\ifltj@in@latex %<*LaTeX>
\NeedsTeXFormat{LaTeX2e}
\PackageWarning{ltj-plain}{Don't load this package directly; load luatexja.sty instead.}
\ifltj@in@latex %<*LaTeX>
\NeedsTeXFormat{LaTeX2e}
\PackageWarning{ltj-plain}{Don't load this package directly; load luatexja.sty instead.}