moetron ☆萌えトロン posted this Youtube link to the C71 teaser of Nanatsuiro★Drops (and more).
http://www.youtube.com/watch?v=fmNaKvZ1xWQ&eurl=
From the little animation that you can catch a glimpse of, it's looking quite promising, but due to the bad quality of the video I can't seem to decipher if Sumomo's seiyuu will stay the same. Guess we'll have to wait for more information.