User blog comment:Mnzombie/Issei's Peerage/@comment-3965848-20140328082025/@comment-1359322-20140328082517

Akeno and Koneko would never leave Rias. Rossweisse's main goal is to train up new Valkyrie, so she might stay in Sona's school. And the main thing why does anyone think Rias would retire in Rating Game just for Issei, Rias wants to become the Rating Game champion.