weight 0.9 is best.

This model is based on the SDXL Pony Model.

I created this LoRA as requested.

outfit1
aaizumi, brown hair, low twintails, ahoge, hair ornament, hairclip, blue eyes, breasts, competition swimsuit

I was very short on dataset images to create this LoRA.
There are no specific outfit recommendations, as it is trained on images of the character's face.
You can dress character in any outfit.

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