RoNo☆Cro are going to release their new maxi-single at 2013/04/11 (I reported).
It is called "Wafu Dressing". Postponed released date - 2013/04/17. Price - 1905yen (2000yen Tax incl.). Tracklist is still unknown. But you can preoreder CD here:
Source: CDJapan
Thx to Junya from the mail