In that case, I suggest you search directly on the internet (Google in Japanese, etc. ). You can basically find the corresponding word.
However, in this case, the requirements for Japanese are relatively high.
If it's just foreign words, you can try the automatic English conversion function of Japanese input method.
The use method is as follows.
Open the dictionary function of the property, and there is a Dictionary/Learning tab in it.
By default. The last item [カタカナ English automatic conversion] in the system dictionary option is closed.
Change the check box in front to solid line (effective)
When you enter Japanese again, you can directly convert Japanese into English. A small number can change English into Japanese. (generally use ひらがな to input)