This is a custom model that I merged for personal use.
I don't have an exact recipe for it since I just mixed things together on a whim.

The license follows the terms of Illustrious.

Sample images are generated by this prompt.
If you want to get 2D anime style, I recommend using Kohaku_LoNyu_Yog for sampling method and https://civitai.com/models/888145/aaa-anime-sdxl-vae

prompt:

masterpiece, very aesthetic, (anime coloring, anime screenshot), official art, illustration, 

1girl, solo, solo focus, 
{
misaka mikoto, toaru kagaku no railgun, small breasts
|<add your favorite character>
|<add your favorite character>
|<add your favorite character>...
}

sfw, shiny hair, __jumbo/time/timeofday__
{
|happy
|smile
|seductive smile
|sad
|surprised
|expressionless
}, 
{
|open mouth, 
|moaning, 
|parted lips, 
|closed mouth
}, 
{
|open eyes
|closed eyes
|one eye closed
|half-closed eyes
}

negative:

worst quality, bad quality, ((text, logo, watermark)), border, cropped, simple background, 3d, realistic, ai-generated, 
(((nsfw, completely nude)))