-%% If the engine is pTeX, then load the module for it and exit.
-\edef\ltj@@tempa{\string\kansuji}
-\edef\ltj@@tempb{\meaning\kansuji}
-\ifx\ltj@@tempa\ltj@@tempb %<*pTeX>
- \let\ltj@@compat@pTeX=t
- \ifltj@in@latex %<*LaTeX>
- \RequirePackage{ltj-compat-ptex}[2012/04/21]
- \else %<*!LaTeX>
- \input ltj-compat-ptex.sty %
- \fi %</LaTeX>
- \ltj@compat@AtEnd
-\expandafter\endinput\fi\relax %</pTeX>
+% ltj-compat-ptex.sty is not maintained for a long time.
+% %% If the engine is pTeX, then load the module for it and exit.
+% \edef\ltj@@tempa{\string\kansuji}
+% \edef\ltj@@tempb{\meaning\kansuji}
+% \ifx\ltj@@tempa\ltj@@tempb %<*pTeX>
+% \let\ltj@@compat@pTeX=t
+% \ifltj@in@latex %<*LaTeX>
+% \RequirePackage{ltj-compat-ptex}[2012/04/21]
+% \else %<*!LaTeX>
+% \input ltj-compat-ptex.sty %
+% \fi %</LaTeX>
+% \ltj@compat@AtEnd
+% \expandafter\endinput\fi\relax %</pTeX>