weight 0.8 is best.
I created this LoRA as requested.

Please read the description.

outfit1
aasubaru, short hair, cap, backwards hat, breast, collarbone, watch, whistle around neck, vertical-striped shirt, tied shirt, short sleeves, wristband, white shorts


outfit2
bbsubaru, short hair, french braid, hairclip, grey headwear, sailor collar, black bowtie, cropped jacket, blue jacket, long sleeves, suspenders, midriff, blue shorts, grey thighhighs


outfit3
ccsubaru, short hair, french braid, hairclip, grey headwear, black bowtie, grey shirt, sleeveless, suspenders, midriff, blue shorts, grey thighhighs


outfit4
ddsubaru, short hair, mini top hat, yellow headwear, hololive idol uniform, yellow bowtie, sleeveless shirt, sleeveless, wrist cuffs, white gloves, navel, white bow, layered skirt, white skirt, black thighhighs


outfit5 (not perfect)
eesubaru, short hair, hair bow, red bow, hair ornament, japanese clothes, print kimono, long sleeves, wide sleeves, tassel, hakama skirt, blue skirt


outfit6 ( long hair ↔ short hair )
ffsubaru, long hair, hair ribbon, blue headwear, red bowtie, center frills, frilled shirt, white shirt, pink cardigan, long sleeves, high-waist skirt, blue skirt, plaid skirt


outfit 6-1 (removed cardigan)
ffsubaru, short hair, hair ribbon, blue headwear, red bowtie, center frills, frilled shirt, white shirt, long sleeves, high-waist skirt, blue skirt, plaid skirt


outfit7
ggsubaru, short hair, bow hairband, polka dot, collarbone, cleavage, striped bikini, aqua jacket, open jacket, long sleeves


outfit7 (removed jacket)
ggsubaru, short hair, bow hairband, polka dot, collarbone, cleavage, striped bikini


outfit8
hhsubaru, short hair, white headwear, hat flower, bowtie, cropped jacket, yellow jacket, puffy sleeves, short sleeves, white gloves, midriff, suspender shorts, black shorts, showgirl skirt, yellow skirt, garter straps, white thighhighs


outfit9 (hood up)
iisubaru, short hair, hood up, animal hood, collarbone, hoodie, hooded jacket, multicolored jacket, long sleeves, polka dot, white bloomers


outfit9-1 (hood down)
iisubaru, short hair, two side up, hood down, yellow hairband, collarbone, hoodie, hooded jacket, multicolored jacket, long sleeves, polka dot, white bloomers

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