weight 0.7 is best.
I created this LoRA as requested.

Please read the description.

outfit1
aamii, short hair, black hair, blue eyes, glasses, school uniform, yellow neckerchief, collared shirt, sweater vest, (blue vest:1.2), short sleeves, armband, plaid skirt, grey skirt


outfit2
aamii, short hair, blue eyes, glasses, cleavage, polka dot bikini, white bikini, frilled bikini

Due to the small number of images in the dataset, the character's clothing or pose may not be fully realized.