Use at weight 0.7 - 1.
Keyword is hayasemitsuki. Outfit is prompted with hakuryou_high_school_uniform.
Model is trained on about half images with long hair, half with short hair. Use long_hair_hm or short_hair_hm and put the other in the negative prompt.
The NSFW images (not posted) seem much better/clearer than the SFW images
Pic 1: Anything V4.5
Pics 2-4: Anything V5