When printing uses a built-in LBP driver in dviout following to the -dviprt: settings, the default is to use built-in LBP Japanese fonts. For example, when the following is set for LIPS III, Windows TrueType Japanese font can be used as the Gothic font.

-dviprt:`lgoth=81;0;k

The "k" above means the TrueType Japanese font is downloaded and used. The "81" is a dummy. Which font to use for Gothic conforms to the settings on the [WinJFont] of property sheet.
When the printer's built-in Japanese fonts are not used at all, as in

-dviprt:`lv0

For more details, see the information about Subparameter f, Subparameter k for the LBP Driver.