Low tier Dramafag Salvi the blue squirrel released an interesting video, take it with a grain of salt
he alleges to have obtained discord and twitch chat messages from an alleged Nijisanji member
Catbox Archive:
https://files.catbox.moe/5buuge.webm
It mainly details their woes and issues with how they act in the company, there is an extensive amount of screenshots posted, i already have the full video archived and currently looking for a way to just trim the relevant Nijisanji bit and uploading it to streamable or catbox