Her name is Ashley! (from WarioWare). she is based off Ojamajo Doremi females.
She first appeared in WarioWare Touched! she is one of the popular nintendo characters.
She has a Devil assistant named Red (The buddy who turns into a Broom,Umbrella, and Wand)
You can see the references from the Wand
Ashley's Wand Looks like the Wandawhirl in Magical DoReMi