\documentclass{jsarticle}
\usepackage[dvipdfmx,hiresbb]{graphicx}
\begin{document}
\includegraphics[width=15cm]{tiger.pdf}
% \includegraphics[width=15cm]{tiger0.pdf}

コメント処理の実験 % \includegraphics[width=15cm]{tiger1.pdf}

\% \includegraphics[width=15cm]{tiger2.pdf}

\begin{verbatim}
\includegraphics[width=15cm]{tiger3.pdf}
\end{verbatim}

\end{document}
