This is info only on wrc.com site. Thats all. I have sent you sentence from valid regulations...
Will you do any ERC race?
The link I posted to WRC.com clearly states that Mexico and Japan are the two events that WRC2 competitors must do at least one of.
This is a more detailed analysis https://www.wrcwings.tech/2020/02/23...e-event-tests/
At one point there were two nominated events out of Europe out of which one must be contested. One of them was Japan, other possibly New Zealand? I can't