This Kageroza arc has been quite the mixed bag, but it seems it will end this month, with probably another filler arc following:
Episode 337 "The Developer of the Modified Souls" (改造魂魄の開発者) August 30, 2011
Epidose 338 "Kon's Thoughts, Nozomi's Thoughts" (コンの想い、望実の想い) September 6, 2011
(To be updated further)