Originally Posted by Unregistered

Kerria bloom was during event 59.

Then I haven't got a clue. Based on the surveys though I feel like they are limited to only girls that were added around the time of the events they are working on.

{edit} I would approve though if they add the buff to the broken unit. I mean Kerria already broken enough, why not just make it stupidly broken compared to the current state of the majority of the units {}