There are several trivias answered more detailed since the researcher and chief producer came as guests.
Like how there are several dorms for the school, Ange's glasses uses real lenses (since if you use fake lenses people will know it's fake), etc.
A listener sent a mail about how they didn't like when Zelda shot Princess' thigh so if there's 2nd season, they want Ange to have a revenge. Imamu answered with Ange's voice that she'll shoot both sides of Zelda's thighs for that.
I need to listen to it again for more details somehow.