\ProvidesPackage{ltj-latex}[2017/03/12 LaTeX support of LuaTeX-ja]
% LaTeX2e 2017/05/01 で行われる対策
+\ifx\document@default@language \@undefined
+ \let\document@default@language\m@ne
+\fi
\ifx\l@nohyphenation \@undefined
\newlanguage\l@nohyphenation
\fi
\dimen\z@\textwidth \textwidth\textheight \textheight\dimen\z@
\fi
\let \protect \noexpand
- %\language\document@default@language LaTeX2e 2017/05/01
+ \language\document@default@language %LaTeX2e 2017/05/01
\@resetactivechars
\global\let\@@if@newlist\if@newlist
\global\@newlistfalse