weight 0.9 is best.

This model is based on the SDXL Pony Model.
It doesn't work well with Animagine XL Checkpoint.

I created this LoRA as requested.

outfit1
aaamane, long hair, purple hair, hair bow, breasts, school uniform, plaid bowtie, pinafore dress, black dress, white shirt, short sleeves

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

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