weight 0.9 is best.

This model is based on the SDXL Pony Model.

I created this LoRA as requested.

outfit1
aaarisa, long hair, blonde hair, two side up, ahoge, green eyes, small breasts, school uniform, sailor collar, neck ribbon, white shirt, white dress, sailor dress, long sleeves

I uploaded a sample image of the outfit as a post.

In the sample images, used hires.fix and the extension Adetailer.