weight 0.7 is best.

I created this LoRA as requested.

Please read the description.

outfit1
us1, blonde hair, purple eyes, school uniform, white shirt, blue skirt, neckerchief, white socks, pleated skirt, long sleeves

outfit2
us1, blonde hair, purple eyes, hairband, long sleeves, blue hairband, blue dress, frills, shirt, neck ribbon, blue ribbon, plaid

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