Another quick entry is to sign up for a course, and you can find an interview in about two or three months.
Another is self-study, which may take a long time, three to five months.
You are a Japanese translator. If you want to enter a Japanese company, you should have no problem. Developing tests in Japan requires a basic knowledge of Japanese. If you choose IT industry, you must keep learning and learn new knowledge, language and framework. And this industry is also very involved, not necessarily as beautiful as imagined.
The above is the technical direction. I recommend you to engage in IT HR in Japanese enterprises. Language is certainly possible, just need to know a little technology and workflow.
exceed
But if you think about it, act as soon as possible! One thread is stubborn, Zhang stubborn, Zhang stubborn!