Are translators who are proficient in English and Japanese successful in emigrating to Australia?

I agree with you. Being proficient in Japanese and English does not necessarily mean that you can immigrate. It's mainly opportunity. Of course, it depends on your luck that you have more opportunities than others now. As for your job, I think it depends on your contacts in Australia. As the saying goes, "depend on your parents at home and your friends when you go out." I was deeply moved by this sentence. Let's go ..