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
aaibuki, long hair, multicolored hair, ponytail, hair scrunchie, horns, visor cap, pink headwear, earrings, red eyes, colored skin, body markings, tail, choker, black one-piece swimsuit, cleavage cutout, wristband, bracelet, thighs

outfit2
aaibuki, long hair, multicolored hair, double bun, twintails, hair ornament, horns, earrings, red eyes, colored skin, tail, choker, striped necktie, pink bikini, tied shirt, white shirt, short sleeves, detached sleeves, belt, miniskirt, pink skirt, highleg, fishnet thighhighs, pom pom (cheerleading)

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

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