I got some info from JaME U.K. (the best news site for all things J-music) about our beloved bassist.
Unfortunately جیسمین, یاسمین آپ will be taking a break from band activity due to his poor health.
Here's a link to the original مضمون so آپ can read it for yourselves...
link
Keep جیسمین, یاسمین آپ in your thoughts! Hopefully he will be feeling better before too long.
جیسمین, یاسمین آپ が お大事に!!
(get well soon جیسمین, یاسمین آپ {i hope...correct me if i'm wrong....})