Hanayo
Yuzuki’s LRIG. Hanayo seems to have a calm and a composed personality. She supports Yuzuki in times of need, this is seen when she told Yuzuki that there was nothing wrong with her wish. Hanayo seemed to have some knowledge about Tama which is not yet revealed up to this point.
When Yuzuki becomes an Eternal Girl, Hanayo takes her identity and fulfills her wish.
In Selector Destructed WIXOSS we discover that her real name is Unjou Hanayo.