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
aayuuhi, short hair, blue hair, hair ornament, yellow eyes, mole under eye, school uniform, blue necktie, collared shirt, yellow sweater, blazer, blue jacket, open jacket, long sleeves, plaid skirt, grey skirt, black pantyhose

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

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