YOU SAID:

I dont know how to say this cause you're really my dearest friend

INTO JAPANESE

あなたは本当に私の最愛の友人だから、私はこれを言う方法を知りません

BACK INTO ENGLISH

I don't know how to say this because you're really my dearest friend

INTO JAPANESE

あなたは本当に私の最愛の友人だから、私はこれを言う方法がわかりません

BACK INTO ENGLISH

I don't know how to say this because you're really my dearest friend