In response to the overwhelming interest in the BeOS in Japan, Unicode support appears throughout the system.
The BeOS utilizes the Unicode UTF-8 format (the format used by Java) within all text objects and within the font system. This allows you to view documents, including web pages, encoded in many foreign languages, including Japanese. You can read some of the details in a recent Be Newsletter article, Unicode UTF-8:
We still have work to do to support Japanese and other multibyte languages, such as adding input methods, but this is a critical first step. Look for more details on this issue in the future.