This is Yasuho Shizuka from In'en ~Yamazato ni Midareru Taoyame~.

Her prompts are:

inenyash, mature female, short hair, black hair, purple eyes, lipstick, hair ornament, hair clip,

Her usual outfit:

purple kimono, butterfly print, sash, obi,

Version 1 notes:

I think this model is pretty well trained. Given the quality of the source, I'm surprised images still turn out pretty well at strength 1. In fact i would suggest sticking to 1 if possible, at lower strength her hairstyle may change depending on the pose.