So I had FlameSparkZ (thanks man
) go over that cast list for translation. If he's correct, the cast listing for the new characters for episode 2 is as follows:
Kaguya Houraisan - Natsumi Takamori (Saki Sakimori from Acchi Kochi, Mei Misaki from Another)
Eirin Yagoroko - Hitomi Nabatame (Mayoi Katase from Acchi Kochi, Margery Daw from Shakugan no Shana)
Tewi Inaba - Yuka Iguchi (Index from ToAru, Tsukihi Araragi from Bakemonogatari)
Reisen Udongein Inaba - Sayuri Yahagi (Ranko Saioji from Sankarea, Haruna Sairenji from To-Love-Ru)
Youmu Konpaku - Aoi Yuki (Madoka Kaname from Madoka Magicka, Mio Aoyama from KamiNomi)
Yuyuko Saigyouji - Ai Kayano (Mikono Suzushiro from Aquarion EVOL, Mayaka Ibara from Hyouka)
Hoping to get confirmation for the names, but damn if that isn't a nice cast list