A weight of 1.0 is recommended (You might want to adjust the weight depending on your model).
Feel free to experiment with other weights and share your results if you want to!

girls outfit : ranoa magic academy school uniform, shirt, white shirt, buttons, buttoned cuffs, jacket, white jacket, cropped jacket, bow, red bow, bowtie, red bowtie, long sleeves, puffy sleeves, skirt, red skirt, pleated skirt, shoes, arm belt, high-waist skirt, ascot, red ascot, solo

If you get a picture of an unclosed jacket, just add this to the negative prompt: open clothes

boys outfit : ranoa magic academy school uniform, long sleeves, jacket, white jacket, collar, collared shirt, emblem, belt, arm belt, pants, black pants, pocket, belt buckle, shoes, brown footwear, male focus, solo

v3 :

You no longer need many sentences in Prompt to make clothes and it has become really simple. If you want female clothes, write "1girl, ranoa magic academy school uniform". If you want male clothes, write "1boy, ranoa magic academy school uniform".

Used embeddings for good results : EasyNegative , bad_prompt_version2