I have to admit that this isn't my best LoRA. It seems to be blurry on some models and not others. After double-checking files and retraining a few times, I got it to a reasonable place. AnythingV5 seems to work best. I may come back and revise if I have time.
Use with weight 0.7 to 0.9.
Keyword is ookamiryouko. Standard outfit is prompted with black_serafuku, skirt, choker, white_belt, and skirt.
Issues
"Burned" eyes seem more prominent for some reason. Post-processing may be necessary.
Her hair is tied low, so AI thinks that she doesn't have tied hair at all. You can add tied_hair and hairband to force it.