This new "brand" was shown in last month's hobby magazine actually, with Mazinger Z and Altesien featured as possible releases.
Image is from this previous posting.
The presentation will be on May 18th, from 7 to 8.30PM (subjected to change) at Bandai Headquarter in Tokyo. Members from the toy industry and the media will be present at the event, and bloggers are encouraged to attend as well. Photographing the new item is allowed at the event.
Image and information is from Tamashii Web.