On the Edit menu, click Update IME Dictionary, and then click the Add Word tab.
In the Reading box, enter the reading of the word in hiragana or alphanumeric characters.
In the Display box, enter the word.
In the Part of Speech box, select the part of speech that describes the word.
Select the Register and Send check box, and then click Add.
Tip
You can manually change the interface language of the IME. On the Tools menu, click Options, and then click the Edit tab. Click IME Settings, and then click the General tab. Under Other settings, select a language in the Display menus and dialogs in box.