Oh, I misread June for July.
But yikes! Only announcing your graduation with a month before leaving is so foreign to me as an H!P fan, though! Like, the only times we've had that short of notice are the scandals (which I think don't count for comparison in this case), and OgaSaki... oh, and Mitsui, but that was also a kind-of special circumstance.
Do AKB members often announce their grads so close to the date of departure? Like, obviously the main girls would give more forewarning, but...