-\__fontspec_define_feature_option:nnnnn{CJKShape}{JIS2004}{20}{5}{+jp04}
-
-\ExplSyntaxOff
-%%%%%%%% Now we completely ignore kanjifont definition file.
-\@ltj@use@fdfalse
-
-% We must redefine \try@load@fontshape to ignore kanjifont definitions at all.
-\def\try@load@fontshape{%
- \expandafter
- \ifx\csname \f@encoding+\f@family\endcsname\relax
- \directlua{luatexja.jfont.is_kenc('\luatexluaescapestring{\f@encoding}')}%
-\ifin@\else % Alphabetic font
- \@font@info{Try loading font information for \f@encoding+\f@family}%
- \global\expandafter\let
- \csname\f@encoding+\f@family\endcsname\@empty
- \nfss@catcodes
- \let\nfss@catcodes\relax
- \edef\reserved@a{%
- \lowercase{%
- \noexpand\InputIfFileExists{\f@encoding\f@family.fd}}}%
- \reserved@a\relax
- {\@input@{\f@encoding\f@family.fd}}%
-\fi
- \fi}
+\__fontspec_define_feature_option:nnnnn{CJKShape}{JIS2004}{20}{100}{+jp04}
+%%% CharacterWidth={VerticalAlternateProportional, VerticalAlternateHalf}
+\__fontspec_define_feature_option:nnnnn{CharacterWidth}{VerticalAlternateProportional}{22}{100}{+vpal}
+\__fontspec_define_feature_option:nnnnn{CharacterWidth}{VerticalAlternateHalf}{22}{101}{+vhal}
+\__fontspec_define_feature_option:nnnnn{Kerning}{Vertical} {}{}{+vkrn}