boyfriend, and I love him.
INTO JAPANESE
ジャスティンは私のボーイフレンドであり、私は彼が大好きです。
BACK INTO ENGLISH
Justin is my boyfriend and I love him.
INTO JAPANESE
ジャスティンは私のボーイフレンドであり、私は彼を愛しています。
BACK INTO ENGLISH
Justin is my boyfriend and I love him.
That didn't even make that much sense in English.