EvenVShojo and NIJISANJI are nothing alike. One is a giant corpo, one is a loose cluster of indies. One operates on Twitch, one on Youtube. They have basically nothing in common except that some of their members want a collab.
Not going anywhere. HoloEN is, in a sense, "too big to fail". Who else can throw around tens of thousands on promotional material, or do voicepacks with AAA games, or organize a literal concert?
Really you should be worried whether anyone is competing with them on the same footing.
I have no idea what you're talking about