long time no see !!
How have you been ?
I'm good, thanks 
in japan, we have holidays from end of April to May 5th.
we call the holidays "golden week" !!! 
Today,I'm now at my lab , and doing experiments of my study.
Though , my experiments don't go well for long time,
it goes well at last!! yeah !!!!
I'll carry on them for attending an international conference
held in USA in this autumn !!
