Well this seems like a big loss
Her voice is amazing when singing, very cute just speaking
I can see her doing well in dramatics, though.
I don't think all HP idols need to make a full career out of it but
Little Came has been pretty great in my opinion. I wonder if pressure from the newbies, *ahem*
Baby Came, has something to do with this. It would be hard to get the spotlight with such a strong cast ahead of you in seniority and skill (although there would be plenty of opportunities to learn).
Taking a quick skim through the wiki it looks like there hasn't been much happening in the way of photobooks in the active members (maybe Yuumi has been making the most appearances in magazines?). Is Shiori a
gravure dodger, upsetting management?