\begin{overpic}[width=0.49\textwidth]{ys_di_G4_16}
\put(1,74){\colorbox{white}{(\sublabel{ys_di_G4_16}) \href{http://dream.misasa.okayama-u.ac.jp/?q=20170205153638-057496}{ys_di_G4_16}}}
%%(\subref{ys_di_G4_16}) \href{ys_di_G4_16}
\color{red}
\put(86.2,37.0){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20161011194421-067645}{spot of ys_cpx_ok10vma@3087}} % 20161011194421-067645 % \vs(7515.6, -2615.4)
\put(2.9,36.3){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20161011194412-725973}{spot of ys_pl_ok10vma@2896}} % 20161011194412-725973 % \vs(7357.7, -2620.9)
\put(82.5,74.7){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20161011194413-829123}{spot of ys_pl_ok10vma@2897}} % 20161011194413-829123 % \vs(7516.2, -2532.2)
\put(35.1,28.4){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20161011194422-541280}{spot of ys_cpx_ok10vma@3088}} % 20161011194422-541280 % \vs(7417.0, -2637.0)
\put(18.5,32.0){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20170205153633-711670}{spot of ys_di_OK10VMa@16}} % 20170205153633-711670 % \vs(7386.4, -2629.7)
\put(75.0,48.0){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20170205153639-078343}{spot of ys_di_OK10VMa@17}} % 20170205153639-078343 % \vs(7496.6, -2591.5)
%%scale 10 micro meter
\put(1,1){\line(1,0){5.0}}
\end{overpic}