This is one of my favourite characters that I wanted to convert into LoRA from the beginning (as well as many others voiced by Rie Kugimiya XD).
I prefer to get screenshots from the first series as it has a better character design, so I ended up getting a total of 54 images to create this file and used Counterfeit v3.0 as base.
To summon her just use the keyword aria holmes kanzaki (hidan no aria). To better accuracy, just add the following prompts:
1girl, solo, school uniform, serafuku, pink hair, long hair, hairclip. twintails, black thighhighs, small breasts