Irys' Youtube channel. She is nominally a vsinger rather than a vtuber, so she is not (officially) part of EN Gen 1 nor EN Gen 2; she's more like Inonaka EN than anything.
Irys hasn't debuted yet, and she's already at over 92.6k subs in a bit under 4 and a half hours after her announcement trailer.
so she is not (officially) part of EN Gen 1 nor EN Gen 2;
To be fair, EN technically isn't using the traditional "generation" title that JP and ID do. The girls have already mentioned that EN's not doing numbered gens and they've gone out of their way to avoid the word and correct themselves when they've said it.
We'll probably still end up using the term in wiki pages and such anyway since it makes things easier