>>46305940>>46306376If you're being even remotely serious, then let me tell you as a nijiJP watcher that you're asking for the impossible.
Every single girl has collabed with males in NijiJP (and most definitely EN) even just through company-wide tourmaments by itself.
Even the girls that keep to themselves 90% of the time, show up to things like Niji Mahjong, Koshien, etc for the remaining 10%.
