That's just Japan tbh. For once I'm willing to give sweaty Otaku retards a break and say that this existed way before them.
/vt/ is right for a change.
That's true, but there's a difference between Nepotism and Networking. You could argue Sana simply networked her way into getting into Council, but you'd expect her to do more than literally fuck all now she's got it.
Korone, Okayu, Towa, Mio, Pekora, Miko, Haachama, Fubuki, and Watame are, off the top of my head, all people who knew others/each other before joining. All of them have been putting in the work for years now.