announced today and available for pre-order soon will be the following figures:
June: Kamen Rider Agito & Another Agito
July: Kakugo Hagakure in Susume Zero Armors from Apocalypse Zero. only figure we have a picture of is the Kakugo Hagakure

Rumors are also flying that the next figure to join Black in May will be Kamen Rider Decade, but no official release has been announced.