Looks like Hiyori, Takemasa, and Mitsuki did a radio appearance. At least, I'm assuming it has been recorded since this will not air until this weekend and Mitsuki posted this picture earlier this morning (CST time - late evening for JST).
November 3, 2012 @ 9:30 pm-10 pm JST.
For those in the CST zone, that is Saturday, November 3, 2012 at 7:30 am.
Looking for blog translations? Try Google! While the translation is not perfect (by any means), it will help to give you a rough idea of what is being said. Maybe you will learn a few words or phrases in Japanese as well!