\begin{overpic}[width=0.49\textwidth]{ys_ok10vma_h_22_bse}
\put(1,74){\colorbox{white}{(\sublabel{ys_ok10vma_h_22_bse}) \href{http://dream.misasa.okayama-u.ac.jp/?q=20190306093128-728274}{ys_ok10vma_h_22_bse}}}
%%(\subref{ys_ok10vma_h_22_bse}) \href{ys_ok10vma_h_22_bse}
\color{red}
\put(48.8,64.8){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20170825121742-480633}{spot of ys_di_OK10VMa@1}} % 20170825121742-480633 % \vs(7625.5, -4874.6)
\put(47.8,44.1){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20190304141436-435551}{spot of ys_cpx_ok10vma_h@22}} % 20190304141436-435551 % \vs(7623.6, -4908.2)
\put(31.3,51.1){\footnotesize \circle{0.7} \href{http://dream.misasa.okayama-u.ac.jp/?q=20190307112320-420949}{spot of to_cpx_ok10vma_h@8}} % 20190307112320-420949 % \vs(7596.8, -4895.9)
%%scale 10 micro meter
\put(1,1){\line(1,0){6.0}}
\end{overpic}