This is Kiritani Ryouko from Beat Angel Escalayer.
Her prompts are:
ctekiry, mature female, brown hair, blue eyes, side parting, ponytail
alternatively you can use the following:
ctekiry, mature female, brown hair, blue eyes, long hair,
Her usual outfit:
red cardigan, blue blouse, beige pants,
V1 notes:
Looks good. Maybe a little overfitted. Will test more and see.