Time for another round of updates:
Finally got the rest of the main cast's voices:
Mahiru Inami: Saki Fujita
Yachiyo Todoroki: Eri Kitamura
Kyouko Shirafuji: Kumiko Watanabe
Jun Satou: Daisuke Ono
Hiroomi Souma: Hiroshi Kamiya
Now to go rewatch that Comiket trailer and catch the voices again, now that I know who's actually voicing them.
Speaking of trailers, next up is
Popura. Go Go Kana Asumi!