%
\NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{lltjext}[2018/10/07 v1.2k-ltj-10 Macros for vertical writing]
+\ProvidesPackage{lltjext}[2019/09/25 v1.2k-ltj-11 Macros for vertical writing]
\RequirePackage{luatexja}
\newcount\ltj@ext@dir
\let\ltj@lltjext@orig@tabular=\tabular
%%% bou
%%%
\def\boutenchar{\char\euc"A1A2}%"
-\def\bou#1{\ifvmode\leavevmode\fi\@bou#1\end}
+\DeclareRobustCommand\bou[1]{\ifvmode\leavevmode\fi\@bou#1\end}
\def\@bou#1{%
\ifx#1\end \let\ltj@@next=\relax
\else
\fi\ltj@@next}
%%% kasen
-\def\kasen#1{%
+\DeclareRobustCommand\kasen[1]{%
\ifnum\ltjgetparameter{direction}=3\relax
\setbox\z@\hbox{#1}\leavevmode\raise.7\zw
\hbox to\z@{\vrule\@width\wd\z@ \@depth\z@ \@height.4\p@\hss}%