Use LoRA weight between 0.6-0.8
For her [Pajama Outfit] use the tags: pikkyterakomari, 1girl, solo, looking at viewer, blonde hair, bangs, hair between eyes, ahoge, hair intakes, very long hair, hair bun, red eyes, breasts, small breasts, hair bow, dress, nightgown, collarbone, long sleeves, bare shoulders, off shoulder, off-shoulder dress, pajamas, frills, white dress
For her [Military Outfit] use tags: pikkyterakomari, 1girl, solo, looking at viewer, blonde hair, bangs, hair between eyes, ahoge, hair intakes, very long hair, hair bun, red eyes, breasts, small breasts, hair bow, thighhighs, white thighhighs, bow, garter straps, boots, blue bow, black footwear, belt, skirt, bowtie, long sleeves, blue bowtie, red jacket, zettai ryouiki, white skirt
For her [Party Outfit] use tags: pikkyterakomari, 1girl, blonde hair, dress, solo, long hair, red dress, ahoge, red eyes, looking at viewer, very long hair, breasts, bare shoulders, strapless dress, hair between eyes, wrist cuffs, strapless, choker, collarbone, bangs, indoors, frills, small breasts, frilled dress, hair bun, hair intakes, ribbon, hair ribbon, cleavage
These prompts are all tags related to her original outfit, If you use these you will get a pretty accurate result. You can omit some stuff, but I wanted to give all possible tags.

We used one of Meina's model to generate the images.

If you have any questions feel free to ask!

Hope you guys like it! ❤️