\ProvidesPackage{lltjext}[2015/09/18 v1.2-ltj-4 Macros for vertical writing]
\RequirePackage{luatexja}
+{\catcode`\*=11
+\global\let\ltj@lltjext@orig@tabularS=\tabular*
+}%
\let\ltj@lltjext@orig@tabular=\tabular
\let\ltj@lltjext@orig@array=\array
}
\@ifpackageloaded{array}{%
+ \expandafter\let\csname tabular*\endcsname=\ltj@lltjext@orig@tabularS
\let\tabular=\ltj@lltjext@orig@tabular
\let\array=\ltj@lltjext@orig@array
\ltj@lltjext@patch@array
}{%
+ \let\ltj@lltjext@orig@tabularS\relax
\let\ltj@lltjext@orig@tabular\relax
\let\ltj@lltjext@orig@array\relax
\RequirePackage{filehook}